#include <iostream>

 using namespace std;

 const int n=;

 int a,b,c;

 int main()

 {

     while(cin>>a>>b>>c)

     {

         if(a<=) printf("CRASH %d\n",a);

         else if(b<=) printf("CRASH %d\n",b);

         else if(c<=) printf("CRASH %d\n",c);

         else puts("NO CRASH");

     }

 }