Write a java program to print 1 to 10 numbers in descending order

Write a java program to print 1 to 10 numbers in descending order. pow(base, expo));: Explanation. sort ()` method is applied to `strarray`, and by passing `Collections. Here is the source code of the Java Program to Display Numbers from 1 to 10 Using For Loop. Nov 8, 2009 · To print the items in their "natural" order you could use the sorted() method (or leave it out and get the same result): items. nextInt(); } Comparator<Object> cms = Collections. Iterate through the array to swap elements based on their value, ensuring the highest values bubble to the front. print (arr [i] + " "); } //Sort the array in descending order. toString(arr)); }} I am stuck on what the code is for putting the what the user inputs in ascending order. sort (cubes, Collections. When i change the i++ to i-- is print Your program failed to compile possibly due to an infinity loop. Examples : Output. The First 10 Odd Natural Numbers are 1 3 5 7 9 11 13 15 17 19. Output: 9 8 7 6 5 4 3 2 1. int tmpNumber = number; Oct 8, 2014 · Within your pow() method, you have a System. Jun 1, 2017 · 10 + i * 1 will never be smaller than 1 (where i is a positive integer) Instead, do this before you range: if a > b: a, b = b, a which will ensure a is always the smaller number moving forward, by swapping their values if that is not the case. 0 -0. TreeSet<E> class is used to return an iterator over the elements in the set in descending order. We will take a range from 1 to 11. sort() method along with a custom Comparator that specifies the descending order. The value of num is decreasing with the passes of loop. Since you are already decreasing the parameter by 1 and passing it to the method to call it recursively, you can simply make use of this parameter instead of creating an additional variable (e. And for sorting, we will need to compare objects to see which Next for loop is to print the elements after sorting. PHP provides several methods to achieve this operation. Follow the steps below to implement the above idea: Iterate over the given array numbers [] and check if the number is valid or not. sort () works for arrays which can be of primitive data type also which in turn by default sorts in ascending order. reverseOrder ()); Let's sorts an array in the descending order. printf("Sorted arr[] = %s", Arrays. 3. Have this execution be done by two concurrent threads. Compare your solution with others on Stack Overflow. writing great answers. While traversing if array [i] > array [j] swap both the numbers. If you need the list both in ascending and descending order, you can get your list in reverse like so: sorted_list_oldskool[::-1] If you only need it in descending order, AMACB's answer is probably the most efficient. In order -0. Oct 14, 2017 · You are making an infinite loop because num will always be smaller than 10. #include<stdio. Decrement the value of N by 1 after each iteration. Now , for sorting an array in descending array we just need to take two variable i and j. 0 5. The Arrays class of ‘java. Feb 20, 2024 · Write a program to print all the two-digit numbers in descending order, that is print all the two-digit numbers from largest to smallest. reverseOrder()); Now the cubes array will be {256, 125, 64, 27,8}, you can see the order is reversed and elements are sorted in #java #forloop #ascendingorder #descendingorder #javaprogramming #bluej Machine ProblemWrite a program using for loop that will display a series of a number Feb 8, 2012 · If both numbers are odd: Compare both numbers, return 1 if first < second, 0 if equal, -1 if first > second (sorts odd numbers descending). Learn how it works and how to implement it in Python, C++, Java, and C with examples and code. Output format: 99 98 97 96 95 94 93 …. Examples: Input: L = 1, R = 10Output: Even numbers: 2 4 6 8 10Odd numbers: 1 3 5 7 9 Input: L = 10, R = 25 Output: Even numbers:10 12 14 16 18 20 22 24 Odd numbers:11 13 15 17 19 21 23 25 Approach: Follow the steps below to solve the problem u In this program, you'll learn to create pyramid, half pyramid, inverted pyramid, Pascal's triangle and Floyd's triangle sing control statements in Java. print( 1, 100 ) finishes normally. 1) Declare an array of size n. In its current state, the program kinda works but not like I want it to. start (); T2. Scanner in = new Scanner(System. In this example, sort () function will arrange the list of lists in ascending order by default. Examples: Input: arr [] = {2, 1, 5, 4, 3}Output: 2Explanation: Two anti-clockwise rotations are Sep 10, 2022 · Enter the number of integers to sort: 6 Enter 6 integers: 12 6 78 9 45 08 Sorted list of integers: 6 8 9 12 45 78 Bubble sort program for sorting in descending Order. Let us discuss all four of them and propose a code for each one of them. for (num = 10; num >= 0; num--) { System. sorting ; import java. 2. Keep count of total even numbers printed using a variable cnt initialized to 0. According to the comment. Choose Sorting Order: 1 for Ascending 2 for Descending 2 Sorted Array: [45, 11, 0, -2, -9] In this case, we have entered 2 as input. The outer loop represents the number of passes required, while the inner May 30, 2014 · How can I create a java program using only if / else to order 5 numbers in ascending order. Jan 17, 2024 · Sorting array elements is a common operation in programming. Examples: Algorithm. sort() Program 2: Sort the Elements of an Array in Ascending Order. * This loop checks for each digit starting from 9 to 0. Alternate Solution: Here, The elements in the 1st half of the array will remain in 1st half but in ascending order among the elements in the 1st half, and those in 2nd half of array will remain in 2nd half but in descending order among the elements Sep 15, 2022 · Steps. This program uses a while loop to iterate through the numbers 10 down to 1 (inclusive). Then, print all numbers in an interval 1 to 11 using the For Loop. Input array elements: 10, 10, 20, 30, 10. Implement the selection sort algorithm to sort the array in descending order. This function sorts the array in descending order using the Bubble Sort algorithm. Step-by-step algorithm: Create a function first10Even () which prints the first 10 even numbers. Way 2: Using sort () method of Arrays class. Once the iterator assigns with the return value of the descendingIterator (), iterate the iterator using while loop. If it does not contain those then it is false and it only prints the sum of all the even numbers. Given an array with N integer elements and we have sort them in ascending order. Below is the implementation of the above approach: C++. g – 2. Scanner; public class P2 { public Sep 13, 2023 · Given an array of integers (both odd and even), sort them in such a way that the first part of the array contains odd numbers sorted in descending order, rest portion contains even numbers sorted in ascending order. def display_numbers_descending(n): """Displays the numbers from 10 to n in descending order. Insertion sort is a simple and efficient way to sort a list of elements by inserting each element in its proper place. First, let's look at what is happening in your code: Each number is printed twice. in); i Sep 4, 2018 · When I attempt that case, here is the output: Enter three numbers. Oct 23, 2019 · Step 1: Implement the Comparable interface in the ExamResult class. print("====The First 10 Natural Numbers in Reverse====") for i in range(10, 0, -1): print(i) This Python program displays the first 10 natural numbers in reverse or descending order using a while loop. without any number being printed multiple times. To swap the elements based on the comparison between the two string. using those variables i am trying to print all the numbers within that bound. Way 1: Using loops. Dec 23, 2023 · Java program to find differences between minimum and maximum numbers in an array; Java program to move all zero at the end of the array; Java program to delete a specific element from a one dimensional array; Java program to print EVEN and ODD elements from an array; Java program to merge two one dimensional arrays Descending Order using While Loop in Python. In this program, we need to sort the given array in descending order such that elements will be arranged from largest to smallest. Complete code as follows: The First 10 Natural Numbers in Reverse 10 9 8 7 6 5 4 3 2 1. Take three variables countOnes, countTwo, countThee, and initialize to 0. Write a program to store 6 elements in an array P and 4 elements in an array Q. Mar 15, 2024 · Ways of sorting in Java. This program is the same as above. h> #define MAX 100 int main () {. Output: Sorted array elements: 10, 10, 10, 20, 30. s – 2. 4. Nov 24, 2020 · Given an array arr[] consisting of N integers, the task is to sort the array in non-increasing order by minimum number of anti-clockwise rotations. it will sort arrays in the ascending order by the sort() method after that the reverse order() method will give us the natural ordering and we will get the sorted array in the descending order. Python3. sum of a [i-2] and a [i-1] in a [i] . forEach(item -> System. Please be patient and help me, I'm only 14 years old!! The program has to be done using nested ifs only. Print the final matrix. Display all the negative numbers followed by the positive numbers without changing the order of the numbers. */. So, we can store the count of occurrences of all the characters from ‘a’ to ‘z’ in a hashed array. 999. in); Oct 29, 2019 · I could only come up with this much. The 3rd number in the permutation is Nov 14, 2017 · Here, you can find the solution in following code, that doesn't use any array or lists and Strings. for i in 10 This program asks for the user to input 10 numbers and is converted into an int array. You should reduce the index by 2 (not increment by 1), and you should check that the value is >= 2 (not <= 2). Put i=0 and j=1. Approach 1: Run a loop from N to 1 and print the value of N for each iteration. May 20, 2020 · How to sort an array of string in descending order by the number of vowels each string has Jan 20, 2022 · Learn how to write a simple C++ program that takes 10 numbers from the user and prints the greatest one. I have looked up and tried multiple resources on ascending order but nothing seems to work. If, for whatever reason you want to take your existing sorting logic and have it produce a list in descending order, you Calculate max integer value in java; C Program To Check A Given Number Is Perfect Or Not Using While Loop; C Program to Print Armstrong Numbers using While Loop between 1 to n; Check if number is divisible by 3 using python if-else; Print the Maximum Number Among Three Using Python If-Else; C Program to Check Armstrong Numbers using While Loop Write a Python program to print first 10 natural numbers in reverse order using for loop. * In case of ascending order it should be 0 to 9. Jul 21, 2023 · Sure, here is an in-depth solution for displaying numbers from 10 to 1 in descending order in Python with proper code examples and outputs: ## Solution 1: Using a for loop. If it is not possible to sort the array, then print "-1". Nov 1, 2022 · A simple solution is to use library sort function std::sort () Implementation: An efficient approach will be to observe first that there can be a total of 26 unique characters only. Print the First 10 Even Natural Numbers; Print the First 10 Natural Numbers; Print the First 10 Natural Numbers in Reverse; Java program to Print Even Numbers from 1 to N; Java program to Print Odd Numbers from 1 to N; Java program to Print Natural Numbers from 1 to N Sep 11, 2020 · System. Write a program that sorts three integers. Scanner; { int number1,number2,number3; Scanner keyboard = new S Jun 14, 2022 · The first parameter is the array arr which will be sorted in ascending order. Again sort all rows, but this time in ascending order. Python 3. Mar 9, 2018 · Java program to sort N names (strings) in ascending order; Java program to count total number of words in a string; Java program to print all prime numbers from 1 to N; Java program to extract digits/ numbers from the string; Java program to run an application - Run Exe using Java program; Java program to get list of files, directories from a Aug 16, 2022 · Below are the steps: Create two threads T1 and T2 using the below syntax, where T1 and T2 are used to print odd and even numbers respectively. Args: n (int): The highest number to display. Print the Sorted Names in an Alphabetical Order. 04 5. Jun 16, 2013 · If you reverse the order in which you print the value, you'll reach your desired result. Prerequisite : Multithreading. Feb 6, 2024 · Sort List Of Lists Ascending And Then Descending Using sort () Method. Otherwise, print the count of rotations. I'm trying to make a recursive method that will give me the following result when printing (example with n = 5): 1 2 3 4 5 4 3 2 1. Example 2. sort (a, Collections. Also, I believe you wanted to print controller. Below is the implementation of the above approach. Examples: Input: arr[] = {2, 1, 5, 4, 3}Output: 2Explanation: Two anti-clockwise rotations are required Sorting Mechanism: The bubbleSortDescending function is invoked with numbers as its argument. println ("Elements of original array: "); for (int i = 0; i < arr. out. Hence, the program sort the array in descending order. If you have the numbers in an array instead of a List , then use Arrays. If the frequency of two characters is the same then sort them in descending order alphabetically. The integers are entered from the input dialogs and stored in I made a little program to practice recursions, but I can't get it to work as intended as you can see. Feb 11, 2010 · so i asked a user for an upper and lower bound input. Input: 5 4 6 7 8 2 3 1 9. In this program, we need to sort the given array in ascending order such that elements will be arranged from smallest to largest. h> int main() { //Statement } Example: How to print first n odd numbers in descending order in c. println(num); } This will print the array in reverse order like 10,9,8,7,6,5,4,3,2,1,0. When we give reverse=True, then it will arrange the list of lists in descending order. reverseOrder() – will then reverse the order of the sorted array so it is arranged in descending order. nextInt(); Jul 8, 2023 · The `Arrays. We want to sort based on the student names. I tried: System. Oct 14, 2015 · 1. Dec 23, 2023 · Given an array and we have to sort its elements in ascending order and print the sorted array using java program. println(base + "^" + expo + " = " + TestClass. sort(a, cms); . So, we can start from 99 and then keep on decreasing Jan 10, 2024 · Algorithm for Bubble Sort in Java. k – 2. Here is an example of sorting Integer arrays in descending order: Integer[] cubes = new Integer[] { 8, 27, 64, 125, 256 }; Arrays. So now the stack unwinds again and the values are printed on the way down in ascending order and the invocation of vtab[ 0 ]. Auxiliary Space: O(1), no extra space is required, so it is a constant. Syntax: public static <T> Comparator<T> reverseOrder () Suppose, a [] is an array to be sort in the descending order. *; Nov 7, 2014 · Your code is almost correct. The Java program is successfully compiled and run on a Windows system. with the numbers being printed in order. List = [[2, 8, 10], [12, 45, 2], [4, 10, 1]] List. java. This sort () method takes the collection to be sorted as the parameter and returns a Collection sorted in the Ascending Order by default. It means that the array sorts elements in the ascending order by using the sort () method, after that the reverseOrder () method reverses the natural ordering, and we get the sorted array in descending order. What I am looking for is to print values from int N to 0 in descending order rather than from 10 to N as it is currently in the code. where, printOddNumber () is used to print all the odd numbers till N, printEvenNumber () is used to print all the even numbers till N. sort(ArrayList); Below is the implementation of the above approach: Nov 7, 2020 · I already have the result but its in ascending order. Print the First 10 Even Natural Numbers; Print the First 10 Natural Numbers; Print the First 10 Odd Natural Numbers; Java program to Print Even Numbers from 1 to N; Java program to Print Odd Numbers from 1 to N; Java program to Print Natural Numbers from 1 to N Jul 11, 2022 · Program to print numbers from N to 1 in reverse order. io. Jan 12, 2010 · print( 1, 100 ) calls print( 1, 99 ) and so on until last equals first which causes a switch to the other implementation of print which in turn does nothing at all. Since you want to sort objects of the ExamResult class, this is where you will implement the interface. The idea is take thread count and print 1 in first thread, print 2 in second thread, print 3 in third thread, …. Table of Contents Nov 6, 2020 · You are decreasing counter, which is initialized to 0 - this leads to -1, -2 etc. Ascending order. . Sign Print 1 to 10 in Python using For Loop. Examples: Input: str = “geeksforgeeks”. If I get that one to work, I cannot get the case of 23, 0, 39 to sort. But before moving forward, if you are not familiar with the concepts of the array, then do check the article Arrays in Java. If you have a list of the first NUMBER_OF_PRIMES prime numbers in ascending order (eg: 2, 3, 5, 7 ), then you can perform the same trick using a stack to change that list into descending order by pushing each onto the stack, then reading them off. How do I correctly ask for this input? In this program, You will learn how to print first n odd numbers in descending order in C. Write a program in Java to store 10 numbers (including positive and negative numbers) in a Single Dimensional Array (SDA). Use while loop Feb 15, 2011 · The same is true for a list of prime numbers. int size = 10; int NumbersArray[] = new int[size]; Scanner scanner = new Scanner(System. In order to sort in descending order we just need to change the logic array[j] > array[j+1] to array[j] < array[j+1] in the above program. In this example, we will see how to sort a list of employees by name in ascending and descending order using Lambda Expressions: package com. Sep 4, 2023 · It does not parse any parameter because static method, so we can invoke it directly by using the class name. for (int j = i+1; j < arr. Assign i with zero and j with n-1 and loop until i is less than to j. 13 12 11 10. The first index of the hashed array will represent Inside inner loop compare the adjacent elements if the the elements are not in correct order swap them. And in your loop condition, the upper bound you check against is a, which is 10 in your example - this will always be true (until you hit overflow at the minimum integer). Output: e – 4. While we do not get first 10 even numbers, we can use the above method to check the parity and print the even numbers. println("\n Result : "); for (Object Number: a) { System. 2) Initialize a [0] and a [1] to 0 and 1 respectively. Original array: Array after sorting: Nov 9, 2022 · First finding all the number in form of array which contains 1, 2 & 3 then sort the number according to 1, 2 and 3 and then print it. start (); Java Program to sort the elements of an array in ascending order. Sample Input: Sample Output: -32, -41, -19, 44, 15, 21, 54, 61, 71, 52. When looped through and printed, the array would look like this: 10, 8, 5, 2, 1. println("Enter the first number:"); int num1 = kbd. Output 2. */ #include <stdio. If you want to preserve the ascending/descending order: if a > b: a, b = b, a rev = True Mar 31, 2023 · Given string str, the task is to print the characters in decreasing order of their frequency. Numbers are entered by the user My code public static void main( . ArrayList ; Syntax: public static <T> Comparator<T> reverseOrder () Suppose, a [] is an array to be sort in the descending order. Given a number N, the task is to print the numbers from N to 1. org Sorting refers to arranging data in order either alphabetically or numerically. Example Input: Array (elements will be read in program): 25 54 36 12 48 88 78 95 54 55 Output: Sorted List in Ascending Order : 12 25 36 48 54 54 55 78 88 95 Feb 10, 2020 · Java morse code program - the program gets stuck on input 0 Is there a way to only get the value from an input method to another method without repeating the whole process again in java? Sep 11, 2023 · Given two integers N and K, the task is to find the Kth element in the permutation of first N natural numbers arranged such that all the even numbers appear before the odd numbers in increasing order. Scanner kbd = new Scanner(System. length; i++) {. 0. if(arr [i] < arr [j]) {. println() method. The following is the algorithm to sort array in increasing order using bubble sort in Java: Start. Again convert matrix to its transpose. in); System. print("Input number 1: "+(i+1+":"); to try and add the inputs instead of writing Nov 26, 2021 · Given a number n then print n terms of fibonacci series in reverse order. You're calling it for debugging, but it's unnecessary as the process returns normally. tutorials. for (int i = 9; i >= 0; i--) {. Note Jan 29, 2024 · remainder = 1: Odd number. Run a for loop till the greatest 3-digit number i. Create an array of integers. Approach: We know that the largest two-digit number is 99 and the smallest two-digit number is 10. Increment the value i and j then goto Step 3. By that, we mean, you will write how you want to sort your objects. Examples: Input: arr[] = {1, 2, 3, 5, 4, 7, 10} Output: arr[] = {7, 5, 3, 1, 2, 4, 10} Sort List of Employee Objects in Ascending and Descending Order using Lambda Expressions. Also, you are allocating the array 10 times, move it outside the loop. temp = arr [i]; See full list on geeksforgeeks. Now, produce a third array R, containing all the elements of array P and Q. util. 4) Print the array in the reverse order. Hence, the program sort the array in ascending order. sort () to sort an array in ascending order. C/C++ Code // C++ Jul 6, 2022 · Given an array arr [] consisting of N integers, the task is to sort the array in non-increasing order by minimum number of anti-clockwise rotations. 100. e. Initiate two values n as size of array ,also i and j to traverse array. Feb 24, 2015 · This program is meant to prompt a user to enter three integers, store the integers in three separate variables, and output the three integers in descending order (highest to lowest values). In this article, we will explore various approaches to sort array elements of an array in ascending order. Example 1. for (int i = 0; i < arr. In this approach, we will see how to use Arrays. def countdown(n): if n != 0: countdown(n-1) print(n) The reason this works is that recursive calls go on the call stack. The second parameter – Collections. Program: /*C program to sort an one dimensional array in ascending order. This can be achieved through two loops. Repeat the step 2 to 4 until we get an sorted array in ascending order . reverseOrder(); Arrays. Display the sorted array. util’ package provides the sort method that takes an array as an argument and sorts the array. reverseOrder ()` as the comparator, the array is sorted in descending order. Oct 23, 2013 · Trouble sorting three numbers in ascending order in Java. Upon execution, the program outputs the sorted array in descending order, displaying the vehicles from highest to lowest lexicographical order. If the array is lucky (contains the numbers 7, 13, or 18) then it prints out the sum of all the numbers in the array. Jul 19, 2022 · Time Complexity: O(n logn), where n represents the size of the given array. You are allocating an array of size 0. Examples : Input: N = 10, K = 3 Output: 6Explanation:The required permutation is {2, 4, 6, 8, 10, 1, 3, 5, 7, 9}. Arrays. stream() . As you're looking for printing the operations for exponent as "from user-specified exponent -> 1" ("in descending order"), use a loop to print your System. But, this time, we separated the logic to sort array elements in ascending order using Method. print(" Please Enter " + Size + " elements : "); for (i = 0; i < Size; i++) { a[i] = sc. print(Number + " "); } } } Please refer to the sort article. For each iteration print the number. I can easily achieve it the opposite way using this code: Dec 17, 2020 · The descendingIterator () method of java. Outer loop will select a element and inner loop allow us to compare selected element with rest of the elements. This is a direct sorting method and the array can be sorted in Oct 5, 2014 · It seems what you want to do is: Write all numbers from 1 to 50 to System. Additionally, you are creating a new Scanner instance 10 times, you only need to create it once. Jun 13, 2015 · enter a number 10 3 1 45 67 2 56 89 22 11 69 Even numbers in ascending order: 2 22 56 Odd numbers in descending order: 89 69 67 45 11 3 1 Explanation: Since the array is already sorted (in ascending order), print out the even numbers first. sort(array, comparator) . The variable "i" is initialized to 10, and the while loop continues to execute as long as the value of "i" is greater than or equal to 1. int number = 45322; int sortedNumber = 0; /*. System. Feb 2, 2021 · Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand Nov 10, 2016 · Prompt the user to type in three non-negative integers. Comparison and Swapping: Inside the bubbleSortDescending function, nested loops are utilized. Java. Syntax: Collections. KK JavaTutorials - Learn technology in easy way!! In fact, this is the one you will be using most of the time. The outer loop will select an element, and inner loop allows us to compare selected element with rest of the Program Steps. Not sure if I have over-complicated the attempt with so many cases; I feel that my flowchart covers all possibilities. I can not use for processes or array. counter). Within the loop, the current value of "i" is printed, and then "i" is Oct 11, 2022 · Given a number N, the task is to print the numbers from N to 1. We will use the reverseOrder () method in the following way: Arrays. print n in nth thread and again repeat from thread 1 infinitely. If you want to learn more about the bubble sort algorithm, visit Bubble Sort Algorithm. As you push calls onto the stack, while your end case isn't met, you'll keep adding more calls until you reach your base case of n == 0 Sep 17, 2023 · How to Sort Array in Java in descending order: To sort an array in Java in descending order, you can use the Arrays. Below is the implementation of the above approach. import java. Feb 10, 2024 · After reaching 999, we will have all the three-digit numbers in ascending order. println(item)); Or to print them in descending (reverse) order, you could use the sorted method that takes a Comparator and reverse the order: Apr 19, 2023 · Approach: An ArrayList can be Sorted by using the sort () method of the Collections Class in Java. sorted() . 0In order 5. Feb 5, 2016 · 0. Compare it with other sorting algorithms like linear search. I suggest you refer to the Java Program to Print Array Elements article to understand the same. Display the integers in an increasing order. Sep 9, 2022 · Traverse all rows one by one and sort rows in descending order using simple array sort. Below is the implementation of the above approach: Java. Convert matrix to its transpose. Display the resultant array. Using CompareTo () method compare one string with the rest of the strings. Please refer to. Examples: Input: N = 10 Output: 10 9 8 7 6 5 4 3 2 1Input: N = 7 Output: 7 6 5 4 3 2 1 Approach 1: Run a loop from N to 1 and print the value of N for each iteration. Step-by-step algorithm: Initialize a counter to the smallest 3-digit number i. python. 1. Below is the implementation of the above approach: Nov 26, 2019 · I have some numbers, and I want to print those numbers in ascending and descending order using a for loop. length; j++) {. Please find the example for loop only which I am providing. g. Dec 23, 2021 · The problem is to synchronize n number of threads using pthread library. Then traverse the array in the opposite direction (desc order), and print out the odd numbers. T1. Program description:- Write a program to print numbers from 1 to 10 using for loop in python May 13, 2022 · Given two integers L and R, the task is to print all the even and odd numbers from L to R using recursion. Java Program to Sort Array in Ascending Order using Functions. nq tz xb aq gk pa ik pe hw sr