Submission #668396

#	Time	Username	Problem	Language	Result	Execution time	Memory
668396		finn__	cmp (balkan11_cmp)	C++17	0 / 100	920 ms	96040 KiB

cmp

#include <bits/stdc++.h>
#include "cmp.h"

size_t y[6] = {
    1,
    4097,
    5121,
    5377,
    5441,
    5457};

void remember(int n)
{
    for (size_t i = 0; i < 6; i++)
        bit_set((n >> (2 * i)) + y[i]);
}

int compare(int b)
{
    size_t u = 0, v = 5;
    while (u < v)
    {
        size_t m = (u + v + 1) / 2;
        if (bit_get(b >> (2 * m)))
            u = m;
        else
            v = m - 1;
    }

    if (!((b >> (2 * (u - 1))) & 3))
        return -1;
    if (((b >> (2 * (u - 1))) & 3) == 3)
        return 1;
    if (((b >> (2 * (u - 1))) & 3) == 1)
        return bit_get(4 * (b >> (2 * u))) ? 1 : -1;
    return bit_get(4 * (b >> (2 * u)) + 3) ? -1 : 1;
}

• Subtask 1: 0 / 100