Submission #1003907

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1003907	2024-06-20T19:47:48 Z	vjudge1	Paint (COI20_paint)	C++17	8 / 100	3000 ms	16272 KB

paint

#include<bits/stdc++.h>

using namespace std;

vector <vector <int>> v;
int r, s;
	
bool check(int a, int b){
	return (a >= 0 and a < r and b >= 0 and b < s);
}
void dfs(int a, int b, int cor1, int cor2){
	if(v[a][b] == cor1) v[a][b] = cor2;
	else return;
	if(check(a-1, b)) dfs(a-1, b, cor1, cor2);
	if(check(a+1, b)) dfs(a+1, b, cor1, cor2);
	if(check(a, b-1)) dfs(a, b-1, cor1, cor2);
	if(check(a, b+1)) dfs(a, b+1, cor1, cor2);
	return;
}

int main(){
	cin >> r >> s;
	for(int i = 0;i < r;i++){
		vector <int> aux;
		for(int i = 0;i < s;i++){
			int x;
			cin >> x;
			aux.push_back(x);
		}
		v.push_back(aux);
	}
	int q;
	cin >> q;
	while(q--){
		int l, r, cor;
		cin >> l >> r >> cor;
		l--;
		r--;
		if(v[l][r] == cor) continue;
		dfs(l, r, v[l][r], cor);
	}
	for(auto x : v){
		for(auto y : x){
			cout << y << ' ';
		}
		cout << endl;
	}
	return 0;
}

Subtask #1

8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	4 ms	348 KB	Output is correct
4	Correct	4 ms	348 KB	Output is correct
5	Correct	277 ms	852 KB	Output is correct
6	Correct	573 ms	1360 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct

Subtask #2

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	33 ms	768 KB	Output is correct
2	Correct	108 ms	2364 KB	Output is correct
3	Execution timed out	3062 ms	8652 KB	Time limit exceeded
4	Halted	0 ms	0 KB	-

Subtask #3

0 / 31.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2347 ms	16272 KB	Output is correct
2	Correct	427 ms	10832 KB	Output is correct
3	Correct	506 ms	12372 KB	Output is correct
4	Execution timed out	3082 ms	10228 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #4

0 / 52.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	112 ms	3572 KB	Output is correct
2	Execution timed out	3016 ms	8096 KB	Time limit exceeded
3	Halted	0 ms	0 KB	-