How to display the first letters of the words in a string?

Question

C++ / C#

In the "C" language, the gets() function enters a set of words, and then you need to output the first letters of each of these words to the console. How can this task be completed?

Answer 1

Displays the first letters of words.

#include <stdio.h>
#include <ctype.h>

int main(void)
{
    int c, wassp;

    wassp = 1;
    while ((c = getchar()) != EOF) {
        if (isspace(c))
            wassp = 1;
        else if (wassp) {
            wassp = 0;
            putchar(c);
        }
    }
    putchar('\n');
    return 0;
}

Conclusion

[[email protected] c]$ .ansi t.c -o t
[[email protected] c]$ echo "abcd efgh ijkl" | ./t
aei
[[email protected] c]$

Answer 2

It begs the option to display each character after a space.

Answer 3

see 7. Parsing a string into tokens. in the article