Codeforces Gym101473 A.Zero or One (2013-2014 ACM-ICPC Brazil Subregional Programming Contest)

代码：

 1 #include<iostream>
 2 #include<cstring>
 3 #include<cstdio>
 4 #include<cmath>
 5 #include<algorithm>
 6 using namespace std;
 7 int main(){
 8     int a,b,c;
 9     int sum;
10     while(~scanf("%d%d%d",&a,&b,&c)){
11         sum=0;
12         if(a==0)sum++;
13         if(b==0)sum++;
14         if(c==0)sum++;
15         if(sum==3||sum==0)printf("*
");
16         if(sum==1){
17             if(a==0)printf("A
");
18             else if(b==0)printf("B
");
19             else if(c==0)printf("C
");
20         }
21         if(sum==2){
22             if(a==1)printf("A
");
23             else if(b==1)printf("B
");
24             else if(c==1)printf("C
");
25         }
26     }
27     return 0;
28 }