View Code of Problem 54

#include<iostream>
#include<string>
#include<cmath>
#include<vector>
#include<algorithm>
using namespace std;

int main()
{
	string s;
	cin >> s;
	int len = s.size();
	for (int i = 0;i < len;i++)
	{
		if (i != len - 1)
			cout << s[i] << " ";
		else
			cout << s[i];
	}
	
}