#include<bits/stdc++.h>
using namespace std;
int main(){
	string s,s1;
	int h=0;
	getline(cin,s);
	for(int i=0;i<s.size();i++){
		if(s[i]==' ') h++;
		else s1+=s[i];
	}
	for(int i=0;i<h;i++) cout<<" ";
	cout<<s1;
	return 0;
}

/**************************************************************
	Problem: 1102
	User: linzihang
	Language: C++
	Result: Accepted
	Time:23 ms
	Memory:2076 kb
****************************************************************/