Submission #890740

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <cmath>
#include <math.h>
#include <stdlib.h>
#include <functional>
#include <vector>
#include <list>
#include <deque>
#include <stack>
#include <bitset>
#include <set>
#include <queue>
#include <map>
using namespace std;
int main(){
	string s;
	cin>>s;
	int len=s.size();
	for(int i=0;i<4;i++){
		cout<<s[i];
	}
	cout<<" ";
	for(int i=4;i<len;i++){
		cout<<s[i];
	}
	cout<<endl;
    return 0;
}

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