/* fibonacci.c — Fibonacci sequence calculator for Pactor64 */
#include "libc.h"

int main(int argc, char **argv) {
    printf("=== Fibonacci Sequence ===\n");
    printf("Computing first 20 Fibonacci numbers:\n\n");

    long a = 0, b = 1;
    for (int i = 0; i < 20; i++) {
        printf("  F(%2d) = %ld\n", i, a);
        long tmp = a + b;
        a = b;
        b = tmp;
    }

    printf("\nDone!\n");
    return 0;
}