oj.uz

Submission #362668

# Submission time Handle Problem Language Result Execution time Memory
362668 2021-02-04T02:29:33 Z nighthallo cmp (balkan11_cmp) C++14
100 / 100
 2151 ms 82540 KB 
#include "cmp.h"

static const int base_num[4] = {480, 48, 6, 1};
static const int base_bas[4] = {12, 10, 8, 6};
static const int base_idx[4] = {1, 13, 23, 31};

void remember(int n) {
    for (int i = 0; i < 4; ++i) {
        bit_set(base_idx[i] + n / base_num[i]);
        n %= base_num[i];
    }
}

int compare(int b) {
    for (int i = 0; i < 4; ++i) {
        const int bb = b / base_num[i];
        b %= base_num[i];

        if (bit_get(base_idx[i] + bb)) continue;
        else if (bb < base_bas[i] / 2) {
            for (int j = bb - 1; j >= 0; --j) {
                if (bit_get(base_idx[i] + j))
                    return +1;
            }
            return -1;
        } else {
            for (int j = bb + 1; j < base_bas[i]; ++j) {
                if (bit_get(base_idx[i] + j))
                    return -1;
            }
            return +1;
        }
    }
    return 0;
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 2151 ms 82540 KB Output is correct - maxAccess = 10, score = 100