func print_i64[x : I64] : I64
    printf("%ld\n", x)

func is_prime[n: I64]: I64
    if n <= 1
        return 0
    if n == 2 || n == 3
        return 1
    if n % 2 == 0 || n % 3 == 0
        return 0
    
    let i: I64 = 5
    while i * i <= n
        if n % i == 0 || n % (i + 2) == 0
            return 0
        i = i + 6
    return 1

func main[] : I64
    let found: I64 = 0

    let i: I64 = 1
    while 1
        if is_prime(i)
            found = found + 1
            if found == 10001
                print_i64(i)
                return 0
        i = i + 1