oj.uz

답안 #422503

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
422503 2021-06-10T07:38:06 Z Andyvanh1 친구 (IOI14_friend) C++14
19 / 100
 1 ms 460 KB 
#include <bits/stdc++.h>
#include "friend.h"
 
using namespace std;
 
#define vt vector
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define rep(i,x) for(int (i) = 0; (i) < (x); (i)++ )
 
typedef long long ll;
typedef long double ld;
typedef vt<int> vi;
typedef pair<int,int> pii;
 
int dp[1002][2];
vi adjlist[1002];
 
void dfs_dp(int node, int par, int val[]){
    dp[node][1] = val[node];
    for(auto& e: adjlist[node]){
        if(e!=par){
            dfs_dp(e,node,val);
            dp[node][0] += max(dp[e][0],dp[e][1]);
            dp[node][1] += dp[e][0];
 
        }
    }
}
 
int findSample(int n, int confidence[], int host[], int protocol[]){
for(int i = 1; i< n; i++){
    adjlist[host[i]].pb(i);
    adjlist[i].pb(host[i]);
}
dfs_dp(0,-1,confidence);
return max(dp[0][0],dp[0][1]);
}

Subtask #1
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Incorrect 0 ms 332 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct

Subtask #5
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Incorrect 0 ms 332 KB Output isn't correct
4 Halted 0 ms 0 KB -