#include<iostream>
#include<iomanip>
#include<cmath>
#include <algorithm>
using namespace std;
void Ahmed_Negm(){
  #ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  #endif
}
int main()
{Ahmed_Negm();


double num1, num2, num3;
cin>>num1>>num2>>num3;
double res = (num1 * num2) / num3;
long long nres = res;
double myres = res - nres;

if(nres <= 2147483647 && myres == 0){
  cout<<"int";
}else if(myres != 0){
  cout<<"double";
}else{
  cout<<"long long";
}




    return 0;
}