View Code of Problem 77

    #include<iostream>
    #include<math.h>
    #include<algorithm> 
    using namespace std;
    int main(){
    	string s;
    	cin>>s;
    	for(int i=0;i<s.length();i++){
    		if(i!=s.length()-1){
    			cout<<s[i]<<" ";
    		}else{
    			cout<<s[i];
    		}
    	}
    	return 0;
    }