結果
問題 | No.307 最近色塗る問題多くない? |
ユーザー | is_eri23 |
提出日時 | 2015-11-28 17:28:51 |
言語 | C++11 (gcc 11.4.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,724 bytes |
コンパイル時間 | 1,864 ms |
コンパイル使用メモリ | 184,908 KB |
実行使用メモリ | 20,224 KB |
最終ジャッジ日時 | 2024-09-14 04:55:53 |
合計ジャッジ時間 | 4,110 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 | 1 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | WA | - |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | AC | 6 ms
6,940 KB |
testcase_11 | AC | 12 ms
6,944 KB |
testcase_12 | WA | - |
testcase_13 | AC | 12 ms
6,940 KB |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | AC | 4 ms
6,944 KB |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | AC | 64 ms
17,280 KB |
testcase_24 | WA | - |
testcase_25 | AC | 90 ms
17,152 KB |
testcase_26 | AC | 82 ms
17,792 KB |
testcase_27 | AC | 66 ms
18,176 KB |
testcase_28 | WA | - |
testcase_29 | AC | 9 ms
6,940 KB |
testcase_30 | AC | 86 ms
18,176 KB |
testcase_31 | AC | 80 ms
19,072 KB |
testcase_32 | AC | 66 ms
18,176 KB |
testcase_33 | AC | 11 ms
6,940 KB |
testcase_34 | AC | 21 ms
6,940 KB |
testcase_35 | AC | 21 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){} template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); } template <class T,class U> std::ostream& operator<<(std::ostream &os, std::pair<T,U> &p){ os << "(" << p.first <<", " << p.second <<")";return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; int H,W; char board[300][300]; struct A{ vector <pair <int,int> > bounds; set <pair <int,int> > adj; pair <int,int> root; int color; A(){}; A(int color_, const vector <pair <int,int> > bounds_, const pair <int,int> root_){ color = color_; bounds = bounds_; root = root_; } }; map <pair <int,int>, A> areas; bool used[300][300]; pair <int,int> root[300][300]; int myrank[300][300]; inline pair <int,int> find(pair <int,int> a){ if (root[a.fir][a.sec] == a) { return a; }else{ return root[a.fir][a.sec] = find(root[a.fir][a.sec]); } } inline void unite(pair <int,int> x, pair <int,int> y) { x = find(x); y = find(y); if (x == y) { return; } if (myrank[x.fir][x.sec] < myrank[y.fir][y.sec]) { root[x.fir][x.sec] = y; }else{ root[y.fir][y.sec] = x; if (myrank[x.fir][x.sec] == myrank[y.fir][y.sec]) { myrank[x.fir][x.sec] += 1; } } } inline bool same(pair <int,int> x, pair <int,int> y) { return find(x) == find(y); } vector <pair <int,int> > area; int dx[] = {-1,0,0,1}; int dy[] = {0,1,-1,0}; inline bool OK(int x , int y){ return 0 <= x && x < H && 0 <= y && y < W; } inline void dfs(int i, int j, pair <int,int> myroot){ if (used[i][j]) { return; } used[i][j] = true; root[i][j] = myroot; area.pb(mp(i,j)); rep(k,4){ int nx = i + dx[k], ny = j + dy[k]; if (OK(nx,ny) && board[i][j] == board[nx][ny]) { dfs(nx,ny,myroot); } } } inline vector <pair <int,int> > build_bound(){ vector <pair <int,int > > bounds; for (auto a : area){ rep(i,4){ int ax = a.fir + dx[i]; int ay = a.sec + dy[i]; if (OK(ax, ay)) { if (!used[ax][ay] || root[ax][ay] != root[a.fir][a.sec]) { bounds.pb(a); break; } }else{ bounds.pb(a); break; } } } return bounds; } inline void build_adj(){ for (auto &a : areas) { for (auto &b : a.sec.bounds){ rep(i,4){ int nx = b.fir + dx[i]; int ny = b.sec + dy[i]; if (OK(nx,ny) && root[nx][ny] != root[b.fir][b.sec]) { a.sec.adj.insert(root[nx][ny]); } } } } } inline void build(){ rep(i,H){ rep(j,W){ if (!used[i][j]) { dfs(i,j,mp(i,j)); areas[mp(i,j)] = A(board[i][j] - '0', build_bound(), mp(i,j)); area.clear(); } } } build_adj(); } void print(){ rep(i,H){ rep(j,W){ if (j) { cout << ' '; } auto myroot = find(root[i][j]); char c = '0' + areas[myroot].color; cout << c; } cout << endl; } rep(i,H){ rep(j,W){ DEBUG3(i,j,root[i][j]); auto myroot = find(root[i][j]); DEBUG3(i,j, myroot); } } } void paint(int R,int C, int X){ auto myroot = find(root[R][C]); auto& cur = areas[myroot]; if (cur.color == X) { return; } set <pair <int,int> > new_adj; for (auto &a : cur.adj){ //merge auto adj_root = find(a); for (auto &b : areas[adj_root].adj) { new_adj.insert(b); } unite(adj_root, myroot); } for (auto it = new_adj.begin(); it != new_adj.end();){ if (same(*it, myroot)) { new_adj.erase(it++); }else{ it++; } } cur.adj = new_adj; cur.color = X; //print(); } int main() { cin.tie(0); ios_base::sync_with_stdio(0); cin >> H >> W; rep(i,H){ rep(j,W){ cin >> board[i][j]; } } build(); int Q; cin >> Q; rep(i,Q){ int R,C,X; cin >> R >> C >> X; R--;C--; paint(R,C,X); } rep(i,H){ rep(j,W){ if (j) cout << ' '; auto myroot = find(areas[root[i][j]].root); char c = areas[myroot].color + '0'; cout << c; } cout << endl; } return 0; }