#include <stdio.h>
#include <string.h>
int main(void){
int roop;
char ask[50];
roop = 0 ;
while ( roop == 0 ){
puts("Yes or No ？");
gets( ask );
if ( strcmp( ask, "yes\0") == 0 ){roop++ ;
}else if ( strcmp( ask, "YES\0") == 0 ){roop++ ;
}else if ( strcmp( ask, "Yes\0") == 0 ){roop++ ;
}else if ( strcmp( ask, "no\0") == 0 ){roop-- ;
}else if ( strcmp( ask, "NO\0") == 0 ){roop-- ;
}else if ( strcmp( ask, "No\0") == 0 ){roop-- ;
}else{}
}
switch( roop ){
case 1: puts("Yesの箱舟"); break;
case -1: puts("Noストラダムス"); break;
default: puts("ありえな〜い"); break;
}
return(0);}