#include <stdio.h>
int main(int argc, const char *argv[]) {
    for( int i = 0; i < 5; i++ ) {
        for( int j = 0; j < 7; j++ ) {
            printf( "ABC" );  // will result in a while loop that exec's 4 times
            printf( "XYZ" );  // will result in a while loop that exec's 4 times
        }
    }

    // How many times does "something" happen --- does *anything* happen?
    //
    // Don't worry about how many machine language instructions "something"
    // takes because the goal is to measure how performant the code is,
    // *independent* of the computer it is running on.
    //
    // If the two printf(…) statements take c instructions, and your computer
    // can execute c instructions per second, then ultimately, you can derive
    // a value 'd' for the time --- but we don't care what d is.

    return EXIT_SUCCESS;
}