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

#define print_at_line(str) \
    printf("In %s at line %d: %s\n", __FILE__, __LINE__, str)

int main(int argc, char* argv[]) {
    printf("File is %s\n", __FILE__);
    printf("Line is %d\n", __LINE__);
    printf("Line is %d\n", __LINE__);
    printf("Line is %d\n", __LINE__);

    print_at_line("Hello");

    print_at_line("Hello");
    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */

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