結果
問題 | No.124 門松列(3) |
ユーザー | penguinshunya |
提出日時 | 2020-05-10 19:25:21 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 4 ms / 5,000 ms |
コード長 | 3,133 bytes |
コンパイル時間 | 1,929 ms |
コンパイル使用メモリ | 218,500 KB |
実行使用メモリ | 7,580 KB |
最終ジャッジ日時 | 2024-07-08 01:58:21 |
合計ジャッジ時間 | 3,001 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
(要ログイン)
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 | 4 ms
7,280 KB |
testcase_01 | AC | 3 ms
7,240 KB |
testcase_02 | AC | 3 ms
7,232 KB |
testcase_03 | AC | 3 ms
7,256 KB |
testcase_04 | AC | 4 ms
7,396 KB |
testcase_05 | AC | 4 ms
7,424 KB |
testcase_06 | AC | 3 ms
7,220 KB |
testcase_07 | AC | 3 ms
7,276 KB |
testcase_08 | AC | 3 ms
7,456 KB |
testcase_09 | AC | 3 ms
7,280 KB |
testcase_10 | AC | 3 ms
7,304 KB |
testcase_11 | AC | 3 ms
7,228 KB |
testcase_12 | AC | 3 ms
7,456 KB |
testcase_13 | AC | 3 ms
7,212 KB |
testcase_14 | AC | 3 ms
7,240 KB |
testcase_15 | AC | 3 ms
7,344 KB |
testcase_16 | AC | 3 ms
7,228 KB |
testcase_17 | AC | 3 ms
7,424 KB |
testcase_18 | AC | 3 ms
7,332 KB |
testcase_19 | AC | 3 ms
7,280 KB |
testcase_20 | AC | 3 ms
7,216 KB |
testcase_21 | AC | 2 ms
7,424 KB |
testcase_22 | AC | 3 ms
7,328 KB |
testcase_23 | AC | 3 ms
7,292 KB |
testcase_24 | AC | 3 ms
7,580 KB |
testcase_25 | AC | 3 ms
7,348 KB |
testcase_26 | AC | 3 ms
7,320 KB |
testcase_27 | AC | 3 ms
7,424 KB |
testcase_28 | AC | 4 ms
7,292 KB |
testcase_29 | AC | 3 ms
7,420 KB |
ソースコード
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < int(n); i++) #define rrep(i, n) for (int i = int(n) - 1; i >= 0; i--) #define reps(i, n) for (int i = 1; i <= int(n); i++) #define rreps(i, n) for (int i = int(n); i >= 1; i--) #define repc(i, n) for (int i = 0; i <= int(n); i++) #define rrepc(i, n) for (int i = int(n); i >= 0; i--) #define repi(i, a, b) for (int i = int(a); i < int(b); i++) #define repic(i, a, b) for (int i = int(a); i <= int(b); i++) #define all(a) (a).begin(), (a).end() #define bit32(x) (1 << (x)) #define bit64(x) (1ll << (x)) #define sz(v) ((int) v.size()) using namespace std; using i64 = long long; using f80 = long double; using vi32 = vector<int>; using vi64 = vector<i64>; using vf80 = vector<f80>; using vstr = vector<string>; inline void yes() { cout << "Yes" << endl; exit(0); } inline void no() { cout << "No" << endl; exit(0); } inline i64 gcd(i64 a, i64 b) { if (min(a, b) == 0) return max(a, b); if (a % b == 0) return b; return gcd(b, a % b); } inline i64 lcm(i64 a, i64 b) { if (min(a, b) == 0) return max(a, b); return a / gcd(a, b) * b; } template <typename T> class pqasc : public priority_queue<T, vector<T>, greater<T>> {}; template <typename T> class pqdesc : public priority_queue<T, vector<T>, less<T>> {}; template <typename T> inline void amax(T &x, T y) { x = max(x, y); } template <typename T> inline void amin(T &x, T y) { x = min(x, y); } template <typename T> inline T exp(T x, i64 n, T e = 1) { T r = e; while (n > 0) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; } template <typename T> istream& operator>>(istream &is, vector<T> &v) { for (auto &x : v) is >> x; return is; } template <typename T> ostream& operator<<(ostream &os, vector<T> &v) { rep(i, v.size()) { if (i) os << ' '; os << v[i]; } return os; } void solve(); int main() { ios::sync_with_stdio(0); cin.tie(0); cout << fixed << setprecision(16); solve(); return 0; } int dp[100][100][10][10]; int dx[] = {-1, 0, 1, 0}; int dy[] = {0, -1, 0, 1}; void solve() { rep(i, 100) rep(j, 100) rep(k, 10) rep(l, 10) { dp[i][j][k][l] = 1e9; } int w, h; cin >> w >> h; vector<vi32> s(h, vi32(w)); cin >> s; using T = tuple<int, int, int, int, int>; queue<T> q; q.emplace(0, 0, 0, 0, s[0][0]); while (sz(q)) { int x, y, cost, a, b; tie(x, y, cost, a, b) = q.front(); q.pop(); if (dp[x][y][a][b] != 1e9) { continue; } dp[x][y][a][b] = cost; rep(i, 4) { int nx = x + dx[i]; int ny = y + dy[i]; if (nx < 0 || nx >= h || ny < 0 || ny >= w) { continue; } int c = s[nx][ny]; if (a == 0) { if (b == 0) { q.emplace(nx, ny, cost + 1, b, c); } else if (b != c) { q.emplace(nx, ny, cost + 1, b, c); } continue; } if (a > b && b < c && a != c) { q.emplace(nx, ny, cost + 1, b, c); } else if (a < b && b > c && a != c) { q.emplace(nx, ny, cost + 1, b, c); } } } int ans = 1e9; rep(k, 10) rep(l, 10) { amin(ans, dp[h - 1][w - 1][k][l]); } if (ans == 1e9) ans = -1; cout << ans << endl; }