1018 锤子剪刀布 （20 分）

#include<stdio.h>
int game(char A, char B) {
	if (A == B) return 0;
	if (A == 'C') {
		if (B == 'J') return 1;
		else return -1;
	}
	if (A == 'J') {
		if (B == 'B') return 1;
		else return -1;
	}
	if (A == 'B') {
		if (B == 'C') return 1;
		else return -1;
	}
}
int change(char a) {
	if (a == 'B') return 0; 
	if (a == 'C') return 1;
	if (a == 'J') return 2;
}
int main() {
	int n, Jia_win = 0, JIa_flow = 0, Jia_fail = 0;
	int Yi_win = 0, Yi_flow = 0, Yi_fail = 0;
	int hand_Jia[3] = { 0 }, hand_Yi[3] = { 0 };
	scanf("%d", &n);
	getchar();
	while (n--) {
		char Jia, Yi;
		scanf("%c %c\n", &Jia, &Yi);
		if (game(Jia, Yi) == 1) {
			Jia_win++;
			Yi_fail++;
			hand_Jia[change(Jia)]++;
		}
		else if (game(Jia, Yi) == 0) {
			JIa_flow++;
			Yi_flow++;
		}
		else {
			Jia_fail++;
			Yi_win++;
			hand_Yi[change(Yi)]++;
		}
	}
	printf("%d %d %d\n%d %d %d\n", Jia_win, JIa_flow, Jia_fail, Yi_win, Yi_flow, Yi_fail);
	int Jia_id = 0, Yi_id = 0;
	for (int i = 0; i < 3; i++) {
		if (hand_Jia[i] > hand_Jia[Jia_id]) Jia_id = i;
		if (hand_Yi[i] > hand_Yi[Yi_id]) Yi_id = i;
	}
	char mp[3] = { 'B', 'C', 'J' };
	printf("%c %c\n", mp[Jia_id], mp[Yi_id]);
	return 0;
}