#include <stdio.h>

#include <stdlib.h>

int main()

{

    int a,b,c;

    scanf("%d %d %d",&a,&b,&c);

    if(a <= )

    {

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

        return ;

    }

    if(b <= )

    {

        printf("CRASH %d\n",b);

        return ;

    }

    if(c <= )

    {

        printf("CRASH %d\n",c);

        return ;

    }

    printf("NO CRASH\n");

}