Bitwise Xor Convolution (verify/math/xor_convolution.test.cpp)

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• Last update: 2025-12-20 15:10:11+01:00
• Problem: https://judge.yosupo.jp/problem/bitwise_xor_convolution

Depends on

• cp-algo/math/common.hpp
• cp-algo/math/xor_convolution.hpp
• cp-algo/number_theory/modint.hpp
• cp-algo/util/big_alloc.hpp
• cp-algo/util/bit.hpp
• cp-algo/util/checkpoint.hpp
• cp-algo/util/simd.hpp

Code

// @brief Bitwise Xor Convolution
#define PROBLEM "https://judge.yosupo.jp/problem/bitwise_xor_convolution"
#pragma GCC optimize("O3,unroll-loops")
#include <bits/allocator.h>
#pragma GCC target("avx2")
#include <iostream>
#include "blazingio/blazingio.min.hpp"
#define CP_ALGO_CHECKPOINT
#include "cp-algo/number_theory/modint.hpp"
#include "cp-algo/util/big_alloc.hpp"
#include "cp-algo/util/checkpoint.hpp"
#include "cp-algo/math/xor_convolution.hpp"
#include <bits/stdc++.h>

using namespace std;

const int mod = 998244353;
using base = cp_algo::math::modint<mod>;

void solve() {
    uint32_t n;
    cin >> n;
    uint32_t N = 1u << n;
    cp_algo::big_vector<base> a(N), b(N);
    for (auto &it : a) {cin >> it;}
    for (auto &it : b) {cin >> it;}
    cp_algo::checkpoint("read");
    cp_algo::math::xor_convolution_inplace(a, b);
    for (auto it : a) {cout << it << ' ';}
    cp_algo::checkpoint("write");
    cp_algo::checkpoint<1>();
}

signed main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    while (t--) {
        solve();
    }
}

Traceback (most recent call last):
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj_resolve/resolver.py", line 181, in resolve
    bundled_code = language.bundle(path, basedir=basedir)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/verify/languages/cplusplus.py", line 252, in bundle
    bundler.update(path)
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/verify/languages/cplusplus_bundle.py", line 327, in update
    assert len(lines) == len(uncommented_lines)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AssertionError

Test cases

Env	Name	Status	Elapsed	Memory
g++	example_00	AC	6 ms	6 MB
g++	large_00	AC	7 ms	7 MB
g++	large_01	AC	9 ms	8 MB
g++	large_02	AC	20 ms	15 MB
g++	max_random_00	AC	61 ms	43 MB
g++	max_random_01	AC	57 ms	43 MB
g++	max_random_02	AC	58 ms	42 MB
g++	small_00	AC	6 ms	6 MB
g++	small_01	AC	6 ms	6 MB
g++	small_02	AC	6 ms	6 MB
g++	tiny_00	AC	6 ms	6 MB
g++	tiny_01	AC	5 ms	6 MB
g++	tiny_02	AC	5 ms	6 MB

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