oj.uz

Submission #777749

# Submission time Handle Problem Language Result Execution time Memory
777749 2023-07-09T15:19:55 Z vjudge1 T-Covering (eJOI19_covering) C++17
0 / 100
 8 ms 1236 KB 
#include<bits/stdc++.h>
using namespace std;
#define lalala ios_base::sync_with_stdio(false);cin.tie(NULL);
//#define endl "\n"
#define ll long long
#define pb push_back
#define N 200005
#define f first
#define s second
int n,m;
int yes;
vector<pair<int,int>> v;
int main(){
	cin>>n>>m;
	int arr[n+2][m+2],doldur[n+2][m+2],isaret[n+2][m+1];
	for(int i=1;i<=n;i++){
		for(int j=1;j<=m;j++){
			cin>>arr[i][j];
			doldur[i][j]=0;
			isaret[i][j]=0;

		}
	}
	for(int i=1;i<=n;i++){
		arr[i][0]=arr[i][n+1]=arr[0][i]=arr[n+1][i]=0;
		isaret[i][0]=isaret[i][n+1]=isaret[0][i]=isaret[n+1][i]=0;
		doldur[i][0]=doldur[i][n+1]=doldur[0][i]=doldur[n+1][i]=1;
	}
	int q;cin>>q;
	ll int cev=0;
	while(q--){
		int x,y;cin>>x>>y;
		x++;y++;
		v.pb({x,y});
		doldur[x][y]=2;
		cev+=arr[x][y];
	}
	vector<pair<int,int>> bir={{1,0},{0,1},{-1,0},{0,-1}};

	sort(v.begin(),v.end());
	for(auto u:v){
		int x=u.f,y=u.s;
		int kac=0;
		for(auto uwu:bir){
			int ek1=uwu.f, ek2=uwu.s;
			if(doldur[x+ek1][y+ek2]==0)kac++;
		}
		if(kac<3){cout<<"No"<<endl;return 0;}
		if(kac==3){
			for(auto uwu:bir){
				int ek1=uwu.f, ek2=uwu.s;
				if(doldur[x+ek1][y+ek2]==0){
					doldur[x+ek1][y+ek2]=1;
					cev+=arr[x+ek1][y+ek2];
				}
			}
			doldur[x][y]=1;
			isaret[x][y]=1;
		}
	}


	for(auto u:v){
		int x=u.f,y=u.s;
		if(isaret[x][y])continue;
		int mn=1000000000,kac=0;
		for(auto uwu:bir){
			int ek1=uwu.f, ek2=uwu.s;
			if(doldur[x+ek1][y+ek2]==0){
				cev+=arr[x+ek1][y+ek2];
				mn=min(mn,arr[x+ek1][y+ek2]);
				kac++;
			}
		}
		if(kac<3){
			cout<<"No"<<endl;return 0;
		}
		if(kac==4)cev-=mn;
	}
	cout<<cev<<endl;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Runtime error 8 ms 1236 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 380 KB Output is correct
2 Runtime error 5 ms 1236 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Runtime error 7 ms 1236 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 232 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Runtime error 8 ms 1236 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #7
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Runtime error 8 ms 1236 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -