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

// #DEFINE MACRO

//int triple(int n) {
//  return n * 3;
//}

// not quite right, yet...
#define triple(n) n*3
// This is purely a TEXTUAL REPLACEMENT.  Parentheses and types are not respected!!!

int main(int argc, char* argv[]) {
    int a = 5;
    int b = triple(a);
    printf("triple(%d) == %d\n", a, b);

    int c = triple(a + 1);
    // becomes...  int c = a + 1*3;
    printf("triple(%d + 1) == %d\n", a, c);  // triple(5 + 1) == 8    ... WRONG!!!;   missing parentheses

    return EXIT_SUCCESS;
}
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