python:
a=float(input())
print (a/3)
c++:
#include <iostream>
using namespace std;
int main(){
float a;
cin>>a;
cout<<a/3;
}
python:
a=float(input())
print (a/3)
c++:
#include <iostream>
using namespace std;
int main(){
float a;
cin>>a;
cout<<a/3;
}