#include <cstdio>

int main(){
    
    int a[4];
    
    for (int i = 0;i < 4;i++) scanf("%d",&a[i]);
    for (int i = 0;i < 4;i++)
        for (int j = i + 1;j < 4;j++)
            if (a[i] * a[j] != 1ll * a[i] * a[j]){
                
                puts("long long int");
                return 0;
                
            }
    puts("int");
    
    return 0;
}

WA：#11,#36,#94,#101(hack2)