pat(B) 1018. 锤子剪刀布

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代码：

#include<iostream>#include<cstdio>#include<cstring>using namespace std;char Hash[3][3];int ans[3];int main(){int n,i,j;for(i=0;i<3;i++){Hash[i][i]=1;}Hash[0][1]=0;//甲胜Hash[0][2]=2;Hash[1][0]=2;Hash[1][2]=0;Hash[2][0]=0;Hash[2][1]=2;while(scanf("%d",&n)==1){getchar();memset(ans,0,sizeof(ans));int x[3]={0};int l[3]={0};for(i=0;i<n;i++){char c1,c2;int a,b;scanf("%c%*c%c%*c",&c1,&c2);if(c1=='C')a=0;if(c1=='J')a=1;if(c1=='B')a=2;if(c2=='C')b=0;if(c2=='J')b=1;if(c2=='B')b=2;ans[Hash[a][b]]++;if(Hash[a][b]==0){if(a==0)x[0]++;if(a==1)x[1]++;if(a==2)x[2]++;}if(Hash[a][b]==2){if(b==0)l[0]++;if(b==1)l[1]++;if(b==2)l[2]++;}}for(i=0;i<3;i++){if(i==2)printf("%d\n",ans[i]);elseprintf("%d ",ans[i]);}for(i=2;i>=0;i--){if(i==0)printf("%d\n",ans[i]);elseprintf("%d ",ans[i]);}int max=-1;for(i=0;i<3;i++){if(x[i]>max){max=x[i];j=i;}}if(j==0){if(x[2]<max)printf("C ");elseprintf("B ");}if(j==1){if(x[2]==max)printf("B ");else if(x[0]==max)printf("C ");elseprintf("J ");}if(j==2)printf("B ");max=-1;for(i=0;i<3;i++){if(l[i]>max){max=l[i];j=i;}}if(j==0){if(l[2]<max)printf("C\n");elseprintf("B\n");}if(j==1){if(l[2]==max)printf("B\n");else if(l[0]==max)printf("C\n");elseprintf("J\n");}if(j==2)printf("B\n");}return 0;}

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