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Question

What is the output of this program? 
    #include <stdio.h>
    #include <ctype.h>
    int main ()
    {
        int i = 0;
        int cx = 0;
        char str[] = "Hello, welcome!";
        while (str[i])
        {
            if (ispunct(str[i])) cx++;
                i++;
        }    
        printf ("%d\n", cx);
        return 0;
    }

a.

1

b.

2

c.

3

d.

4

Posted under Object Oriented Programming Using C++

Answer: (b).2

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