Program: Add Digits of a Number

#include <stdio.h>

int main() {

int n, sum = 0, remainder;

printf("Enter an integer\n");
scanf("%d", &n);

while (n != 0) {

remainder = n % 10;
sum = sum + remainder;
n = n / 10;

}

printf("Sum of digits of entered number = %d\n", sum);

return 0;
}

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