pat1046：划拳

https://www.patest.cn/contests/pat-b-practise/1046

#include "stdio.h"int main(){int n, i, a, b, c, d, p = 0, q = 0;scanf("%d", &n);for(i = 0; i < n; ++i){scanf("%d %d %d %d", &a, &b, &c, &d);if((a+c == b) && (a+c != d))++q;else if((a+c != b) && (a+c == d))++p;}printf("%d %d\n", p, q);return 0;}