UVa 12646 - Zero or One solution

UVa 12646 - Zero or One: http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=4375

UVa 12646 - Zero or One solution: http://ideone.com/fuhEML

#include <iostream>

#include <stdio.h>

using namespace std;

int main() {

int a, b, c;

while(scanf("%d%d%d", &a, &b, &c)==3) {

if(a!=b && a!=c) printf("A");

else if(b!=a && b!=c) printf("B");

else if(c!=a && c!=b) printf("C");

else printf("*");

printf("\n");

}

return 0;

}

note: it is my 1st prob solution ever on UVa.