結果
問題 | No.971 いたずらっ子 |
ユーザー | Ogtsn99 |
提出日時 | 2020-01-17 23:02:28 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,302 bytes |
コンパイル時間 | 2,567 ms |
コンパイル使用メモリ | 222,004 KB |
実行使用メモリ | 38,912 KB |
最終ジャッジ日時 | 2024-06-25 23:49:22 |
合計ジャッジ時間 | 9,198 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 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | AC | 570 ms
38,656 KB |
testcase_04 | AC | 528 ms
36,608 KB |
testcase_05 | AC | 575 ms
38,784 KB |
testcase_06 | RE | - |
testcase_07 | WA | - |
testcase_08 | AC | 140 ms
12,544 KB |
testcase_09 | AC | 139 ms
12,160 KB |
testcase_10 | AC | 5 ms
6,944 KB |
testcase_11 | AC | 2 ms
6,944 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | AC | 2 ms
6,948 KB |
testcase_14 | WA | - |
testcase_15 | AC | 2 ms
6,944 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | RE | - |
testcase_20 | AC | 2 ms
6,944 KB |
testcase_21 | RE | - |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | RE | - |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i,n) for(int (i)=0;(i)<(n);(i)++) #define rrep(i,n) for(int (i)=((n)-1);(i)>=0;(i)--) #define itn int #define all(x) (x).begin(),(x).end() #define F first #define S second const int INF = -1145141919; const int MOD = 1000000007; template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } //https://www.creativ.xyz/dump-cpp-652/ #define repi(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++) // vector template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (T &x : vec) is >> x; return is; } // pair template <typename T, typename U> ostream &operator<<(ostream &os, pair<T, U> &pair_var) { os << "(" << pair_var.first << ", " << pair_var.second << ")"; return os; } // vector template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << "{"; for (int i = 0; i < vec.size(); i++) { os << vec[i] << (i + 1 == vec.size() ? "" : ", "); } os << "}"; return os; } // map template <typename T, typename U> ostream &operator<<(ostream &os, map<T, U> &map_var) { os << "{"; repi(itr, map_var) { os << *itr; itr++; if (itr != map_var.end()) os << ", "; itr--; } os << "}"; return os; } // set template <typename T> ostream &operator<<(ostream &os, set<T> &set_var) { os << "{"; repi(itr, set_var) { os << *itr; itr++; if (itr != set_var.end()) os << ", "; itr--; } os << "}"; return os; } #define DUMPOUT cerr void dump_func() { DUMPOUT << endl; } template <class Head, class... Tail> void dump_func(Head &&head, Tail &&... tail) { DUMPOUT << head; if (sizeof...(Tail) > 0) { DUMPOUT << ", "; } dump_func(std::move(tail)...); } #ifdef DEBUG_ #define DEB #define dump(...) \ DUMPOUT << " " << string(#__VA_ARGS__) << ": " \ << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" \ << endl \ << " ", \ dump_func(__VA_ARGS__) #else #define DEB if (false) #define dump(...) #endif int main(void) { cin.tie(0); ios::sync_with_stdio(false); int h,w; cin>>h>>w; vector <vector<char>> g(h,vector <char>(w)); rep(i,h)rep(j,w) cin>>g[i][j]; vector <vector<pair <int,int>>> d(h,vector <pair <int,int>>(w, {INF, INF})); //priority_queue <tuple<int,int,int,int>> q; priority_queue <tuple<int,int,int,int,int>> q; q.push(make_tuple(-0,0,0, 0, 0)); d[0][0] = {0, 0}; while(!q.empty()){ auto tmp = q.top(); q.pop(); int y = get <1>(tmp), x = get <2>(tmp), cost = get <3>(tmp), add = get <4>(tmp); int al = get <0>(tmp); if(y+1 < h){ if(g[y+1][x] == '.'){ if(cost + add + 1 < d[y+1][x].F + d[y+1][x].S){ d[y+1][x] = {cost+1, add}; q.push(make_tuple(-(cost +1+add), y+1, x , cost+1, add)); } }else{ if((cost + 1)*2 + add < d[y+1][x].F + d[y+1][x].S){ d[y+1][x] = {cost+1, add + cost + 1}; q.push(make_tuple(-(add + cost+1+ cost +1),y+1, x , cost+1, add + cost + 1)); } } } if(y-1>=0){if(g[y-1][x] == '.'){ if(cost + add + 1 < d[y-1][x].F + d[y-1][x].S){ d[y-1][x] = {cost+1, add}; q.push(make_tuple(-(cost+1+add), y-1, x , cost+1, add)); } }else{ if((cost + 1)*2 + add < d[y-1][x].F + d[y-1][x].S){ d[y-1][x] = {cost+1, add + cost + 1}; q.push(make_tuple(-(add + 2*(cost + 1)),y-1, x , cost+1, add + cost + 1)); } } } if(x-1>=0) {if(g[y][x-1] == '.'){ if(cost + add + 1 < d[y][x-1].F + d[y][x-1].S){ d[y][x-1] = {cost+1, add}; q.push(make_tuple((-add+cost+1),y, x-1 , cost+1, add)); } }else{ if((cost + 1)*2 + add < d[y][x-1].F + d[y][x-1].S){ d[y][x-1] = {cost+1, add + cost + 1}; q.push(make_tuple(-(add + 2*(cost+1)),y, x-1 , cost+1, add + cost + 1)); } } } if(x+1>=0) {if(g[y][x+1] == '.'){ if(cost + add + 1 < d[y][x+1].F + d[y][x+1].S){ d[y][x+1] = {cost+1, add}; q.push(make_tuple(-(add+cost+1),y, x+1 , cost+1, add)); } }else{ if((cost + 1)*2 + add < d[y][x+1].F + d[y][x+1].S){ d[y][x+1] = {cost+1, add + cost + 1}; q.push(make_tuple(-(add + 2*(cost+1)), y, x+1 , cost+1, add + cost + 1)); } } } } cout<<d[h-1][w-1].F + d[h-1][w-1].S<<endl; }