結果
問題 | No.1771 A DELETEQ |
ユーザー | fuppy_kyopro |
提出日時 | 2021-12-06 13:32:50 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 198 ms / 3,500 ms |
コード長 | 3,941 bytes |
コンパイル時間 | 2,181 ms |
コンパイル使用メモリ | 207,664 KB |
実行使用メモリ | 129,664 KB |
最終ジャッジ日時 | 2024-07-07 08:57:17 |
合計ジャッジ時間 | 40,507 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 | 193 ms
129,664 KB |
testcase_01 | AC | 192 ms
129,664 KB |
testcase_02 | AC | 188 ms
129,664 KB |
testcase_03 | AC | 191 ms
129,536 KB |
testcase_04 | AC | 188 ms
129,664 KB |
testcase_05 | AC | 189 ms
129,664 KB |
testcase_06 | AC | 185 ms
129,664 KB |
testcase_07 | AC | 188 ms
129,664 KB |
testcase_08 | AC | 187 ms
129,536 KB |
testcase_09 | AC | 189 ms
129,664 KB |
testcase_10 | AC | 191 ms
129,664 KB |
testcase_11 | AC | 195 ms
129,664 KB |
testcase_12 | AC | 187 ms
129,536 KB |
testcase_13 | AC | 190 ms
129,664 KB |
testcase_14 | AC | 188 ms
129,664 KB |
testcase_15 | AC | 188 ms
129,536 KB |
testcase_16 | AC | 198 ms
129,664 KB |
testcase_17 | AC | 190 ms
129,664 KB |
testcase_18 | AC | 189 ms
129,536 KB |
testcase_19 | AC | 183 ms
129,536 KB |
testcase_20 | AC | 186 ms
129,536 KB |
testcase_21 | AC | 188 ms
129,536 KB |
testcase_22 | AC | 191 ms
129,664 KB |
testcase_23 | AC | 189 ms
129,536 KB |
testcase_24 | AC | 193 ms
129,664 KB |
testcase_25 | AC | 193 ms
129,664 KB |
testcase_26 | AC | 193 ms
129,664 KB |
testcase_27 | AC | 192 ms
129,664 KB |
testcase_28 | AC | 191 ms
129,536 KB |
evil_hand_1.txt | RE | - |
evil_hand_2.txt | RE | - |
evil_hand_3.txt | RE | - |
evil_random_1.txt | RE | - |
evil_random_2.txt | RE | - |
evil_random_3.txt | RE | - |
evil_random_4.txt | RE | - |
evil_random_5.txt | RE | - |
evil_random_6.txt | RE | - |
evil_random_7.txt | RE | - |
evil_random_8.txt | RE | - |
evil_random_9.txt | RE | - |
ソースコード
/* #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //*/ #include <bits/stdc++.h> // #include <atcoder/all> // #include <atcoder/maxflow> using namespace std; // using namespace atcoder; #define DEBUG(x) cerr << #x << ": " << x << endl; #define DEBUG_VEC(v) \ cerr << #v << ":"; \ for (int iiiiiiii = 0; iiiiiiii < v.size(); iiiiiiii++) \ cerr << " " << v[iiiiiiii]; \ cerr << endl; #define DEBUG_MAT(v) \ cerr << #v << endl; \ for (int iv = 0; iv < v.size(); iv++) { \ for (int jv = 0; jv < v[iv].size(); jv++) { \ cerr << v[iv][jv] << " "; \ } \ cerr << endl; \ } typedef long long ll; // #define int ll #define vi vector<int> #define vl vector<ll> #define vii vector<vector<int>> #define vll vector<vector<ll>> #define vs vector<string> #define pii pair<int, int> #define pis pair<int, string> #define psi pair<string, int> #define pll pair<ll, ll> template <class S, class T> pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first + t.first, s.second + t.second); } template <class S, class T> pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); } template <class S, class T> ostream &operator<<(ostream &os, pair<S, T> p) { os << "(" << p.first << ", " << p.second << ")"; return os; } #define X first #define Y second #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define rep1(i, n) for (int i = 1; i <= (int)(n); i++) #define rrep(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define rrep1(i, n) for (int i = (int)(n); i > 0; i--) #define REP(i, a, b) for (int i = a; i < b; i++) #define in(x, a, b) (a <= x && x < b) #define all(c) c.begin(), c.end() void YES(bool t = true) { cout << (t ? "YES" : "NO") << endl; } void Yes(bool t = true) { cout << (t ? "Yes" : "No") << endl; } void yes(bool t = true) { cout << (t ? "yes" : "no") << endl; } void NO(bool t = true) { cout << (t ? "NO" : "YES") << endl; } void No(bool t = true) { cout << (t ? "No" : "Yes") << endl; } void no(bool t = true) { cout << (t ? "no" : "yes") << endl; } 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 (a > b) { a = b; return 1; } return 0; } #define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end()); const ll inf = 1000000001; const ll INF = (ll)1e18 + 1; const long double pi = 3.1415926535897932384626433832795028841971L; int popcount(ll t) { return __builtin_popcountll(t); } // int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; // int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 }; vi dx = {0, 1, 0, -1}, dy = {-1, 0, 1, 0}; // vi dx2 = { 1,1,0,-1,-1,-1,0,1 }, dy2 = { 0,1,1,1,0,-1,-1,-1 }; struct Setup_io { Setup_io() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); cout << fixed << setprecision(25); } } setup_io; // const ll MOD = 1000000007; const ll MOD = 998244353; // #define mp make_pair //#define endl '\n' signed main() { const int N = 4010; vll dp(N + 10, vl(N + 10)); dp[0][0] = 1; rep(i, N) { rep(j, N) { if (dp[i][j] == 0) continue; (dp[i + 1][j] += dp[i][j]) %= MOD; (dp[i][j + 1] += dp[i][j]) %= MOD; (dp[i + 1][j + 1] += 2 * dp[i][j]) %= MOD; } } int x, y; cin >> x >> y; ll ans = 0; rep(i, inf) { if (x - i < 0 or y - i < 0) break; ans += dp[x - i][y - i]; } cout << ans % MOD << endl; }