Submission #890151

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Source Code Expand

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <algorithm>
#include <utility>
#include <functional>
#include <cstring>
#include <queue>
#include <stack>
#include <math.h>
#include <iterator>
#include <vector>
#include <string>
#include <set>
#include <math.h>
#include <iostream> 
#include<map>
#include <iomanip>
#include <stdlib.h>
#include <list>
#include <typeinfo>
#include <list>
#include <set>
using namespace std;
#define MAX_MOD 1000000007
#define REP(i,n) for(int i = 0;i < n;++i)
#define LONGINF 1000000000000000000
int main() {
	string s;
	cin >> s;
	REP(i, 4) {
		cout << s[i];
	}
	cout << " ";
	for (int i = 4;i < 12;++i) {
		cout << s[i];
	}
	cout << endl;
}

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