View Code of Problem 43

#include<iostream>
#include<iomanip>
#include<string>
using namespace std;
int main()
{
	string s;
	while(cin>>s)
	{
		int len,k=0;
		len=s.length();
		char *arr = new char[len];
		for(int i=0;i<len;i++)
		{
			if(((s[i]>=65&&s[i]<=90)||(s[i]>=97&&s[i]<=122)))
			{
					
				cout<<s[i];
			}	 
		}	
		cout<<endl;
		
	}
	
	return 0;
}