#include<iostream> #include<string> using namespace std; void fun( int & a, int & b, int c ) { a = c/3; b = c%3; if( b < 0 ) { a = a - 1; b = b + 3; } } void main() { int a; int b; int c; cin>>c; fun( a, b, c ); cout<<a<<endl; cout<<b<<endl; }