Submission #977422

# Submission time Handle Problem Language Result Execution time Memory
977422 2024-05-08T00:03:40 Z mariaclara Toy Train (IOI17_train) C++17
100 / 100
674 ms 1624 KB
#include "train.h"
#include<bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<ll,ll> pii;
const int INF = 1e9+10;
const ll LINF = 1e18+10;
#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define mk make_pair
#define pb push_back
#define f first 
#define s second

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	int n = sz(a), m = sz(u); 
	vector<int> ans(n,1), grau(n);
	vector<vector<int>> edges(n);

	for(int i = 0; i < m; i++) 
		edges[v[i]].pb(u[i]), grau[u[i]]++;

	while(1) {
		bool ok = 0;
		vector<int> at_grau(n);
		vector<bool> vis(n);
		queue<int> fila;

		for(int i = 0; i < n; i++) {
			if(r[i] and ans[i]) fila.push(i);
			at_grau[i] = grau[i];
		}

		while(!fila.empty()) {
			int x = fila.front();
			fila.pop();

			if(vis[x]) continue;
			vis[x] = 1;

			for(int viz : edges[x]) {
				at_grau[viz]--;
				if(at_grau[viz] == 0 or a[viz]) fila.push(viz);
			}
		}

		for(int i = 0; i < n; i++) {
			if(ans[i] and !vis[i]) ok = 1;
			if(!vis[i]) ans[i] = 0, fila.push(i);
			at_grau[i] = grau[i];
			vis[i] = 0;
		}

		while(!fila.empty()) {
			int x = fila.front();
			fila.pop();

			if(vis[x]) continue;
			if(ans[x]) ok = 1;
			vis[x] = 1;
			ans[x] = 0;

			for(int viz : edges[x]) {
				at_grau[viz]--;
				if(at_grau[viz] == 0 or !a[viz]) fila.push(viz);
			}
		}

		if(!ok) break;
	}

	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 4 ms 860 KB Output is correct
2 Correct 4 ms 860 KB Output is correct
3 Correct 4 ms 856 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 5 ms 860 KB Output is correct
7 Correct 4 ms 860 KB Output is correct
8 Correct 4 ms 860 KB Output is correct
9 Correct 4 ms 860 KB Output is correct
10 Correct 4 ms 856 KB Output is correct
11 Correct 3 ms 860 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 432 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 412 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 90 ms 1528 KB Output is correct
2 Correct 161 ms 1372 KB Output is correct
3 Correct 257 ms 1468 KB Output is correct
4 Correct 6 ms 1372 KB Output is correct
5 Correct 6 ms 1372 KB Output is correct
6 Correct 7 ms 1216 KB Output is correct
7 Correct 5 ms 1372 KB Output is correct
8 Correct 6 ms 1372 KB Output is correct
9 Correct 5 ms 1368 KB Output is correct
10 Correct 5 ms 1372 KB Output is correct
11 Correct 7 ms 1372 KB Output is correct
12 Correct 5 ms 1116 KB Output is correct
13 Correct 6 ms 1368 KB Output is correct
14 Correct 6 ms 1372 KB Output is correct
15 Correct 5 ms 1372 KB Output is correct
16 Correct 5 ms 1372 KB Output is correct
17 Correct 5 ms 1372 KB Output is correct
18 Correct 285 ms 1116 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 860 KB Output is correct
2 Correct 6 ms 1112 KB Output is correct
3 Correct 6 ms 1372 KB Output is correct
4 Correct 6 ms 1448 KB Output is correct
5 Correct 5 ms 1368 KB Output is correct
6 Correct 5 ms 1372 KB Output is correct
7 Correct 6 ms 1372 KB Output is correct
8 Correct 5 ms 1372 KB Output is correct
9 Correct 5 ms 1116 KB Output is correct
10 Correct 5 ms 1368 KB Output is correct
11 Correct 7 ms 1372 KB Output is correct
12 Correct 5 ms 1372 KB Output is correct
13 Correct 8 ms 1368 KB Output is correct
14 Correct 5 ms 1316 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 1140 KB Output is correct
2 Correct 5 ms 1116 KB Output is correct
3 Correct 6 ms 1140 KB Output is correct
4 Correct 5 ms 1116 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 1112 KB Output is correct
7 Correct 4 ms 860 KB Output is correct
8 Correct 4 ms 956 KB Output is correct
9 Correct 4 ms 956 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 860 KB Output is correct
2 Correct 4 ms 860 KB Output is correct
3 Correct 4 ms 856 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 5 ms 860 KB Output is correct
7 Correct 4 ms 860 KB Output is correct
8 Correct 4 ms 860 KB Output is correct
9 Correct 4 ms 860 KB Output is correct
10 Correct 4 ms 856 KB Output is correct
11 Correct 3 ms 860 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 432 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 412 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 90 ms 1528 KB Output is correct
33 Correct 161 ms 1372 KB Output is correct
34 Correct 257 ms 1468 KB Output is correct
35 Correct 6 ms 1372 KB Output is correct
36 Correct 6 ms 1372 KB Output is correct
37 Correct 7 ms 1216 KB Output is correct
38 Correct 5 ms 1372 KB Output is correct
39 Correct 6 ms 1372 KB Output is correct
40 Correct 5 ms 1368 KB Output is correct
41 Correct 5 ms 1372 KB Output is correct
42 Correct 7 ms 1372 KB Output is correct
43 Correct 5 ms 1116 KB Output is correct
44 Correct 6 ms 1368 KB Output is correct
45 Correct 6 ms 1372 KB Output is correct
46 Correct 5 ms 1372 KB Output is correct
47 Correct 5 ms 1372 KB Output is correct
48 Correct 5 ms 1372 KB Output is correct
49 Correct 285 ms 1116 KB Output is correct
50 Correct 4 ms 860 KB Output is correct
51 Correct 6 ms 1112 KB Output is correct
52 Correct 6 ms 1372 KB Output is correct
53 Correct 6 ms 1448 KB Output is correct
54 Correct 5 ms 1368 KB Output is correct
55 Correct 5 ms 1372 KB Output is correct
56 Correct 6 ms 1372 KB Output is correct
57 Correct 5 ms 1372 KB Output is correct
58 Correct 5 ms 1116 KB Output is correct
59 Correct 5 ms 1368 KB Output is correct
60 Correct 7 ms 1372 KB Output is correct
61 Correct 5 ms 1372 KB Output is correct
62 Correct 8 ms 1368 KB Output is correct
63 Correct 5 ms 1316 KB Output is correct
64 Correct 8 ms 1140 KB Output is correct
65 Correct 5 ms 1116 KB Output is correct
66 Correct 6 ms 1140 KB Output is correct
67 Correct 5 ms 1116 KB Output is correct
68 Correct 1 ms 344 KB Output is correct
69 Correct 3 ms 1112 KB Output is correct
70 Correct 4 ms 860 KB Output is correct
71 Correct 4 ms 956 KB Output is correct
72 Correct 4 ms 956 KB Output is correct
73 Correct 1 ms 600 KB Output is correct
74 Correct 4 ms 860 KB Output is correct
75 Correct 103 ms 1368 KB Output is correct
76 Correct 137 ms 1428 KB Output is correct
77 Correct 212 ms 1444 KB Output is correct
78 Correct 212 ms 1372 KB Output is correct
79 Correct 215 ms 1432 KB Output is correct
80 Correct 6 ms 1368 KB Output is correct
81 Correct 8 ms 1372 KB Output is correct
82 Correct 7 ms 1624 KB Output is correct
83 Correct 6 ms 1368 KB Output is correct
84 Correct 7 ms 1368 KB Output is correct
85 Correct 8 ms 1372 KB Output is correct
86 Correct 7 ms 1360 KB Output is correct
87 Correct 8 ms 1372 KB Output is correct
88 Correct 9 ms 1372 KB Output is correct
89 Correct 6 ms 1372 KB Output is correct
90 Correct 12 ms 1436 KB Output is correct
91 Correct 11 ms 1372 KB Output is correct
92 Correct 20 ms 1352 KB Output is correct
93 Correct 20 ms 1372 KB Output is correct
94 Correct 23 ms 1372 KB Output is correct
95 Correct 23 ms 1440 KB Output is correct
96 Correct 57 ms 1320 KB Output is correct
97 Correct 368 ms 1436 KB Output is correct
98 Correct 590 ms 1372 KB Output is correct
99 Correct 674 ms 1368 KB Output is correct
100 Correct 285 ms 1368 KB Output is correct