Submission #60511602

Source Code Expand

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#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int h,w,d;
int ax,ay,bx,by;
bool g[11][11];
int work(){
  int res=0;
  for(int i=1;i<=h;i++){
    for(int j=1;j<=w;j++){
      if(!g[i][j])continue;
      if(abs(i-ax)+abs(j-ay)<=d||abs(i-bx)+abs(j-by)<=d)res++;
    }
  }
  return res;
}
int main(){
 
 
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#include<bits/stdc++.h>
using namespace std;
using ll=long long;

int h,w,d;
int ax,ay,bx,by;

bool g[11][11];

int work(){
	int res=0;
	for(int i=1;i<=h;i++){
		for(int j=1;j<=w;j++){
			if(!g[i][j])continue;
			if(abs(i-ax)+abs(j-ay)<=d||abs(i-bx)+abs(j-by)<=d)res++;
		}
	}
	return res;
}

int main(){
	ios::sync_with_stdio(false);
	cin.tie(0);cout.tie(0);
	
	cin>>h>>w>>d;
	vector<pair<int,int>> pp;
	for(int i=1;i<=h;i++){
		string s;
		cin>>s;
		for(int j=1;j<=w;j++){
			if(s[j-1]=='#')g[i][j]=false;
			else {g[i][j]=true;pp.push_back({i,j});}
		}
	}

	int ans=0;

	for(int i=0;i<pp.size();i++){
		for(int j=i+1;j<pp.size();j++){
			ax=pp[i].first,ay=pp[i].second;
			bx=pp[j].first,by=pp[j].second;
			ans=max(ans,work());			
		}
	}

	cout<<ans<<"\n";

	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:38:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<std::pair<int, int> >::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   38 |         for(int i=0;i<pp.size();i++){
      |                     ~^~~~~~~~~~
Main.cpp:39:32: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<std::pair<int, int> >::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   39 |                 for(int j=i+1;j<pp.size();j++){
      |                               ~^~~~~~~~~~

Judge Result