Submission #1590372
Source Code Expand
#include <bits/stdc++.h> using namespace std; inline int read() { int x=0,f=1; char ch=getchar(); while(ch<'0'||ch>'9'){if(ch=='-')f=-1; ch=getchar();} while(ch>='0'&&ch<='9'){x=x*10+ch-'0'; ch=getchar();} return x*f; } int H,W,vis[1000][1000],K; int mps[1000][1000],lds; char sd[1000]; int sx,sy,dir[4][2]={{1,0},{-1,0},{0,1},{0,-1}}; inline void deal(int xx,int yy) { lds=min(lds,xx-1); lds=min(lds,H-xx); lds=min(lds,yy-1); lds=min(lds,W-yy); } int main() { H=read(); W=read(); K=read(); lds=1000; for(int i=1;i<=H;i++) { scanf("%s",sd); for(int j=0;j<W;j++) { mps[i][j+1]=sd[j]=='#'; if(sd[j]=='S') sx=i,sy=j+1; } } queue <int> q; while(!q.empty()) q.pop(); //cerr << sx << " " << sy << endl; q.push(sx); q.push(sy); vis[sx][sy]=0; deal(sx,sy); while(!q.empty()) { int lx=q.front(); q.pop(); int ly=q.front(); q.pop(); for(int i=0;i<4;i++) { int vx=lx+dir[i][0]; int vy=ly+dir[i][1]; if(vx<1||vy<1||vx>H||vy>W) continue; if(mps[vx][vy]) continue; if(!vis[vx][vy]&&vis[lx][ly]<K) { vis[vx][vy]=vis[lx][ly]+1; deal(vx,vy); q.push(vx); q.push(vy); } } } cout << 1+lds/K+(lds%K!=0) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Closed Rooms |
User | wcz111 |
Language | C++14 (GCC 5.4.1) |
Score | 700 |
Code Size | 1247 Byte |
Status | AC |
Exec Time | 23 ms |
Memory | 7296 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:30:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",sd); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 700 / 700 | ||||
Status |
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Set Name | Test Cases |
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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 | 5 ms | 4352 KB |
in10.txt | AC | 5 ms | 6400 KB |
in11.txt | AC | 5 ms | 4352 KB |
in12.txt | AC | 5 ms | 4352 KB |
in13.txt | AC | 5 ms | 6400 KB |
in14.txt | AC | 5 ms | 4352 KB |
in15.txt | AC | 5 ms | 6400 KB |
in16.txt | AC | 5 ms | 6400 KB |
in17.txt | AC | 5 ms | 4480 KB |
in18.txt | AC | 6 ms | 6400 KB |
in19.txt | AC | 5 ms | 6400 KB |
in2.txt | AC | 5 ms | 6400 KB |
in20.txt | AC | 3 ms | 6400 KB |
in21.txt | AC | 2 ms | 2304 KB |
in22.txt | AC | 2 ms | 2304 KB |
in23.txt | AC | 5 ms | 6400 KB |
in24.txt | AC | 5 ms | 6400 KB |
in25.txt | AC | 5 ms | 6400 KB |
in26.txt | AC | 6 ms | 6400 KB |
in27.txt | AC | 5 ms | 6400 KB |
in28.txt | AC | 11 ms | 6400 KB |
in29.txt | AC | 18 ms | 7296 KB |
in3.txt | AC | 5 ms | 4352 KB |
in30.txt | AC | 7 ms | 6400 KB |
in31.txt | AC | 5 ms | 4352 KB |
in32.txt | AC | 5 ms | 6400 KB |
in33.txt | AC | 21 ms | 7296 KB |
in34.txt | AC | 23 ms | 7296 KB |
in35.txt | AC | 5 ms | 6400 KB |
in36.txt | AC | 5 ms | 6400 KB |
in37.txt | AC | 5 ms | 4352 KB |
in38.txt | AC | 5 ms | 6400 KB |
in39.txt | AC | 5 ms | 4352 KB |
in4.txt | AC | 5 ms | 6400 KB |
in40.txt | AC | 5 ms | 4352 KB |
in5.txt | AC | 6 ms | 6400 KB |
in6.txt | AC | 5 ms | 4352 KB |
in7.txt | AC | 5 ms | 6400 KB |
in8.txt | AC | 5 ms | 6400 KB |
in9.txt | AC | 5 ms | 4352 KB |
sample1.txt | AC | 2 ms | 2304 KB |
sample2.txt | AC | 2 ms | 2304 KB |
sample3.txt | AC | 2 ms | 2304 KB |