oj.uz

Submission #799779

# Submission time Handle Problem Language Result Execution time Memory
799779 2023-08-01T02:12:06 Z alvingogo Toy Train (IOI17_train) C++14
100 / 100
 295 ms 1464 KB 
#include "train.h"
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#define AquA cin.tie(0);ios_base::sync_with_stdio(0);
#define fs first
#define sc second
#define p_q priority_queue
using namespace std;

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	int n=a.size(),m=u.size();
	vector<int> vis(n);
	vector<vector<int> > e(n);
	vector<int> deg(n);
	for(int i=0;i<m;i++){
		e[v[i]].push_back(u[i]);
		deg[u[i]]++;
	}
	auto find=[&](vector<int>& b,int s){
		queue<int> q;
		vector<int> ret,v2(n);
		for(auto h:b){
			q.push(h);
			v2[h]=1;
		}
		auto d=deg;
		while(q.size()){
			auto h=q.front();
			q.pop();
			ret.push_back(h);
			for(auto u:e[h]){
				if(!vis[u] && !v2[u]){
					if(a[u]==s){
						v2[u]=1;
						q.push(u);
					}
					else{
						d[u]--;
						if(d[u]==0){
							q.push(u);
						}
					}
				}
			}
		}
		return ret;
	};
	vector<int> ans(n);
	while(1){
		vector<int> s;
		for(int i=0;i<n;i++){
			if(!vis[i] && r[i]){
				s.push_back(i);
			}
		}
		auto x=find(s,1);
		vector<int> p(n);
		for(int i=0;i<n;i++){
			if(vis[i]){
				p[i]=1;
			}
		}
		for(auto h:x){
			p[h]=1;
		}
		vector<int> b;
		for(int i=0;i<n;i++){
			if(!p[i]){
				b.push_back(i);
			}
		}
		if(b.empty()){
			for(auto h:x){
				ans[h]=1;
			}
			break;
		}
		auto c=find(b,0);
		for(auto h:c){
			vis[h]=1;
			for(auto z:e[h]){
				deg[z]--;
			}
		}
	}
	return ans;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 852 KB Output is correct
2 Correct 4 ms 980 KB Output is correct
3 Correct 4 ms 980 KB Output is correct
4 Correct 4 ms 980 KB Output is correct
5 Correct 3 ms 980 KB Output is correct
6 Correct 4 ms 980 KB Output is correct
7 Correct 4 ms 980 KB Output is correct
8 Correct 4 ms 980 KB Output is correct
9 Correct 3 ms 980 KB Output is correct
10 Correct 3 ms 952 KB Output is correct
11 Correct 3 ms 980 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 1184 KB Output is correct
2 Correct 94 ms 1216 KB Output is correct
3 Correct 112 ms 1236 KB Output is correct
4 Correct 5 ms 1108 KB Output is correct
5 Correct 6 ms 1108 KB Output is correct
6 Correct 6 ms 1336 KB Output is correct
7 Correct 6 ms 1336 KB Output is correct
8 Correct 6 ms 1364 KB Output is correct
9 Correct 6 ms 1364 KB Output is correct
10 Correct 5 ms 1316 KB Output is correct
11 Correct 5 ms 1332 KB Output is correct
12 Correct 5 ms 1288 KB Output is correct
13 Correct 6 ms 1364 KB Output is correct
14 Correct 5 ms 1368 KB Output is correct
15 Correct 5 ms 1336 KB Output is correct
16 Correct 5 ms 1364 KB Output is correct
17 Correct 5 ms 1364 KB Output is correct
18 Correct 158 ms 1124 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 980 KB Output is correct
2 Correct 5 ms 1236 KB Output is correct
3 Correct 6 ms 1464 KB Output is correct
4 Correct 6 ms 1340 KB Output is correct
5 Correct 6 ms 1364 KB Output is correct
6 Correct 6 ms 1324 KB Output is correct
7 Correct 5 ms 1364 KB Output is correct
8 Correct 5 ms 1364 KB Output is correct
9 Correct 5 ms 1236 KB Output is correct
10 Correct 5 ms 1364 KB Output is correct
11 Correct 6 ms 1336 KB Output is correct
12 Correct 6 ms 1364 KB Output is correct
13 Correct 6 ms 1336 KB Output is correct
14 Correct 5 ms 1204 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 1108 KB Output is correct
2 Correct 5 ms 1340 KB Output is correct
3 Correct 6 ms 1364 KB Output is correct
4 Correct 5 ms 1204 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 3 ms 980 KB Output is correct
7 Correct 3 ms 828 KB Output is correct
8 Correct 4 ms 808 KB Output is correct
9 Correct 4 ms 852 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 3 ms 852 KB Output is correct

Subtask #6
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 852 KB Output is correct
2 Correct 4 ms 980 KB Output is correct
3 Correct 4 ms 980 KB Output is correct
4 Correct 4 ms 980 KB Output is correct
5 Correct 3 ms 980 KB Output is correct
6 Correct 4 ms 980 KB Output is correct
7 Correct 4 ms 980 KB Output is correct
8 Correct 4 ms 980 KB Output is correct
9 Correct 3 ms 980 KB Output is correct
10 Correct 3 ms 952 KB Output is correct
11 Correct 3 ms 980 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 57 ms 1184 KB Output is correct
33 Correct 94 ms 1216 KB Output is correct
34 Correct 112 ms 1236 KB Output is correct
35 Correct 5 ms 1108 KB Output is correct
36 Correct 6 ms 1108 KB Output is correct
37 Correct 6 ms 1336 KB Output is correct
38 Correct 6 ms 1336 KB Output is correct
39 Correct 6 ms 1364 KB Output is correct
40 Correct 6 ms 1364 KB Output is correct
41 Correct 5 ms 1316 KB Output is correct
42 Correct 5 ms 1332 KB Output is correct
43 Correct 5 ms 1288 KB Output is correct
44 Correct 6 ms 1364 KB Output is correct
45 Correct 5 ms 1368 KB Output is correct
46 Correct 5 ms 1336 KB Output is correct
47 Correct 5 ms 1364 KB Output is correct
48 Correct 5 ms 1364 KB Output is correct
49 Correct 158 ms 1124 KB Output is correct
50 Correct 4 ms 980 KB Output is correct
51 Correct 5 ms 1236 KB Output is correct
52 Correct 6 ms 1464 KB Output is correct
53 Correct 6 ms 1340 KB Output is correct
54 Correct 6 ms 1364 KB Output is correct
55 Correct 6 ms 1324 KB Output is correct
56 Correct 5 ms 1364 KB Output is correct
57 Correct 5 ms 1364 KB Output is correct
58 Correct 5 ms 1236 KB Output is correct
59 Correct 5 ms 1364 KB Output is correct
60 Correct 6 ms 1336 KB Output is correct
61 Correct 6 ms 1364 KB Output is correct
62 Correct 6 ms 1336 KB Output is correct
63 Correct 5 ms 1204 KB Output is correct
64 Correct 7 ms 1108 KB Output is correct
65 Correct 5 ms 1340 KB Output is correct
66 Correct 6 ms 1364 KB Output is correct
67 Correct 5 ms 1204 KB Output is correct
68 Correct 1 ms 340 KB Output is correct
69 Correct 3 ms 980 KB Output is correct
70 Correct 3 ms 828 KB Output is correct
71 Correct 4 ms 808 KB Output is correct
72 Correct 4 ms 852 KB Output is correct
73 Correct 2 ms 372 KB Output is correct
74 Correct 3 ms 852 KB Output is correct
75 Correct 88 ms 1388 KB Output is correct
76 Correct 114 ms 1420 KB Output is correct
77 Correct 147 ms 1440 KB Output is correct
78 Correct 139 ms 1364 KB Output is correct
79 Correct 137 ms 1420 KB Output is correct
80 Correct 6 ms 1340 KB Output is correct
81 Correct 6 ms 1364 KB Output is correct
82 Correct 6 ms 1340 KB Output is correct
83 Correct 6 ms 1344 KB Output is correct
84 Correct 7 ms 1364 KB Output is correct
85 Correct 8 ms 1364 KB Output is correct
86 Correct 7 ms 1364 KB Output is correct
87 Correct 6 ms 1364 KB Output is correct
88 Correct 8 ms 1404 KB Output is correct
89 Correct 6 ms 1372 KB Output is correct
90 Correct 10 ms 1308 KB Output is correct
91 Correct 9 ms 1340 KB Output is correct
92 Correct 15 ms 1424 KB Output is correct
93 Correct 16 ms 1396 KB Output is correct
94 Correct 16 ms 1412 KB Output is correct
95 Correct 17 ms 1416 KB Output is correct
96 Correct 53 ms 1280 KB Output is correct
97 Correct 184 ms 1408 KB Output is correct
98 Correct 295 ms 1380 KB Output is correct
99 Correct 259 ms 1380 KB Output is correct
100 Correct 154 ms 1124 KB Output is correct