592 : 함수3 - 자가진단6

[코드]

 

#include <stdio.h>

int square(int n){
	
	int tmp;

	if(n < 10)
		return n*n;

	tmp = n % 10;

	return (tmp*tmp) + square(n / 10);
}

int main(){
	
	int n;

	scanf("%d", &n);

	printf("%d", square(n));

	return 0;

}