View Code of Problem 43

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
int main() {
	char a[1000];
	int i;
	scanf("%s",&a);
	for(i=0;i<strlen(a);i++){
		if(a[i]>='a' && a[i]<='z' || a[i]>='A' && a[i]<='Z'){
			printf("%c",a[i]);
		}
	}
}