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Submission #110616

# Submission time Handle Problem Language Result Execution time Memory
110616 2019-05-11T13:56:17 Z MegaOwIer Toy Train (IOI17_train) C++14
100 / 100
 404 ms 1536 KB 
#include<bits/stdc++.h>
using namespace std;
const int MX=5005,MN=20005;
typedef vector<int> Array;

int N,M,deg[MX],need[MX];
Array pre[MX],ans;
bool flag;

void dfs(int u,Array& w)
{
	for(int i:pre[u])
	{
		need[i]--;
		if(!w[i]&&!need[i])dfs(i,w);
	}
}

Array who_wins(Array a,Array r,Array u,Array v)
{
	N=a.size(),M=u.size();
	for(int i=0;i<N;i++)ans.push_back(true); 
	for(int i=0;i<M;i++)pre[v[i]].push_back(u[i]),deg[u[i]]++;
	while(!flag)
	{
		flag=1;
		for(int i=0;i<N;i++)need[i]=(a[i]?1:deg[i]);
		for(int i=0;i<N;i++)if(r[i]&&ans[i])dfs(i,r);
		for(int i=0;i<N;i++)if(r[i]&&ans[i]&&need[i]>0)
			ans[i]=false,flag=false;
	}
	for(int i=0;i<N;i++)ans[i]&=(need[i]<=0);
	return ans;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1024 KB Output is correct
2 Correct 9 ms 896 KB Output is correct
3 Correct 8 ms 1152 KB Output is correct
4 Correct 9 ms 1024 KB Output is correct
5 Correct 8 ms 1024 KB Output is correct
6 Correct 8 ms 896 KB Output is correct
7 Correct 8 ms 1024 KB Output is correct
8 Correct 8 ms 896 KB Output is correct
9 Correct 7 ms 868 KB Output is correct
10 Correct 9 ms 896 KB Output is correct
11 Correct 9 ms 896 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 4 ms 432 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 3 ms 512 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 512 KB Output is correct
20 Correct 2 ms 384 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 1480 KB Output is correct
2 Correct 147 ms 1440 KB Output is correct
3 Correct 201 ms 1480 KB Output is correct
4 Correct 11 ms 1408 KB Output is correct
5 Correct 14 ms 1408 KB Output is correct
6 Correct 10 ms 1408 KB Output is correct
7 Correct 9 ms 1408 KB Output is correct
8 Correct 10 ms 1280 KB Output is correct
9 Correct 9 ms 1280 KB Output is correct
10 Correct 9 ms 1408 KB Output is correct
11 Correct 8 ms 1280 KB Output is correct
12 Correct 10 ms 1280 KB Output is correct
13 Correct 10 ms 1536 KB Output is correct
14 Correct 12 ms 1536 KB Output is correct
15 Correct 9 ms 1536 KB Output is correct
16 Correct 11 ms 1408 KB Output is correct
17 Correct 11 ms 1408 KB Output is correct
18 Correct 281 ms 1116 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1152 KB Output is correct
2 Correct 8 ms 1280 KB Output is correct
3 Correct 12 ms 1280 KB Output is correct
4 Correct 15 ms 1280 KB Output is correct
5 Correct 10 ms 1280 KB Output is correct
6 Correct 11 ms 1408 KB Output is correct
7 Correct 10 ms 1280 KB Output is correct
8 Correct 11 ms 1328 KB Output is correct
9 Correct 11 ms 1280 KB Output is correct
10 Correct 9 ms 1280 KB Output is correct
11 Correct 12 ms 1408 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 11 ms 1408 KB Output is correct
14 Correct 10 ms 1408 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 1280 KB Output is correct
2 Correct 10 ms 1408 KB Output is correct
3 Correct 9 ms 1400 KB Output is correct
4 Correct 10 ms 1280 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 7 ms 896 KB Output is correct
7 Correct 7 ms 1024 KB Output is correct
8 Correct 8 ms 1152 KB Output is correct
9 Correct 7 ms 1024 KB Output is correct
10 Correct 4 ms 640 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct

Subtask #6
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1024 KB Output is correct
2 Correct 9 ms 896 KB Output is correct
3 Correct 8 ms 1152 KB Output is correct
4 Correct 9 ms 1024 KB Output is correct
5 Correct 8 ms 1024 KB Output is correct
6 Correct 8 ms 896 KB Output is correct
7 Correct 8 ms 1024 KB Output is correct
8 Correct 8 ms 896 KB Output is correct
9 Correct 7 ms 868 KB Output is correct
10 Correct 9 ms 896 KB Output is correct
11 Correct 9 ms 896 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 512 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 4 ms 432 KB Output is correct
24 Correct 2 ms 512 KB Output is correct
25 Correct 2 ms 512 KB Output is correct
26 Correct 3 ms 512 KB Output is correct
27 Correct 2 ms 512 KB Output is correct
28 Correct 3 ms 512 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 76 ms 1480 KB Output is correct
33 Correct 147 ms 1440 KB Output is correct
34 Correct 201 ms 1480 KB Output is correct
35 Correct 11 ms 1408 KB Output is correct
36 Correct 14 ms 1408 KB Output is correct
37 Correct 10 ms 1408 KB Output is correct
38 Correct 9 ms 1408 KB Output is correct
39 Correct 10 ms 1280 KB Output is correct
40 Correct 9 ms 1280 KB Output is correct
41 Correct 9 ms 1408 KB Output is correct
42 Correct 8 ms 1280 KB Output is correct
43 Correct 10 ms 1280 KB Output is correct
44 Correct 10 ms 1536 KB Output is correct
45 Correct 12 ms 1536 KB Output is correct
46 Correct 9 ms 1536 KB Output is correct
47 Correct 11 ms 1408 KB Output is correct
48 Correct 11 ms 1408 KB Output is correct
49 Correct 281 ms 1116 KB Output is correct
50 Correct 9 ms 1152 KB Output is correct
51 Correct 8 ms 1280 KB Output is correct
52 Correct 12 ms 1280 KB Output is correct
53 Correct 15 ms 1280 KB Output is correct
54 Correct 10 ms 1280 KB Output is correct
55 Correct 11 ms 1408 KB Output is correct
56 Correct 10 ms 1280 KB Output is correct
57 Correct 11 ms 1328 KB Output is correct
58 Correct 11 ms 1280 KB Output is correct
59 Correct 9 ms 1280 KB Output is correct
60 Correct 12 ms 1408 KB Output is correct
61 Correct 15 ms 1536 KB Output is correct
62 Correct 11 ms 1408 KB Output is correct
63 Correct 10 ms 1408 KB Output is correct
64 Correct 11 ms 1280 KB Output is correct
65 Correct 10 ms 1408 KB Output is correct
66 Correct 9 ms 1400 KB Output is correct
67 Correct 10 ms 1280 KB Output is correct
68 Correct 3 ms 512 KB Output is correct
69 Correct 7 ms 896 KB Output is correct
70 Correct 7 ms 1024 KB Output is correct
71 Correct 8 ms 1152 KB Output is correct
72 Correct 7 ms 1024 KB Output is correct
73 Correct 4 ms 640 KB Output is correct
74 Correct 6 ms 1024 KB Output is correct
75 Correct 92 ms 1408 KB Output is correct
76 Correct 158 ms 1424 KB Output is correct
77 Correct 232 ms 1400 KB Output is correct
78 Correct 249 ms 1408 KB Output is correct
79 Correct 244 ms 1408 KB Output is correct
80 Correct 13 ms 1380 KB Output is correct
81 Correct 12 ms 1408 KB Output is correct
82 Correct 11 ms 1408 KB Output is correct
83 Correct 15 ms 1408 KB Output is correct
84 Correct 14 ms 1408 KB Output is correct
85 Correct 13 ms 1400 KB Output is correct
86 Correct 14 ms 1408 KB Output is correct
87 Correct 9 ms 1408 KB Output is correct
88 Correct 16 ms 1280 KB Output is correct
89 Correct 10 ms 1280 KB Output is correct
90 Correct 18 ms 1400 KB Output is correct
91 Correct 21 ms 1280 KB Output is correct
92 Correct 33 ms 1400 KB Output is correct
93 Correct 24 ms 1280 KB Output is correct
94 Correct 25 ms 1400 KB Output is correct
95 Correct 27 ms 1400 KB Output is correct
96 Correct 59 ms 1280 KB Output is correct
97 Correct 270 ms 1352 KB Output is correct
98 Correct 374 ms 1400 KB Output is correct
99 Correct 404 ms 1408 KB Output is correct
100 Correct 256 ms 1024 KB Output is correct