http://zerojudge.tw/ShowProblem?problemid=b095
// scanf("%d.%d",&a,&b)
#include<iostream>
using namespace std;
int main() {
int a,b,c,max,count,found;
for(int i=0;i<10;i++){
count=0;
found=0;
cin >> a>>b;
if (a>b) {
max=a;
}else{
max=b;
}
for(int j=0;j<30;j++){
cin >>c;
if ((c!=0)&&(c!=max)) {
count++;
}
if (c==max){
found=1;
if (count < 3) {
cout<<"Y"<<endl;
}
if (count >= 3) {
cout<<"N"<<endl;
}
for(int k=j+1;k<30;k++){
cin >> c;
}
break;
}
if ((j==29)&&(found==0)){
cout << "N" <<endl;
}
}
}
}