結果
問題 | No.2165 Let's Play Nim! |
ユーザー | 👑 Nachia |
提出日時 | 2022-12-16 00:23:09 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,572 bytes |
コンパイル時間 | 756 ms |
コンパイル使用メモリ | 95,760 KB |
実行使用メモリ | 39,980 KB |
平均クエリ数 | 1.54 |
最終ジャッジ日時 | 2024-04-27 04:24:30 |
合計ジャッジ時間 | 8,956 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | RE | - |
testcase_01 | RE | - |
testcase_02 | RE | - |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | RE | - |
testcase_25 | RE | - |
testcase_26 | RE | - |
testcase_27 | RE | - |
testcase_28 | RE | - |
testcase_29 | RE | - |
testcase_30 | TLE | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
evil_2_big_1.txt | -- | - |
evil_2_big_2.txt | -- | - |
evil_2_big_3.txt | -- | - |
evil_big_1.txt | -- | - |
evil_big_2.txt | -- | - |
evil_big_3.txt | -- | - |
ソースコード
#line 1 "Main.cpp" #include <iostream> #include <string> #include <vector> #include <algorithm> #include <utility> #include <atcoder/modint> #include <atcoder/segtree> #line 1 "nachia\\misc\\bit-operations.hpp" #line 4 "nachia\\misc\\bit-operations.hpp" namespace nachia{ int Popcount(unsigned long long c) noexcept { #ifdef __GNUC__ return __builtin_popcountll(c); #else c = (c & (~0ull/3)) + ((c >> 1) & (~0ull/3)); c = (c & (~0ull/5)) + ((c >> 2) & (~0ull/5)); c = (c & (~0ull/17)) + ((c >> 4) & (~0ull/17)); c = (c * (~0ull/257)) >> 56; return c; #endif } // please ensure x != 0 int MsbIndex(unsigned long long x) noexcept { #ifdef __GNUC__ return 63 - __builtin_clzll(x); #else int res = 0; for(int d=32; d>=0; d>>=1) if(x >> d){ res |= d; x >>= d; } return res; #endif } // please ensure x != 0 int LsbIndex(unsigned long long x) noexcept { #ifdef __GNUC__ return __builtin_ctzll(x); #else return msb_idx(x & -x); #endif } } #line 9 "Main.cpp" using namespace std; using i32 = int32_t; using u32 = uint32_t; using i64 = int64_t; using u64 = uint64_t; #define rep(i,n) for(int i=0; i<(int)(n); i++) const i64 INF = 1001001001001001001; using Modint = atcoder::static_modint<998244353>; namespace Segtree { using S = int; S e(){ return 0; } S op(S l, S r){ return l | r; } using RQ = atcoder::segtree<S, op, e>; } int main(){ int N; cin >> N; vector<int> A(N); rep(i,N) cin >> A[i]; Segtree::RQ rq(A); int allxor = 0; for(int a : A) allxor ^= a; auto readMove = [&]() -> bool { int i,k; cin >> i >> k; i--; allxor ^= A[i]; A[i] -= k; allxor ^= A[i]; rq.set(i, A[i]); int r; cin >> r; return r == -1; }; auto doMove = [&](){ int msb = 1 << nachia::MsbIndex(allxor); int i = rq.max_right(0, [&](int x){ return 0 == (msb & x); }); allxor ^= A[i]; int k = A[i] - allxor; cout << (i+1) << ' ' << k << endl; A[i] -= k; rq.set(i, A[i]); allxor ^= A[i]; }; if(allxor != 0){ cout << 1 << endl; } else { cout << 0 << endl; if(readMove()) return 0; } while(true){ doMove(); if(readMove()) return 0; } return 0; } struct ios_do_not_sync{ ios_do_not_sync(){ ios::sync_with_stdio(false); cin.tie(nullptr); } } ios_do_not_sync_instance;