#include <cassert>

int fib1(int n)
{
    if (n < 2)
        return n;
    else
        return fib1(n - 1) + fib1(n - 2);
}

int fib2(int n)
{
    if (n < 2)
        return n;
    else
        return fib2(n - 2) + fib2(n - 1);
}

int main(int argc, char *[])
{
    int n = 32 + argc;
    int r1 = fib1(n);
    int r2 = fib2(n);
    assert(r1 == r2);
    return r1 + r2;
}