結果
問題 | No.307 最近色塗る問題多くない? |
ユーザー | moti |
提出日時 | 2015-11-28 03:13:13 |
言語 | C++11 (gcc 11.4.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,320 bytes |
コンパイル時間 | 1,500 ms |
コンパイル使用メモリ | 124,400 KB |
実行使用メモリ | 14,016 KB |
最終ジャッジ日時 | 2024-09-14 02:15:58 |
合計ジャッジ時間 | 9,100 ms |
ジャッジサーバーID (参考情報) |
judge6 / judge5 |
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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
13,316 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 3 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 3 ms
6,944 KB |
testcase_05 | AC | 3 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 34 ms
6,940 KB |
testcase_08 | AC | 568 ms
6,940 KB |
testcase_09 | AC | 67 ms
6,940 KB |
testcase_10 | AC | 15 ms
6,940 KB |
testcase_11 | AC | 75 ms
10,496 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | AC | 39 ms
6,940 KB |
testcase_14 | AC | 4 ms
6,940 KB |
testcase_15 | AC | 5 ms
6,940 KB |
testcase_16 | AC | 4 ms
6,944 KB |
testcase_17 | AC | 16 ms
6,940 KB |
testcase_18 | AC | 38 ms
6,940 KB |
testcase_19 | AC | 54 ms
6,944 KB |
testcase_20 | AC | 4 ms
6,940 KB |
testcase_21 | AC | 54 ms
6,944 KB |
testcase_22 | AC | 220 ms
6,940 KB |
testcase_23 | AC | 228 ms
6,940 KB |
testcase_24 | AC | 110 ms
6,940 KB |
testcase_25 | TLE | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
testcase_35 | -- | - |
ソースコード
#include <iostream> #include <algorithm> #include <cmath> #include <vector> #include <complex> #include <queue> #include <deque> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <iomanip> #include <assert.h> #include <array> #include <cstdio> #include <cstring> #include <random> #include <functional> #include <numeric> #include <bitset> using namespace std; #define REP(i,a,b) for(int i=a;i<(int)b;i++) #define rep(i,n) REP(i,0,n) #define all(c) (c).begin(), (c).end() struct UnionFind { vector<int> rank; vector<int> rid; UnionFind(int n) { rank.resize(n); rid.assign(n, -1); } void unite(int u, int v) { u = root(u), v = root(v); if(u == v) { return ; } if(rank[u] < rank[v]) { rid[u] = v; } else { rid[v] = u; if(rank[u] == rank[v]) { rank[u]++; } } } bool same(int u, int v) { return root(u) == root(v); } inline int root(int x) { if(rid[x] < 0) return x; else return rid[x] = root(rid[x]); } inline int operator[](int x) { return root(x); } }; int dx[4] = {-1,0,1,0}; int dy[4] = {0,-1,0,1}; int H, W; int A[201][201]; int Q; bool rootCol[200*200+1]; vector<int> outers[200*200+1]; // []はroot bool inrange(int y, int x) { return 0<=y&&y<H && 0<=x&&x<W; } typedef pair<int, int> pii; inline int chpos(int y, int x) { return y*W+x; } inline pii coord(int p) { return std::move(make_pair(p/W, p%W)); } #define DEBUG debug(uf); void debug(UnionFind& uf) { cout << "v check ----------\n"; rep(i, H) { rep(j, W) { if(j) cout << " "; cout << rootCol[uf.root(chpos(i, j))]; } cout << endl; } cout << "^ check ----------\n"; } void merge_set(set<int>& a, set<int>& b) { if (a.size() < b.size()) swap(a, b); if(b.empty()) { return; } a.insert(b.begin(), b.end()); b.clear(); } int main() { cin >> H >> W; rep(i, H) rep(j, W) { cin >> A[i][j]; rootCol[chpos(i, j)] = A[i][j]; } UnionFind uf(H * W + 1); rep(i, H) rep(j, W) rep(k, 4) { int ni = i+dy[k], nj = j+dx[k]; if(!inrange(ni, nj)) { continue; } if(A[i][j] == A[ni][nj]) { uf.unite(chpos(i, j), chpos(ni, nj)); rootCol[uf.root(chpos(i, j))] = A[i][j]; } } rep(i, H) rep(j, W) rep(k, 4) { int ni = i+dy[k], nj = j+dx[k]; if(!inrange(ni, nj)) { continue; } if(A[i][j] != A[ni][nj]) { outers[uf[chpos(i, j)]].push_back(uf[chpos(ni, nj)]); int rt = uf[chpos(i, j)]; sort(all(outers[rt])); outers[rt].erase(unique(all(outers[rt])), outers[rt].end()); } } cin >> Q; rep(_, Q) { int r, c, x; cin >> r >> c >> x; r--, c--; // #define RawPos uf.root(chpos(r, c)) int const RawPos = uf.root(chpos(r, c)); /* cout << "rc outers " << r+1 << ", " << c+1 << endl; for(auto& e: outers[RawPos]) { cout << coord(e).first + 1 << ", " << coord(e).second + 1 << endl; }cout << endl; //*/ if(rootCol[RawPos] != x) { // refCol = x; vector<int> os; for(auto& e: outers[RawPos]) os.push_back(e); for(auto& e: os) { if(uf.same(e, RawPos)) { continue; } // if(e != uf[e]) { assert(outers[e].empty()); } if(rootCol[uf[e]] != rootCol[RawPos]) { // merge_set(outers[RawPos], outers[uf[e]]); copy(all(outers[uf[e]]), back_inserter(outers[RawPos])); // outers[uf[e]].clear(); uf.unite(e, RawPos); } } if(RawPos != uf.root(RawPos)) { // assert(outers[uf.root(RawPos)].empty()); swap(outers[uf.root(RawPos)], outers[RawPos]); } sort(all(outers[uf[RawPos]])); outers[uf[RawPos]].erase(unique(all(outers[uf[RawPos]])), outers[uf[RawPos]].end()); rootCol[uf.root(RawPos)] = x; } // cout << "query: (" << r+1 << ", " << c+1 << ") " << x << "\n"; // DEBUG /* cout << "rc outers " << r+1 << ", " << c+1 << " (" << coord(uf[RawPos]).first << ", " << coord(uf[RawPos]).second << ")\n"; for(auto& e: outers[uf[RawPos]]) { cout << coord(e).first + 1 << ", " << coord(e).second + 1 << endl; }cout << endl << "------------------------------\n\n"; //*/ } rep(i, H) { rep(j, W) { if(j) cout << " "; cout << rootCol[uf.root(chpos(i, j))]; } cout << endl; } return 0; }