Submission #921130
Source Code Expand
#include<iostream> #include<string.h> #include<string> #include<cstdio> #include<algorithm> #include<stack> #include<queue> #include<vector> #include<cmath> #include<utility> #include<set> #define ll long long int #define ld long double #define INF 1000000000 #define EPS 0.0000000001 #define rep(i,n) for(i=0;i<n;i++) using namespace std; typedef pair<int, int> P; int main() { int r,c; int i,j,k; int sx,sy; int gx,gy; int reached[60][60]={}; char a[60][60]; int dx[4]={0,1,0,-1}; int dy[4]={1,0,-1,0}; cin>>r>>c; cin>>sy>>sx; cin>>gy>>gx; sx--; sy--; gx--; gy--; rep(i,r)rep(j,c) cin>>a[i][j]; queue<P> q; q.push(P(sx,sy)); while(1){ int x=q.front().first; int y=q.front().second; rep(i,4){ if(x+dx[i]<0 || x+dx[i]>=c || y+dy[i]<0 || y+dy[i]>=r)continue; if(a[y+dy[i]][x+dx[i]]=='.' && reached[y+dy[i]][x+dx[i]]==0){ q.push(P(x+dx[i],y+dy[i])); reached[y+dy[i]][x+dx[i]]=reached[y][x]+1; } } q.pop(); if(reached[gy][gx])break; } cout<<reached[gy][gx]<<endl; }
Submission Info
Submission Time | |
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Task | C - 幅優先探索 |
User | rika0384 |
Language | C++ (G++ 4.6.4) |
Score | 100 |
Code Size | 1117 Byte |
Status | AC |
Exec Time | 20 ms |
Memory | 992 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 100 / 100 | ||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt |
All | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask1_21.txt, subtask1_22.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample01.txt | AC | 20 ms | 920 KB |
subtask0_sample02.txt | AC | 20 ms | 860 KB |
subtask0_sample03.txt | AC | 19 ms | 836 KB |
subtask1_01.txt | AC | 19 ms | 924 KB |
subtask1_02.txt | AC | 18 ms | 992 KB |
subtask1_03.txt | AC | 18 ms | 920 KB |
subtask1_04.txt | AC | 17 ms | 920 KB |
subtask1_05.txt | AC | 20 ms | 924 KB |
subtask1_06.txt | AC | 19 ms | 916 KB |
subtask1_07.txt | AC | 18 ms | 924 KB |
subtask1_08.txt | AC | 19 ms | 924 KB |
subtask1_09.txt | AC | 18 ms | 924 KB |
subtask1_10.txt | AC | 20 ms | 924 KB |
subtask1_11.txt | AC | 19 ms | 924 KB |
subtask1_12.txt | AC | 20 ms | 924 KB |
subtask1_13.txt | AC | 19 ms | 916 KB |
subtask1_14.txt | AC | 18 ms | 924 KB |
subtask1_15.txt | AC | 18 ms | 920 KB |
subtask1_16.txt | AC | 19 ms | 920 KB |
subtask1_17.txt | AC | 20 ms | 920 KB |
subtask1_18.txt | AC | 20 ms | 920 KB |
subtask1_19.txt | AC | 18 ms | 912 KB |
subtask1_20.txt | AC | 20 ms | 924 KB |
subtask1_21.txt | AC | 20 ms | 924 KB |
subtask1_22.txt | AC | 19 ms | 908 KB |