View Code of Problem 43

#include <stdio.h>
int main(int argc, char *argv[]) {
	char str[90];
	gets(str);
	int i=0;
	while(str[i]){
		if('a'<=str[i]&&str[i]<='z'||'A'<=str[i]&&str[i]<='Z'){
		printf("%c",str[i]);
		}
		i++;
	}
}