#include<bits/stdc++.h>

template <typename... Ts>void read(Ts &...x){((std::cin>>x),...);}
//void print(Ts &&... x){(void)std::initializer_list<int>{(std::cout<<x<<" ",0)...};std::cout<<"\n";}

template <typename T ,typename... Ts>void print(T a,Ts &&... x){std::cout<<a;((std::cout<<" "<<x),...);std::cout<<"\n";}
//void read(Ts &... x){(void)std::initializer_list<int>{(std::cin>>x,0)...};}

int main(){
	int a,b,c,d;
	read(a,b,c,d),print(a,b,c,d);
}