View Code of Problem 43

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