int n;
scanf("%d",&n);
int rev=0,rem;
while(n>0)
{
rem=n%10; //take out the remainder .. so it becomes 5 for 12345
rev=rev*10+rem; //multiply the current number by 10 and add this remainder.
n=n/10; //divide the number. So it becomes 1234.
}
printf("%d",rev);
Answer from Wayne Rooney on Stack OverflowGeeksforGeeks
geeksforgeeks.org โบ c language โบ c-reverse-number
Reverse Number Program in C - GeeksforGeeks
May 28, 2025 - #include <stdio.h> // Iterative function to // reverse digits of num int reverseDigits(int num) { int rev_num = 0; while (num > 0) { rev_num = rev_num * 10 + num % 10; num = num / 10; } return rev_num; } int main() { int num = 4562; printf("Given ...
Programiz
programiz.com โบ c-programming โบ examples โบ reverse-number
C Program to Reverse a Number
Created with over a decade of experience and thousands of feedback. ... #include <stdio.h> int main() { int n, reverse = 0, remainder, original; printf("Enter an integer: "); scanf("%d", &n); original = n; while (n != 0) { remainder = n % 10; reverse = reverse * 10 + remainder; n /= 10; } if (original % 10 == 0) { printf("Reversed number = %d", reverse); while (original % 10 == 0) { printf("0"); original /= 10; } } else { printf("Reversed number = %d", reverse); } return 0; }
Videos
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C Program to Reverse a Number | Learn Coding - YouTube
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C Program To Reverse a Number using While Loop | C Language Tutorial ...
Top answer 1 of 8
14
int n;
scanf("%d",&n);
int rev=0,rem;
while(n>0)
{
rem=n%10; //take out the remainder .. so it becomes 5 for 12345
rev=rev*10+rem; //multiply the current number by 10 and add this remainder.
n=n/10; //divide the number. So it becomes 1234.
}
printf("%d",rev);
2 of 8
2
#include<stdio.h>
main()
{
int rev=0,n;
scanf("%d",&n);
while(n)
{
rev=10*rev+n%10;
n/=10;
}
printf("result=%d",rev);
}
Scaler
scaler.com โบ home โบ topics โบ c program to reverse a number
C Program to Reverse a Number - Scaler Topics
February 26, 2024 - While num > 0 // Loop until there are no more digits in num a. Extract the last digit of num: digit = num % 10 b. Append digit to rev_num: rev_num = rev_num * 10 + digit c. Remove the last digit from num: num = num / 10 ยท Return rev_num // rev_num now contains the reversed number
PREP INSTA
prepinsta.com โบ home โบ c program โบ c program to reverse a given number
C Program to Reverse a Given Number | PrepInsta
September 28, 2022 - This C program accepts an integer and reverse it. ... #include<stdio.h> //main program int main () { //variables initialization int num, reverse = 0, rem; num=1234; printf("The number is: %d\n",num); //loop to find reverse number while(num != 0) { rem = num % 10; reverse = reverse * 10 + rem; num /= 10; }; //output printf("Reverse: %d\n",reverse); return 0; } // Time complexity O(N) // Space complexity : O(1)
AmbitionBox
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Write a program to reverse a number using C. (Asked in 10 companies) - AmbitionBox
Multiply the reversed number by 10 and add the extracted digit. Remove the last digit from the original number by dividing it by 10. Repeat steps 2 to 4 until the original number becomes 0. Return the reversed number. ... int reverseNumber(int n) { int reversed = 0; while (n != 0) { int digit ...
Onlinegdb
learn.onlinegdb.com โบ c_program_reverse_number
C Program to reverse number | Learn Programming step by step
Problem Statement: Write a C Program to reverse number. Required Knowledge: C Input/Output, C Variables, C Datatypes, C while..loop
Blogger
csourcecodes.blogspot.com โบ 2016 โบ 04 โบ c-program-to-reverse-number-reverse.html
C Program to Reverse a Number - Reverse Digits of a Number using C Program
#include<stdio.h> main() { int n, reverse = 0; printf("Enter a number to reverse:\n"); scanf("%d",&n); while (n != 0) { reverse = reverse * 10; reverse = reverse + n; n = n/10; } printf("Reverse of entered number is = %d\n", reverse); } Email ThisBlogThis!Share to XShare to FacebookShare to ...
Tutorial Gateway
tutorialgateway.org โบ c-program-to-reverse-a-number-using-recursive-function
C Program to Reverse a Number using Recursive Function
April 5, 2025 - On each iteration, the reverse variable will collect the last digit of a number. #include <stdio.h> int rem, reverse = 0; int reverse_number(int Number) { if (Number > 0) { rem = Number % 10; reverse = reverse * 10 + rem; reverse_number (Number /10); } return reverse; } int main() { int number; printf("Please Enter any number to Reverse = "); scanf("%d", &number); reverse = reverse_number(number); printf("Reverse of entered number %d = %d\n", number, reverse); }
Codewithc
codewithc.in โบ examples โบ reverse-number
Reverse a Number | C Programming Example
Reverse digits of a number. Complete C program with detailed explanation, step-by-step execution, and output.
Electro4u
electro4u.net โบ blog โบ write-a-c-program-to-revers-a-number-490
How to Reverse a Number in C: Complete Guide and Example Code
Initialize the reversed number to 0. While the number to be reversed is not equal to 0, do the following: Get the remainder of the number to be reversed when divided by 10. Multiply the reversed number by 10 and add the remainder to it. Divide the number to be reversed by 10.
Python documentation
docs.python.org โบ 3 โบ library โบ stdtypes.html
Built-in Types โ Python 3.14.6 documentation
Note that the exponent is written in decimal rather than hexadecimal, and that it gives the power of 2 by which to multiply the coefficient. For example, the hexadecimal string 0x3.a7p10 represents the floating-point number (3 + 10./16 + 7./16**2) * 2.0**10, or 3740.0: ... Applying the reverse conversion to 3740.0 gives a different hexadecimal string representing the same number:
IncludeHelp
includehelp.com โบ c-programs โบ c-program-to-reverse-a-number-reverse-digits.aspx
C program to Reverse an Integer Number/ Program for Reverse Number in C
The logic behind to implement this program - Input Number, and run a loop until number is greater than 0, using remainder (Modulus) operator extract last digits and then dividing by 10, last digits will be removed. This process will be executed until number is not zero.
programming9
programming9.com โบ home โบ programs โบ c programs
C Program to find Reverse of a Number
After all the iterations, the final reverse number will be saved in rev. ... //program name: Reverse_of_Number.c #include<stdio.h> int main() { int num,r,rev=0; printf("Enter a number to find reverse: "); scanf("%d",&num); while(num) { r=num; rev=rev*10+r; num=num/10; } printf("Reversed of given number: %d",rev); return 0; }