#include <stdio.h>
#include <stdlib.h>

int foo(int c) {
    return c * 2;
}
int main(int argc, char* argv[]) {
    // BAD:  Data is repeated -- harder to check and tester... and fix.
    //       Makes code less versatile.
    int a = 1234598639;
    int b = 1234598639 * 23958;
    int c = 9999999989 * 23958;

    // BAD:  Same computation is *expressed* multiple times.
    if(a < 5) {
        b *= 234;  // Pull this out of the if statement and put it above/below
        c = 0;
    }
    else {
        b *= 234;
        c  = 1;
    }

    for(int i = 0; i < 20; i++) {
        int d = foo(c);  // NOT a DRY RULE issue ... just inefficient
    }
    
    return EXIT_SUCCESS;
}
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