View Code of Problem 43

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