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Submission #464773

# Submission time Handle Problem Language Result Execution time Memory
464773 2021-08-14T02:49:19 Z HappyPacMan Job Scheduling (IOI19_job) C++14
100 / 100
 265 ms 12100 KB 
#include "job.h"
#include <bits/stdc++.h>
using namespace std;

const int N = 2e5 + 13;
int dsu[N];

int ufds(int u){
	return dsu[u] = u == dsu[u] ? u : ufds(dsu[u]);
}

struct Comp{
	const bool operator() (tuple<int,int,int> a,tuple<int,int,int> b){
		return get<0>(a) * 1LL * get<1>(b) < get<1>(a) * 1LL * get<0>(b);
	}
};

long long scheduling_cost(vector<int> p,vector<int> u,vector<int> d){
	int n = p.size();
	iota(dsu,dsu+n,0);
	long long cost = 0;
	for(int i=0;i<n;i++) cost += u[i] * 1LL * d[i];
	priority_queue<tuple<int,int,int>,vector<tuple<int,int,int> >,Comp> pq;
	for(int i=0;i<n;i++) pq.emplace(u[i],d[i],i);
	while(!pq.empty()){
		auto curr = pq.top();
		int ux = get<0>(curr);
		int id = get<2>(curr);
		pq.pop();
		if(ux != u[id]) continue;
		if(id){
			int pr = ufds(p[id]);
			cost += u[id] * 1LL * d[pr];
			dsu[id] = pr;
			u[pr] += u[id];
			d[pr] += d[id];
			pq.emplace(u[pr],d[pr],pr);
		}
	}
	return cost;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 40 ms 2560 KB Output is correct
6 Correct 100 ms 4676 KB Output is correct
7 Correct 134 ms 7616 KB Output is correct
8 Correct 185 ms 8912 KB Output is correct
9 Correct 205 ms 8884 KB Output is correct
10 Correct 207 ms 8892 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 265 ms 8872 KB Output is correct
13 Correct 176 ms 8908 KB Output is correct
14 Correct 189 ms 8908 KB Output is correct
15 Correct 151 ms 8892 KB Output is correct
16 Correct 161 ms 8888 KB Output is correct
17 Correct 189 ms 9012 KB Output is correct
18 Correct 207 ms 8892 KB Output is correct
19 Correct 152 ms 8888 KB Output is correct
20 Correct 141 ms 8896 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 178 ms 8892 KB Output is correct
5 Correct 193 ms 8908 KB Output is correct
6 Correct 161 ms 8920 KB Output is correct
7 Correct 169 ms 8892 KB Output is correct
8 Correct 161 ms 8892 KB Output is correct
9 Correct 165 ms 8916 KB Output is correct
10 Correct 175 ms 8888 KB Output is correct
11 Correct 163 ms 8912 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 7 ms 956 KB Output is correct
6 Correct 191 ms 11308 KB Output is correct
7 Correct 165 ms 11192 KB Output is correct
8 Correct 167 ms 11292 KB Output is correct
9 Correct 182 ms 11192 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 320 KB Output is correct
12 Correct 6 ms 844 KB Output is correct
13 Correct 7 ms 972 KB Output is correct
14 Correct 162 ms 11208 KB Output is correct
15 Correct 192 ms 11308 KB Output is correct
16 Correct 172 ms 11312 KB Output is correct
17 Correct 201 ms 11200 KB Output is correct
18 Correct 197 ms 11304 KB Output is correct
19 Correct 166 ms 11196 KB Output is correct
20 Correct 163 ms 11188 KB Output is correct
21 Correct 161 ms 11204 KB Output is correct
22 Correct 166 ms 11308 KB Output is correct
23 Correct 162 ms 11200 KB Output is correct
24 Correct 171 ms 11196 KB Output is correct

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 223 ms 8908 KB Output is correct
3 Correct 214 ms 12100 KB Output is correct
4 Correct 194 ms 12088 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 300 KB Output is correct
5 Correct 1 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 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct

Subtask #6
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 40 ms 2560 KB Output is correct
6 Correct 100 ms 4676 KB Output is correct
7 Correct 134 ms 7616 KB Output is correct
8 Correct 185 ms 8912 KB Output is correct
9 Correct 205 ms 8884 KB Output is correct
10 Correct 207 ms 8892 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 265 ms 8872 KB Output is correct
13 Correct 176 ms 8908 KB Output is correct
14 Correct 189 ms 8908 KB Output is correct
15 Correct 151 ms 8892 KB Output is correct
16 Correct 161 ms 8888 KB Output is correct
17 Correct 189 ms 9012 KB Output is correct
18 Correct 207 ms 8892 KB Output is correct
19 Correct 152 ms 8888 KB Output is correct
20 Correct 141 ms 8896 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 178 ms 8892 KB Output is correct
25 Correct 193 ms 8908 KB Output is correct
26 Correct 161 ms 8920 KB Output is correct
27 Correct 169 ms 8892 KB Output is correct
28 Correct 161 ms 8892 KB Output is correct
29 Correct 165 ms 8916 KB Output is correct
30 Correct 175 ms 8888 KB Output is correct
31 Correct 163 ms 8912 KB Output is correct
32 Correct 0 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 7 ms 956 KB Output is correct
37 Correct 191 ms 11308 KB Output is correct
38 Correct 165 ms 11192 KB Output is correct
39 Correct 167 ms 11292 KB Output is correct
40 Correct 182 ms 11192 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 1 ms 320 KB Output is correct
43 Correct 6 ms 844 KB Output is correct
44 Correct 7 ms 972 KB Output is correct
45 Correct 162 ms 11208 KB Output is correct
46 Correct 192 ms 11308 KB Output is correct
47 Correct 172 ms 11312 KB Output is correct
48 Correct 201 ms 11200 KB Output is correct
49 Correct 197 ms 11304 KB Output is correct
50 Correct 166 ms 11196 KB Output is correct
51 Correct 163 ms 11188 KB Output is correct
52 Correct 161 ms 11204 KB Output is correct
53 Correct 166 ms 11308 KB Output is correct
54 Correct 162 ms 11200 KB Output is correct
55 Correct 171 ms 11196 KB Output is correct
56 Correct 0 ms 204 KB Output is correct
57 Correct 223 ms 8908 KB Output is correct
58 Correct 214 ms 12100 KB Output is correct
59 Correct 194 ms 12088 KB Output is correct
60 Correct 1 ms 204 KB Output is correct
61 Correct 0 ms 204 KB Output is correct
62 Correct 1 ms 204 KB Output is correct
63 Correct 1 ms 300 KB Output is correct
64 Correct 1 ms 204 KB Output is correct
65 Correct 1 ms 204 KB Output is correct
66 Correct 1 ms 204 KB Output is correct
67 Correct 1 ms 204 KB Output is correct
68 Correct 1 ms 204 KB Output is correct
69 Correct 1 ms 204 KB Output is correct
70 Correct 1 ms 204 KB Output is correct
71 Correct 1 ms 204 KB Output is correct
72 Correct 1 ms 204 KB Output is correct
73 Correct 1 ms 204 KB Output is correct
74 Correct 1 ms 204 KB Output is correct
75 Correct 1 ms 204 KB Output is correct
76 Correct 1 ms 204 KB Output is correct
77 Correct 0 ms 204 KB Output is correct
78 Correct 0 ms 204 KB Output is correct
79 Correct 1 ms 204 KB Output is correct
80 Correct 1 ms 204 KB Output is correct
81 Correct 1 ms 204 KB Output is correct
82 Correct 1 ms 256 KB Output is correct
83 Correct 0 ms 204 KB Output is correct
84 Correct 1 ms 204 KB Output is correct
85 Correct 0 ms 204 KB Output is correct
86 Correct 1 ms 308 KB Output is correct
87 Correct 1 ms 204 KB Output is correct
88 Correct 4 ms 568 KB Output is correct
89 Correct 6 ms 716 KB Output is correct
90 Correct 7 ms 972 KB Output is correct
91 Correct 41 ms 3304 KB Output is correct
92 Correct 85 ms 6204 KB Output is correct
93 Correct 201 ms 11940 KB Output is correct
94 Correct 186 ms 11952 KB Output is correct
95 Correct 194 ms 11944 KB Output is correct
96 Correct 200 ms 11948 KB Output is correct
97 Correct 187 ms 11952 KB Output is correct
98 Correct 210 ms 12060 KB Output is correct
99 Correct 181 ms 11952 KB Output is correct
100 Correct 202 ms 11960 KB Output is correct
101 Correct 193 ms 12092 KB Output is correct
102 Correct 191 ms 11956 KB Output is correct
103 Correct 190 ms 11968 KB Output is correct
104 Correct 187 ms 12076 KB Output is correct
105 Correct 160 ms 12076 KB Output is correct
106 Correct 166 ms 11452 KB Output is correct