#include <iostream>
using namespace std;
int main() {
// your code goes here
int age;
cin >> age;
if(age < 18){
cout << "you can't drive" << endl;
}
if(age >= 18){
cout << "you can drive" << endl;
}
if(age >= 100){
cout << "you're too old" << endl;
}
return 0;
}
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