oj.uz

Submission #503363

# Submission time Handle Problem Language Result Execution time Memory
503363 2022-01-07T17:45:44 Z amunduzbaev Cats or Dogs (JOI18_catdog) C++14
38 / 100
 26 ms 4272 KB 
#include "catdog.h"
#include "bits/stdc++.h"
using namespace std;
#ifndef EVAL
#include "grader.cpp"
#endif

const int N = 1e3 + 5;
vector<int> edges[N];
int a[N], dp[N][2];

int dfs(int u, int p = -1){
	dp[u][0] = dp[u][1] = 0;
	for(auto x : edges[u]){
		if(x == p) continue;
		dfs(x, u);
		dp[u][0] += min(dp[x][0], dp[x][1] + 1);
		dp[u][1] += min(dp[x][0] + 1, dp[x][1]);
	}
	
	if(a[u] == 1) dp[u][1] = 1e9;
	if(a[u] == 2) dp[u][0] = 1e9;
	return min(dp[u][0], dp[u][1]);
}

void initialize(int n, vector<int> a, vector<int> b) {
	for(int i=0;i<(int)a.size();i++){
		edges[a[i]].push_back(b[i]);
		edges[b[i]].push_back(a[i]);
	}
}

int cat(int v) {
	a[v] = 1;
	return dfs(1);
}

int dog(int v) {
	a[v] = 2;
	return dfs(1);
}

int neighbor(int v) {
	a[v] = 0;
	return dfs(1);
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 216 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 316 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 332 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 216 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 316 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 332 KB Output is correct
17 Correct 8 ms 380 KB Output is correct
18 Correct 10 ms 332 KB Output is correct
19 Correct 7 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 2 ms 324 KB Output is correct
23 Correct 13 ms 388 KB Output is correct
24 Correct 9 ms 332 KB Output is correct
25 Correct 4 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 3 ms 332 KB Output is correct
29 Correct 14 ms 332 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 2 ms 324 KB Output is correct
32 Correct 3 ms 324 KB Output is correct

Subtask #3
0 / 62.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 216 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 316 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 332 KB Output is correct
17 Correct 8 ms 380 KB Output is correct
18 Correct 10 ms 332 KB Output is correct
19 Correct 7 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 2 ms 324 KB Output is correct
23 Correct 13 ms 388 KB Output is correct
24 Correct 9 ms 332 KB Output is correct
25 Correct 4 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 3 ms 332 KB Output is correct
29 Correct 14 ms 332 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 2 ms 324 KB Output is correct
32 Correct 3 ms 324 KB Output is correct
33 Runtime error 26 ms 4272 KB Execution killed with signal 11
34 Halted 0 ms 0 KB -