View Code of Problem 43

#include <stdio.h>
int main()
{
	char s[90];
	scanf("%s", s);
	int len = strlen(s);
	int i,j=0;
	for (i = 0; i < len; i++)
	{
		if ((s[i] >= 'a' && s[i] <= 'z') || (s[i] >= 'A' && s[i] <= 'Z'))
		{
			s[j] = s[i];
			j++;
		}
		else
			continue;
	}
	for (i = 0; i < j; i++)
		printf("%c", s[i]);
	printf("\n");
	return 0;
}