結果
問題 | No.38 赤青白ブロック |
ユーザー | mai |
提出日時 | 2017-07-04 10:18:12 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 524 ms / 5,000 ms |
コード長 | 4,620 bytes |
コンパイル時間 | 3,317 ms |
コンパイル使用メモリ | 222,168 KB |
実行使用メモリ | 26,208 KB |
最終ジャッジ日時 | 2024-06-06 02:23:34 |
合計ジャッジ時間 | 7,057 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | AC | 9 ms
5,248 KB |
testcase_01 | AC | 39 ms
6,528 KB |
testcase_02 | AC | 233 ms
16,512 KB |
testcase_03 | AC | 130 ms
12,544 KB |
testcase_04 | AC | 25 ms
5,632 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 328 ms
18,432 KB |
testcase_07 | AC | 476 ms
26,208 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 198 ms
14,208 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 67 ms
9,472 KB |
testcase_16 | AC | 40 ms
6,272 KB |
testcase_17 | AC | 91 ms
10,240 KB |
testcase_18 | AC | 20 ms
5,504 KB |
testcase_19 | AC | 26 ms
6,016 KB |
testcase_20 | AC | 110 ms
10,880 KB |
testcase_21 | AC | 155 ms
12,544 KB |
testcase_22 | AC | 22 ms
5,376 KB |
testcase_23 | AC | 10 ms
5,376 KB |
testcase_24 | AC | 524 ms
25,660 KB |
testcase_25 | AC | 275 ms
20,352 KB |
testcase_26 | AC | 34 ms
6,912 KB |
コンパイルメッセージ
main.cpp: In member function '{anonymous}::MaiScanner& {anonymous}::MaiScanner::operator>>(std::string&)': main.cpp:72:9: warning: no return statement in function returning non-void [-Wreturn-type] 72 | } | ^
ソースコード
#pragma GCC optimize ("O3") #pragma GCC target ("avx") #include "bits/stdc++.h" // define macro "/D__MAI" using namespace std; typedef long long int ll; #define debugv(v) printf("L%d %s => ",__LINE__,#v);for(auto e:v){cout<<e<<" ";}cout<<endl; #define debugm(m) printf("L%d %s is..\n",__LINE__,#m);for(auto v:m){for(auto e:v){cout<<e<<" ";}cout<<endl;} #define debuga(m,w) printf("L%d %s is => ",__LINE__,#m);for(int x=0;x<(w);x++){cout<<(m)[x]<<" ";}cout<<endl; #define debugaa(m,w,h) printf("L%d %s is..\n",__LINE__,#m);for(int y=0;y<(h);y++){for(int x=0;x<(w);x++){cout<<(m)[x][y]<<" ";}cout<<endl;} #define debugaar(m,w,h) printf("L%d %s is..\n",__LINE__,#m);for(int y=0;y<(h);y++){for(int x=0;x<(w);x++){cout<<(m)[y][x]<<" ";}cout<<endl;} #define ALL(v) (v).begin(),(v).end() #define repeat(l) for(auto cnt=0;cnt<(l);++cnt) #define iterate(b,e) for(auto cnt=(b);cnt!=(e);++cnt) #define MD 1000000007ll #define PI 3.1415926535897932384626433832795 template<typename T1, typename T2> ostream& operator <<(ostream &o, const pair<T1, T2> p) { o << "(" << p.first << ":" << p.second << ")"; return o; } #define TIME chrono::system_clock::now() #define MILLISEC(t) (chrono::duration_cast<chrono::milliseconds>(t).count()) namespace { std::chrono::system_clock::time_point ttt; void tic() { ttt = TIME; } void toc() { fprintf(stderr, "TIME : %lldms\n", MILLISEC(TIME - ttt)); } std::chrono::system_clock::time_point tle = TIME; #ifdef __MAI void safe_tle(int msec) { assert(MILLISEC(TIME - tle) < msec); } #else #define safe_tle(k) ; #endif } #ifdef __MAI #define getchar_unlocked getchar #define putchar_unlocked putchar #endif #ifdef __VSCC #define getchar_unlocked _getchar_nolock #define putchar_unlocked _putchar_nolock #endif namespace { #define isvisiablechar(c) (0x21<=(c)&&(c)<=0x7E) class MaiScanner { public: template<typename T> void input_integer(T& var) { var = 0; T sign = 1; int cc = getchar_unlocked(); for (; cc<'0' || '9'<cc; cc = getchar_unlocked()) if (cc == '-') sign = -1; for (; '0' <= cc&&cc <= '9'; cc = getchar_unlocked()) var = (var << 3) + (var << 1) + cc - '0'; var = var*sign; } inline int c() { return getchar_unlocked(); } inline MaiScanner& operator>>(int& var) { input_integer<int>(var); return *this; } inline MaiScanner& operator>>(long long& var) { input_integer<long long>(var); return *this; } inline MaiScanner& operator>>(string& var) { int cc = getchar_unlocked(); for (; !isvisiablechar(cc); cc = getchar_unlocked()); for (; isvisiablechar(cc); cc = getchar_unlocked()) var.push_back(cc); } }; } MaiScanner scanner; int rr, bb; int dfs(const string&); unordered_map<string, int> memo[32]; int pick(string state,int idx) { state.erase(idx, 1); int size = state.size(); if (memo[size].count(state)) return memo[size][state]; return memo[size][state] = dfs(state); } int dfs(const string& state) { int best = -1; bool failure = false; { int i = 0; // int last_r = -1; // int last_b = -1; for (; i < state.size() - 1;++i) { int lookup_r = min(i + rr, (int)state.size() - 1); int lookup_b = min(i + bb, (int)state.size() - 1); if (state[i] == 'R' && state[lookup_r] == 'R') { // if (last_r != i) best = max(best, pick(state, i)); // best = max(best, pick(state, lookup_r)); // last_r = lookup_r; failure = true; break; } if (state[i] == 'B' && state[lookup_b] == 'B') { // if (last_b != i) best = max(best, pick(state, i)); // best = max(best, pick(state, lookup_b)); // last_b = lookup_b; failure = true; } } } if (failure == true) { for (int i = 0; i < state.size() - 1; ++i) { if (state[i] == 'R' || state[i] == 'B') { best = max(best, pick(state, i)); } } return best; } else { return state.size() - 1; } // if (best == -1) { // return state.size() - 1; // } // else { // return best; // } } int main() { cin >> rr >> bb; string str; cin >> str; str.push_back('$'); cout << dfs(str) << endl; return 0; }