結果
問題 | No.402 最も海から遠い場所 |
ユーザー | TautCony |
提出日時 | 2016-11-21 21:23:08 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,381 bytes |
コンパイル時間 | 920 ms |
コンパイル使用メモリ | 88,708 KB |
実行使用メモリ | 113,360 KB |
最終ジャッジ日時 | 2024-11-27 09:33:59 |
合計ジャッジ時間 | 5,739 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | WA | - |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 6 ms
5,248 KB |
testcase_14 | AC | 4 ms
5,248 KB |
testcase_15 | WA | - |
testcase_16 | AC | 32 ms
6,144 KB |
testcase_17 | WA | - |
testcase_18 | AC | 930 ms
43,776 KB |
testcase_19 | AC | 758 ms
113,360 KB |
testcase_20 | AC | 730 ms
40,064 KB |
testcase_21 | WA | - |
ソースコード
#include <sstream> #include <iostream> #include <cstdio> #include <cstdlib> #include <cstring> #include <vector> #include <algorithm> #include <queue> template<typename T1, typename T2>inline std::ostream& operator << (std::ostream& os, const std::pair<T1, T2>& p) { return os << "(" << p.first << ", " << p.second << ")"; } template<typename T>inline std::ostream &operator<<(std::ostream &os, const std::vector<T>& v) { bool first = true; os << "["; for (unsigned int i = 0; i < v.size(); i++) { if (!first)os << ", "; os << v[i]; first = false; }return os << "]"; } inline std::ostream &operator<<(std::ostream &os, const std::vector<std::string>& v) { bool first = true; os << "["; for (unsigned int i = 0; i < v.size(); i++) { if (!first)os << ", "; os << "'" << v[i] << "'"; first = false; }return os << "]"; } template<typename T, typename T2>void printarray(T a[], T2 sz, T2 beg = 0) { for (T2 i = beg; i < sz; ++i) std::cout << a[i] << " "; std::cout << std::endl; } template<typename T, typename T2>void printMatrix(T mat, T2 h, T2 w) { for(T2 i = 0; i < h; ++i) { bool first = true; for(int j = 0; j < w; ++j) { if (!first) std::cout << " "; std::cout << mat[i][j]; first = false; } std::cout << "\n"; } std::cout << "\n"; } using namespace std; int dx[] = { -1, -1, 0 }; int dy[] = { 0, -1, -1 }; const int dx4[] = { -1 , -1 , 1 , 1 }; const int dy4[] = { -1 , 1 , -1 , 1 }; const int dx8[] = { -1, 0, 1, 0 , -1 , -1 , 1 , 1 }; const int dy8[] = { 0, 1, 0, -1 , -1 , 1 , -1 , 1 }; int main() { int H, W; cin >> H >> W; queue<pair<int, int> > que; string line; int answer = 0; vector<vector<int> > cnt(H, vector<int>(W, -1)); vector<vector<bool> > vis(H, vector<bool>(W, false)); //insert the outer points #if 0 for (int i = -1; i <= W; ++i) { que.push({ -1, i }); que.push({ H, i }); } for (int i = -1; i <= H; ++i) { que.push({ i, -1 }); que.push({ i, W }); } #endif for (int i = 0; i < H; ++i) { cin >> line; for (int j = 0; j < W; ++j) { if (line[j] == '.') { cnt[i][j] = 0; vis[i][j] = true; que.push({ i, j }); } else { cnt[i][j] = 1; if (i == 0 || i == H - 1 || j == 0 || j == W - 1) { vis[i][j] = true; que.push({ i,j }); } } } } while (!que.empty()) { auto point = que.front(); que.pop(); for (int i = 0; i < 8; ++i) { int x = point.first + dx8[i]; int y = point.second + dy8[i]; if (x < 0 || x >= H || y < 0 || y >= W) continue; int value = 0; if (point.first >= 0 && point.first < H && point.second >= 0 && point.second < W) value = cnt[point.first][point.second]; if (vis[x][y] == false) { cnt[x][y] = value + 1; vis[x][y] = true; que.push({ x, y }); answer = max(answer, cnt[x][y]); } } } //printMatrix(cnt, H, W); cout << max(1, answer) << endl; return 0; }