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

// PASS BY ADDRESS
void callee_pass_by_address(int* a, int* b) {
    *a = 5;   // "store 5 at address a"
    *b = 7;   // "store 7 at address b"
}

int main(int argc, char* argv[]) {
    int q = 10;
    int r = 13;
    printf("Before:  q == %2d    r == %2d\n", q, r);
    callee_pass_by_address(&q, &r);
    
    printf("After:   q == %2d    r == %2d\n", q, r);

    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */

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