This program tries to print Hello World, but something not quite right comes out.

#include <stdio.h>

int main()

{

    printf("%s %s\n", 

            "Hello" 

            "World!");

    return (0);

}

Source code

Hint 1: The first %s should print the first string to follow. The second %s should print the second following string.

Hint 2: The first %s does more than expected.

Next Hint
Answer

Main gallery