Submission #2167297
Source Code Expand
#include<bits/stdc++.h> using namespace std; int main() { int H, W, K; cin >> H >> W >> K; vector<string> A(H); for(auto& i: A) cin >> i; const int dy[4] = {0, 0, 1, -1}; const int dx[4] = {1, -1, 0, 0}; int sy, sx; for(auto i=0; i<H; ++i) for(auto j=0; j<W; ++j) if(A[i][j]=='S') sy= i, sx = j; auto res = H*W; using P = pair<int, int>; queue<P> q; q.emplace(sy, sx); while(!q.empty()) { auto y = q.front().first; auto x = q.front().second; q.pop(); if(y==0||x==0||y==H-1||x==W-1) res = 0; auto d = min({y, H-1-y, x, W-1-x}); res = min(res, 1 + (d+K-1)/K); for(auto i=0; i<4; ++i) { auto ny = y + dy[i]; auto nx = x + dx[i]; if(ny<0 || H<=ny) continue; if(nx<0 || W<=nx) continue; if(A[ny][nx]!='.') continue; A[ny][nx] = '#'; q.emplace(ny, nx); } } cout << res << endl; }
Submission Info
Submission Time | |
---|---|
Task | C - Closed Rooms |
User | chabo |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 922 Byte |
Status | WA |
Exec Time | 39 ms |
Memory | 1152 KB |
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 700 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in4.txt, in40.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 23 ms | 1152 KB |
in10.txt | WA | 23 ms | 1152 KB |
in11.txt | AC | 23 ms | 1152 KB |
in12.txt | AC | 23 ms | 1152 KB |
in13.txt | AC | 23 ms | 1152 KB |
in14.txt | AC | 23 ms | 1152 KB |
in15.txt | AC | 23 ms | 1152 KB |
in16.txt | AC | 23 ms | 1152 KB |
in17.txt | AC | 23 ms | 1152 KB |
in18.txt | AC | 23 ms | 1152 KB |
in19.txt | AC | 23 ms | 1152 KB |
in2.txt | AC | 23 ms | 1152 KB |
in20.txt | AC | 2 ms | 256 KB |
in21.txt | WA | 1 ms | 256 KB |
in22.txt | AC | 1 ms | 256 KB |
in23.txt | AC | 23 ms | 1152 KB |
in24.txt | AC | 23 ms | 1152 KB |
in25.txt | AC | 23 ms | 1152 KB |
in26.txt | WA | 38 ms | 1152 KB |
in27.txt | WA | 38 ms | 1152 KB |
in28.txt | WA | 38 ms | 1152 KB |
in29.txt | WA | 38 ms | 1152 KB |
in3.txt | WA | 23 ms | 1152 KB |
in30.txt | WA | 38 ms | 1152 KB |
in31.txt | WA | 38 ms | 1152 KB |
in32.txt | WA | 38 ms | 1152 KB |
in33.txt | WA | 38 ms | 1152 KB |
in34.txt | WA | 38 ms | 1152 KB |
in35.txt | WA | 39 ms | 1152 KB |
in36.txt | AC | 23 ms | 1152 KB |
in37.txt | AC | 23 ms | 1152 KB |
in38.txt | AC | 23 ms | 1152 KB |
in39.txt | WA | 39 ms | 1152 KB |
in4.txt | AC | 23 ms | 1152 KB |
in40.txt | WA | 39 ms | 1152 KB |
in5.txt | AC | 23 ms | 1152 KB |
in6.txt | AC | 23 ms | 1152 KB |
in7.txt | AC | 23 ms | 1152 KB |
in8.txt | AC | 23 ms | 1152 KB |
in9.txt | AC | 23 ms | 1152 KB |
sample1.txt | WA | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |