View Code of Problem 43

#include<stdio.h>
#include<string.h>
int main()
{
	int i,j=0;
	char s1[90],s2[90];
	scanf("%s",s1);
	for(i=0;i<strlen(s1);i++)
	{
		if((s1[i]>='A'&&s1[i]<='Z')||(s1[i]>='a'&&s1[i]<='z'))
		{
			s2[j]=s1[i];
			j++;
		}
	}
	s2[j]='\0';
	printf("%s",s2);
	return 0;
}