View Code of Problem 43

#include<stdio.h>
#include<string.h>
int main()
{
	char a[90];

	scanf("%s", a);
	int len = strlen(a);
	for (int i = 0; i < len; i++)
	{
		if ((a[i] >= 'A'&&a[i] <= 'Z') || (a[i] >= 'a'&&a[i] <= 'z'))
			printf("%c", a[i]);
	}
	return 0;
}