Submission #59957

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
59957	2018-07-23 11:26:35	Tenuun	Mecho (IOI09_mecho)	C++17	100 / 100	839 ms	6780 KiB

mecho

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#include<bits/stdc++.h>
using namespace std;
int n, s, u, V, x, y, z;
int a[803][803], dx[4]={0, 0, 1, -1}, dy[4]={1, -1, 0, 0};
int bear[803][803];
vector<string> v;
vector<pair<int, int> >bee, o;
queue<pair<int, int>>q, b;
queue<pair<pair<int, int>, int> >t;
bool BFS(){
  while(!t.empty()){
    if(t.front().second>=s) return false;
    x=t.front().first.first, y=t.front().first.second, z=t.front().second;
    t.pop();
    if(a[x][y]!=-1) continue;
    for(int i=0; i<4; i++){
      if(v[x+dx[i]][y+dy[i]]=='D') return true;
      if(v[x+dx[i]][y+dy[i]]=='G' && a[x+dx[i]][y+dy[i]]==-1 && bear[x+dx[i]][y+dy[i]]==-1){
        bear[x+dx[i]][y+dy[i]]=z+1;
        if(z+1>=s) o.push_back({x+dx[i], y+dy[i]});
        else t.push({{x+dx[i], y+dy[i]}, z+1});
      }
    }
  }
  return false;
}
 
 
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Compilation message (stderr)

mecho.cpp: In function 'bool check(int)':
mecho.cpp:34:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<bee.size(); i++){
               ~^~~~~~~~~~~
mecho.cpp:52:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i=0; i<o.size(); i++) {
                 ~^~~~~~~~~

• Subtask 1: 100 / 100