結果
問題 | No.1292 パタパタ三角形 |
ユーザー | Sooh317 |
提出日時 | 2020-11-20 22:27:49 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 85 ms / 2,000 ms |
コード長 | 5,226 bytes |
コンパイル時間 | 2,110 ms |
コンパイル使用メモリ | 175,000 KB |
実行使用メモリ | 12,800 KB |
最終ジャッジ日時 | 2024-07-23 13:21:03 |
合計ジャッジ時間 | 3,126 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 32 ms
5,376 KB |
testcase_08 | AC | 31 ms
5,376 KB |
testcase_09 | AC | 71 ms
12,520 KB |
testcase_10 | AC | 69 ms
12,416 KB |
testcase_11 | AC | 72 ms
12,360 KB |
testcase_12 | AC | 83 ms
12,800 KB |
testcase_13 | AC | 85 ms
12,800 KB |
testcase_14 | AC | 4 ms
5,376 KB |
testcase_15 | AC | 5 ms
5,376 KB |
testcase_16 | AC | 4 ms
5,376 KB |
ソースコード
#include<bits/stdc++.h> using namespace std; /*#pragma region atcoder #include <atcoder/modint> //#include <atcoder/fenwicktree> using namespace atcoder; using mint = modint998244353; //using mint = modint1000000007;*/ #pragma endregion #pragma region macros using ll = long long; using pii = pair<int, int>; using pll = pair<ll, ll>; using vi = vector<int>; using vs = vector<string>; using vl = vector<ll>; using vb = vector<bool>; using vvi = vector<vector<int>>; using vvl = vector<vector<ll>>; #define rep(i, n) for(int i = 0; i < n; i++) #define REP(i, a, b) for(int i = a; i < b; i++) #define rrep(i, n) for(int i = n - 1; i >= 0; i--) #define RREP(i, a, b) for(int i = b - 1; i >= a; i--) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define pb push_back #define lb lower_bound #define ub upper_bound #define fi first #define se second #pragma endregion #pragma region debug for var, v, vv #define debug(var) do{std::cout << #var << " : ";view(var);}while(0) template<typename T> void view(T e){std::cout << e << std::endl;} template<typename T> void view(const std::vector<T>& v){for(const auto& e : v){ std::cout << e << " "; } std::cout << std::endl;} template<typename T> void view(const std::vector<std::vector<T> >& vv){cout << endl;int cnt = 0;for(const auto& v : vv){cout << cnt << "th : "; view(v); cnt++;} cout << endl;} #pragma endregion /*#pragma region int128 std::ostream &operator<<(std::ostream &dest, __int128_t value) { std::ostream::sentry s(dest); if (s) { __uint128_t tmp = value < 0 ? -value : value; char buffer[128]; char *d = std::end(buffer); do { --d; *d = "0123456789"[tmp % 10]; tmp /= 10; } while (tmp != 0); if (value < 0) { --d; *d = '-'; } int len = std::end(buffer) - d; if (dest.rdbuf()->sputn(d, len) != len) { dest.setstate(std::ios_base::badbit); } } return dest; } #pragma endregion*/ const ll mod = 998244353; const int inf = 1001001001; const ll INF = 1001001001001001001; int dx[]={1,0,-1,0}; int dy[]={0,1,0,-1}; template<class T>bool chmax(T &a, const T b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T b) { if (b<a) { a=b; return 1; } return 0; } ll rudiv(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // 20 / 3 == 7 ll rddiv(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // -20 / 3 == -7 ll power(ll a, ll p){ll ret = 1; while(p){if(p & 1){ret = ret * a;} a = a * a; p >>= 1;} return ret;} ll modpow(ll a, ll p){ll ret = 1; while(p){if(p & 1){ret = ret * a % mod;} a = a * a % mod; p >>= 1;} return ret;} /*--------------------------------------------------------------------------------------------------------------------------------*/ int main() { cin.tie(nullptr); ios::sync_with_stdio(false); //cout << fixed << setprecision(15); string s; cin >> s; set<pii> st; int ans = 1; int h = 0, l = 1, r = 2; st.insert({0, 0}); int x = 0, y = 0; rep(i,sz(s)){ int k = s[i] - 'a'; if(k == 0){ if(h == 0){ if(i & 1) y++; else y--; if(!st.count({x, y})) ans++, st.insert({x, y}); continue; } else if(r == 0){ x++; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = r; r = h; h = l; l = tmp; } else if(l == 0){ x--; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = l; l = h; h = r; r = tmp; } } if(k == 1){ if(h == 1){ if(i & 1) y++; else y--; if(!st.count({x, y})) ans++, st.insert({x, y}); continue; } else if(r == 1){ x++; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = r; r = h; h = l; l = tmp; } else if(l == 1){ x--; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = l; l = h; h = r; r = tmp; } } if(k == 2){ if(h == 2){ if(i & 1) y++; else y--; if(!st.count({x, y})) ans++, st.insert({x, y}); continue; } else if(r == 2){ x++; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = r; r = h; h = l; l = tmp; } else if(l == 2){ x--; if(!st.count({x, y})) ans++, st.insert({x, y}); int tmp = l; l = h; h = r; r = tmp; } } } cout << ans << endl; } /* * review you code when you get WA (typo? index?) * int overflow, array bounds * special cases (n=1?) */