Easy Tutorial
❮ C Pointer Arithmetic C Function Fgetc ❯

C Language Example - Number Reversal

C Language Examples

The user inputs a number, which is then reversed.

Example

#include <stdio.h>

int main()
{
    int n, reversedNumber = 0, remainder;

    printf("Enter a number: ");
    scanf("%d", &n);

    while(n != 0)
    {
        remainder = n % 10;
        reversedNumber = reversedNumber * 10 + remainder;
        n /= 10;
    }

    printf("Reversed number: %d", reversedNumber);

    return 0;
}

Running Result:

Enter a number: 1234
Reversed number: 4321

C Language Examples

❮ C Pointer Arithmetic C Function Fgetc ❯