#include <stdio.h>

int main() {
    // TODO: Declare a variable called 'x' and assign it the value 5
    // int x = ?;
    
    printf("Hello World! This is the intro1 exercise.\n");
    printf("Once you declare the variable x, you can uncomment the next line.\n");
    // printf("x has the value %d\n", x);
    
    return 0;
}