【PAT】B1014 福尔摩斯的约会（20 分）

#include<cstdio>

using namespace std;
int main(){
    int minum=0;
    char week='Z',hour='Z';
    char arr1[61],arr2[61],arr3[61],arr4[61];
    scanf("%s %s %s %s",arr1,arr2,arr3,arr4);
    for(int i=0;i<60;i++){
        if(arr1[i]==arr2[i])
            if(week=='Z'&&arr2[i]>='A'&&arr2[i]<='G') {week=arr1[i];continue;}
        if(arr1[i]==arr2[i]&&week!='Z'&&hour=='Z'&&((arr1[i]>='A'&&arr1[i]<='N')||(arr1[i]>='0'&&arr1[i]<='9'))) hour=arr1[i];
    }
    for(int i=0;i<60;i++){
        if(arr4[i]>='a'&&arr4[i]<='z'&&arr3[i]==arr4[i]&&minum==0)
            minum=i;
    }
    char wek[7][4]={{"MON"},{"TUE"},{"WED"},{"THU"},{"FRI"},{"SAT"},{"SUN"}};
    printf("%s ",wek[(int)week-'A']);
    if(hour>='0'&&hour<='9')printf("%02d:",(int)hour-'0');
    else printf("%02d:",10+hour-'A');
    printf("%02d",minum);
    return 0;
}