Example: Sum of Digits of a Number in C using While loop

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// Sum of Digits of a Number in C using While loop
#include <stdio.h>

int main() {
    int x, sum = 0, m;
    
    printf ("Enter the integer number::\n");
    scanf ("%d", &x);
    
    printf ("The sum of %d digits is = ", x);
    while (x > 0) {
        m = x%10;    
        sum = sum+m;    
        x = x/10;    
    }
    
    printf ("%d\n", sum);
    return 0;
}