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답안 #802914

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
802914 2023-08-02T15:47:46 Z Ahmed57 Job Scheduling (IOI19_job) C++17
100 / 100
 165 ms 29452 KB 
#include<bits/stdc++.h>

using namespace std;
long long D[200001],U[200001];
int nxt[200001],nick_name[200001];
bool comp(int a,int b){
     return (D[a]*U[b])<(D[b]*U[a]);
}
struct cmp {
	bool operator()(const int &a, const int &b) {
		return (D[a]*U[b])>(D[b]*U[a]);
	}
};
priority_queue<int,vector<int>,cmp> adj[200001];
vector<int> ans;
void dfs(int u) {
	ans.push_back(u);
	for(;adj[u].size();adj[u].pop())dfs(adj[u].top());
}
long long scheduling_cost(vector<int> p,vector<int> u,vector<int> d){
    int n = p.size();
    iota(nick_name,nick_name+n,0);
    memset(nxt,-1,sizeof nick_name);
    for(int i = n-1;i>=0;i--){
        U[i] = u[i] , D[i] = d[i];
        while(adj[i].size()){
            int x = -1;
            if(cmp()(i,adj[i].top())){
                x = adj[i].top();
            }else break;
            adj[i].pop();
            nxt[nick_name[i]] = x;
            nick_name[i] = nick_name[x];
            D[i]+=D[x];
            U[i]+=U[x];
            if(adj[i].size()<adj[x].size())swap(adj[i],adj[x]);
            while(adj[x].size()){
                adj[i].push(adj[x].top());adj[x].pop();
            }
        }
        if(i)adj[p[i]].push(i);
    }
    dfs(0);
    sort(ans.begin(),ans.end(),cmp());
    long long all = 0 , cur = 0;
    for(int i = ans.size()-1;i>=0;i--){
        int lol = ans[i];
        while(lol!=-1){
        cur+=d[lol];
        all+=cur*u[lol];
        lol = nxt[lol];
        }
    }
    return all;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7252 KB Output is correct
3 Correct 8 ms 7292 KB Output is correct
4 Correct 3 ms 7364 KB Output is correct
5 Correct 18 ms 11064 KB Output is correct
6 Correct 31 ms 14788 KB Output is correct
7 Correct 55 ms 18440 KB Output is correct
8 Correct 59 ms 22096 KB Output is correct
9 Correct 59 ms 22096 KB Output is correct
10 Correct 59 ms 22204 KB Output is correct
11 Correct 3 ms 7256 KB Output is correct
12 Correct 59 ms 22208 KB Output is correct
13 Correct 58 ms 22096 KB Output is correct
14 Correct 59 ms 22220 KB Output is correct
15 Correct 71 ms 22208 KB Output is correct
16 Correct 59 ms 22356 KB Output is correct
17 Correct 59 ms 22220 KB Output is correct
18 Correct 65 ms 22284 KB Output is correct
19 Correct 56 ms 22140 KB Output is correct
20 Correct 66 ms 29452 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7252 KB Output is correct
3 Correct 3 ms 7252 KB Output is correct
4 Correct 119 ms 18240 KB Output is correct
5 Correct 120 ms 18236 KB Output is correct
6 Correct 121 ms 18212 KB Output is correct
7 Correct 120 ms 18216 KB Output is correct
8 Correct 124 ms 18228 KB Output is correct
9 Correct 118 ms 18204 KB Output is correct
10 Correct 130 ms 18276 KB Output is correct
11 Correct 128 ms 18236 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7252 KB Output is correct
3 Correct 3 ms 7252 KB Output is correct
4 Correct 3 ms 7380 KB Output is correct
5 Correct 8 ms 7892 KB Output is correct
6 Correct 120 ms 18288 KB Output is correct
7 Correct 122 ms 18220 KB Output is correct
8 Correct 121 ms 18248 KB Output is correct
9 Correct 119 ms 18188 KB Output is correct
10 Correct 3 ms 7252 KB Output is correct
11 Correct 4 ms 7320 KB Output is correct
12 Correct 6 ms 7764 KB Output is correct
13 Correct 7 ms 7892 KB Output is correct
14 Correct 143 ms 18204 KB Output is correct
15 Correct 124 ms 18260 KB Output is correct
16 Correct 120 ms 18296 KB Output is correct
17 Correct 120 ms 18184 KB Output is correct
18 Correct 124 ms 18260 KB Output is correct
19 Correct 125 ms 18168 KB Output is correct
20 Correct 126 ms 18228 KB Output is correct
21 Correct 121 ms 18200 KB Output is correct
22 Correct 123 ms 18204 KB Output is correct
23 Correct 165 ms 18248 KB Output is correct
24 Correct 124 ms 18188 KB Output is correct

Subtask #4
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 58 ms 22228 KB Output is correct
3 Correct 59 ms 22164 KB Output is correct
4 Correct 58 ms 22204 KB Output is correct

Subtask #5
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 4 ms 7252 KB Output is correct
3 Correct 3 ms 7336 KB Output is correct
4 Correct 3 ms 7380 KB Output is correct
5 Correct 3 ms 7336 KB Output is correct
6 Correct 3 ms 7252 KB Output is correct
7 Correct 3 ms 7336 KB Output is correct
8 Correct 3 ms 7252 KB Output is correct
9 Correct 3 ms 7380 KB Output is correct
10 Correct 3 ms 7332 KB Output is correct
11 Correct 3 ms 7380 KB Output is correct
12 Correct 5 ms 7344 KB Output is correct
13 Correct 3 ms 7252 KB Output is correct
14 Correct 3 ms 7340 KB Output is correct
15 Correct 3 ms 7340 KB Output is correct
16 Correct 3 ms 7336 KB Output is correct
17 Correct 4 ms 7380 KB Output is correct

Subtask #6
37.0 / 37.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7252 KB Output is correct
3 Correct 8 ms 7292 KB Output is correct
4 Correct 3 ms 7364 KB Output is correct
5 Correct 18 ms 11064 KB Output is correct
6 Correct 31 ms 14788 KB Output is correct
7 Correct 55 ms 18440 KB Output is correct
8 Correct 59 ms 22096 KB Output is correct
9 Correct 59 ms 22096 KB Output is correct
10 Correct 59 ms 22204 KB Output is correct
11 Correct 3 ms 7256 KB Output is correct
12 Correct 59 ms 22208 KB Output is correct
13 Correct 58 ms 22096 KB Output is correct
14 Correct 59 ms 22220 KB Output is correct
15 Correct 71 ms 22208 KB Output is correct
16 Correct 59 ms 22356 KB Output is correct
17 Correct 59 ms 22220 KB Output is correct
18 Correct 65 ms 22284 KB Output is correct
19 Correct 56 ms 22140 KB Output is correct
20 Correct 66 ms 29452 KB Output is correct
21 Correct 3 ms 7252 KB Output is correct
22 Correct 3 ms 7252 KB Output is correct
23 Correct 3 ms 7252 KB Output is correct
24 Correct 119 ms 18240 KB Output is correct
25 Correct 120 ms 18236 KB Output is correct
26 Correct 121 ms 18212 KB Output is correct
27 Correct 120 ms 18216 KB Output is correct
28 Correct 124 ms 18228 KB Output is correct
29 Correct 118 ms 18204 KB Output is correct
30 Correct 130 ms 18276 KB Output is correct
31 Correct 128 ms 18236 KB Output is correct
32 Correct 3 ms 7252 KB Output is correct
33 Correct 3 ms 7252 KB Output is correct
34 Correct 3 ms 7252 KB Output is correct
35 Correct 3 ms 7380 KB Output is correct
36 Correct 8 ms 7892 KB Output is correct
37 Correct 120 ms 18288 KB Output is correct
38 Correct 122 ms 18220 KB Output is correct
39 Correct 121 ms 18248 KB Output is correct
40 Correct 119 ms 18188 KB Output is correct
41 Correct 3 ms 7252 KB Output is correct
42 Correct 4 ms 7320 KB Output is correct
43 Correct 6 ms 7764 KB Output is correct
44 Correct 7 ms 7892 KB Output is correct
45 Correct 143 ms 18204 KB Output is correct
46 Correct 124 ms 18260 KB Output is correct
47 Correct 120 ms 18296 KB Output is correct
48 Correct 120 ms 18184 KB Output is correct
49 Correct 124 ms 18260 KB Output is correct
50 Correct 125 ms 18168 KB Output is correct
51 Correct 126 ms 18228 KB Output is correct
52 Correct 121 ms 18200 KB Output is correct
53 Correct 123 ms 18204 KB Output is correct
54 Correct 165 ms 18248 KB Output is correct
55 Correct 124 ms 18188 KB Output is correct
56 Correct 3 ms 7252 KB Output is correct
57 Correct 58 ms 22228 KB Output is correct
58 Correct 59 ms 22164 KB Output is correct
59 Correct 58 ms 22204 KB Output is correct
60 Correct 3 ms 7252 KB Output is correct
61 Correct 4 ms 7252 KB Output is correct
62 Correct 3 ms 7336 KB Output is correct
63 Correct 3 ms 7380 KB Output is correct
64 Correct 3 ms 7336 KB Output is correct
65 Correct 3 ms 7252 KB Output is correct
66 Correct 3 ms 7336 KB Output is correct
67 Correct 3 ms 7252 KB Output is correct
68 Correct 3 ms 7380 KB Output is correct
69 Correct 3 ms 7332 KB Output is correct
70 Correct 3 ms 7380 KB Output is correct
71 Correct 5 ms 7344 KB Output is correct
72 Correct 3 ms 7252 KB Output is correct
73 Correct 3 ms 7340 KB Output is correct
74 Correct 3 ms 7340 KB Output is correct
75 Correct 3 ms 7336 KB Output is correct
76 Correct 4 ms 7380 KB Output is correct
77 Correct 3 ms 7252 KB Output is correct
78 Correct 4 ms 7252 KB Output is correct
79 Correct 3 ms 7252 KB Output is correct
80 Correct 3 ms 7252 KB Output is correct
81 Correct 3 ms 7352 KB Output is correct
82 Correct 3 ms 7340 KB Output is correct
83 Correct 4 ms 7340 KB Output is correct
84 Correct 3 ms 7252 KB Output is correct
85 Correct 3 ms 7344 KB Output is correct
86 Correct 5 ms 7252 KB Output is correct
87 Correct 4 ms 7252 KB Output is correct
88 Correct 5 ms 7764 KB Output is correct
89 Correct 9 ms 7988 KB Output is correct
90 Correct 8 ms 8128 KB Output is correct
91 Correct 25 ms 11144 KB Output is correct
92 Correct 57 ms 14524 KB Output is correct
93 Correct 103 ms 20676 KB Output is correct
94 Correct 109 ms 20720 KB Output is correct
95 Correct 113 ms 20692 KB Output is correct
96 Correct 106 ms 20720 KB Output is correct
97 Correct 98 ms 20108 KB Output is correct
98 Correct 94 ms 21096 KB Output is correct
99 Correct 99 ms 20112 KB Output is correct
100 Correct 156 ms 20696 KB Output is correct
101 Correct 95 ms 21328 KB Output is correct
102 Correct 104 ms 20940 KB Output is correct
103 Correct 93 ms 20404 KB Output is correct
104 Correct 112 ms 20816 KB Output is correct
105 Correct 85 ms 21116 KB Output is correct
106 Correct 95 ms 18920 KB Output is correct