oj.uz

답안 #144454

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
144454 2019-08-16T21:38:44 Z Ort Birokracija (COCI18_birokracija) C++11
100 / 100
 214 ms 30200 KB 
#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#include<ext/rope>
#define MEM(a, b) memset(a, (b), sizeof(a))
#define ALL(c) (c).begin(),(c).end()
#define sz(a) ((int)(a.size()))
#define ll long long
#define LINF (ll)1e18
#define INF (int)1e9
#define MINF 0x3F3F3F3F
#define pb push_back
#define fs first
#define sc second
#define mp make_pair
#define MOD 1000000007
#define IO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define MAX 200005
#define watch(x) cerr<<#x<<" = "<<(x)<<endl;

using namespace std;
using namespace __gnu_pbds;
using namespace __gnu_cxx;

template<class T> using indexed_set = tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update>;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

int n;
ll arr[MAX], c[MAX];
vector<int> adj[MAX];
 
void dfs1(int s, int p) {
	c[s] = 1;
	for(auto u:adj[s]) {
		if(u==p) continue;
		dfs1(u, s);
		c[s] += c[u];
	}
}

void dfs2(int s, int p) {
	for(auto u:adj[s]) {
		if(u==p) continue;
		dfs2(u, s);
		c[s] += c[u];
	}
}

int main() {
	cin >> n;
	for(int i=2;i<=n;i++) cin >> arr[i];
	for(int i=2;i<=n;i++) {adj[arr[i]].push_back(i);adj[i].push_back(arr[i]);}
	dfs1(1, 0); dfs2(1, 0);
	for(int i=1;i<=n;i++) cout << c[i] << " ";
	return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 4984 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 4984 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 4988 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 5116 KB Output is correct
2 Correct 7 ms 5240 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4984 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct

Subtask #6
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 6008 KB Output is correct
2 Correct 25 ms 6388 KB Output is correct

Subtask #7
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 8592 KB Output is correct
2 Correct 70 ms 8596 KB Output is correct
3 Correct 65 ms 9848 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 214 ms 14968 KB Output is correct
2 Correct 180 ms 16924 KB Output is correct
3 Correct 183 ms 30200 KB Output is correct

Subtask #9
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 212 ms 14976 KB Output is correct
2 Correct 187 ms 15664 KB Output is correct
3 Correct 169 ms 18040 KB Output is correct

Subtask #10
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 197 ms 14840 KB Output is correct
2 Correct 190 ms 16060 KB Output is correct
3 Correct 177 ms 20332 KB Output is correct