View Code of Problem 43

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<cmath>
#include<cstring>
#include<vector>
#include<map>
#include<string>
#include<set>
using namespace std;
int main(void){
	char c[100];
	char c1[100];
	int t=0;
	cin>>c;
	for(int i = 0;i<strlen(c);i++){
		if(('A'<=c[i]&&c[i]<='Z')||('a'<=c[i]&&c[i]<='z')){
			c1[t]=c[i];
			t++;
		}
	}
	cout<<c1<<endl;
	
}