# Python code

import sys

def fibonacci(n):
    if (n <= 2):
        return n

    return fibonacci(n - 1) + fibonacci(n - 2)

sys.exit(fibonacci(35))


# Python Results:
#    Elapsed (wall clock) time (h:mm:ss or m:ss): 0:01.35
#    Maximum resident set size (kbytes): 8960
#    Exit status: 176


// Zig stage2 comptime

export fn _start() noreturn {
    const y = fibonacci(35);
    exit(y);
}

inline fn fibonacci(n: usize) usize {
    if (n <= 2) return n;
    return fibonacci(n - 1) + fibonacci(n - 2);
}

fn exit(code: usize) noreturn {
    asm volatile ("syscall"
        :
        : [number] "{rax}" (231),
          [arg1] "{rdi}" (code)
        : "rcx", "r11", "memory"
    );
    unreachable;
}

// Zig stage2 comptime results:
//     Elapsed (wall clock) time (h:mm:ss or m:ss): 3:23.94
//     Maximum resident set size (kbytes): 19854412
//     Exit status: Command terminated by signal 11