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Submission #100588

# Submission time Handle Problem Language Result Execution time Memory
100588 2019-03-12T14:50:06 Z tmwilliamlin168 Bitaro’s Party (JOI18_bitaro) C++14
14 / 100
 2000 ms 36600 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define ar array
 
const int mxN=1e5, bs=20;
int n, m, q, dp2[mxN], c[mxN];
vector<int> adj[mxN];
vector<ar<int, 2>> dp1[mxN];
priority_queue<ar<int, 2>, vector<ar<int, 2>>, greater<ar<int, 2>>> pq;
bool a[mxN];
 
int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> m >> q;
	for(int i=0, u, v; i<m; ++i)
		cin >> u >> v, --u, --v, adj[v].push_back(u);
	for(int i=0; i<n; ++i) {
		pq.push({0, i});
		int nd=c[i]=1;
		for(int v : adj[i]) {
			for(ar<int, 2> p : dp1[v]) {
				pq.push({p[0]+1, p[1]});
				nd+=!c[p[1]]++;
				while(nd>bs) {
					if(!--c[pq.top()[1]])
						--nd;
					pq.pop();
				}
			}
		}
		while(!pq.empty()) {
			if(!--c[pq.top()[1]])
				dp1[i].push_back(pq.top());
			pq.pop();
		}
	}
	while(q--) {
		int t, y, ans=-1;
		cin >> t >> y, --t;
		for(int i=0; i<y; ++i) {
			cin >> c[i], --c[i];
			a[c[i]]=1;
		}
		if(y>=bs) {
			for(int i=0; i<=t; ++i) {
				dp2[i]=a[i]?-n:0;
				for(int v : adj[i])
					dp2[i]=max(dp2[v]+1, dp2[i]);
			}
			ans=max(dp2[t], ans);
		} else 
			for(ar<int, 2> p : dp1[t])
				if(!a[p[1]])
					ans=p[0];
		for(int i=0; i<y; ++i)
			a[c[i]]=0;
		cout << ans << "\n";
	}
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 5120 KB Output is correct
2 Correct 8 ms 5120 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 4992 KB Output is correct
5 Correct 11 ms 5248 KB Output is correct
6 Correct 10 ms 5376 KB Output is correct
7 Correct 11 ms 5376 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 9 ms 5376 KB Output is correct
10 Correct 9 ms 5356 KB Output is correct
11 Correct 14 ms 5376 KB Output is correct
12 Correct 11 ms 5376 KB Output is correct
13 Correct 11 ms 5376 KB Output is correct
14 Correct 10 ms 5336 KB Output is correct
15 Correct 9 ms 5248 KB Output is correct
16 Correct 10 ms 5248 KB Output is correct
17 Correct 11 ms 5248 KB Output is correct
18 Correct 11 ms 5260 KB Output is correct
19 Correct 10 ms 5248 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 5120 KB Output is correct
2 Correct 8 ms 5120 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 4992 KB Output is correct
5 Correct 11 ms 5248 KB Output is correct
6 Correct 10 ms 5376 KB Output is correct
7 Correct 11 ms 5376 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 9 ms 5376 KB Output is correct
10 Correct 9 ms 5356 KB Output is correct
11 Correct 14 ms 5376 KB Output is correct
12 Correct 11 ms 5376 KB Output is correct
13 Correct 11 ms 5376 KB Output is correct
14 Correct 10 ms 5336 KB Output is correct
15 Correct 9 ms 5248 KB Output is correct
16 Correct 10 ms 5248 KB Output is correct
17 Correct 11 ms 5248 KB Output is correct
18 Correct 11 ms 5260 KB Output is correct
19 Correct 10 ms 5248 KB Output is correct
20 Correct 523 ms 6924 KB Output is correct
21 Correct 507 ms 7032 KB Output is correct
22 Correct 505 ms 6752 KB Output is correct
23 Correct 583 ms 6948 KB Output is correct
24 Correct 455 ms 30832 KB Output is correct
25 Correct 463 ms 30712 KB Output is correct
26 Correct 506 ms 30828 KB Output is correct
27 Correct 388 ms 35992 KB Output is correct
28 Correct 441 ms 35832 KB Output is correct
29 Correct 359 ms 35956 KB Output is correct
30 Correct 376 ms 35824 KB Output is correct
31 Correct 451 ms 35832 KB Output is correct
32 Correct 397 ms 35836 KB Output is correct
33 Correct 334 ms 27256 KB Output is correct
34 Correct 349 ms 26616 KB Output is correct
35 Correct 338 ms 27244 KB Output is correct
36 Correct 369 ms 31252 KB Output is correct
37 Correct 424 ms 30584 KB Output is correct
38 Correct 376 ms 31096 KB Output is correct

Subtask #3
0 / 86.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 5120 KB Output is correct
2 Correct 8 ms 5120 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 4992 KB Output is correct
5 Correct 11 ms 5248 KB Output is correct
6 Correct 10 ms 5376 KB Output is correct
7 Correct 11 ms 5376 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 9 ms 5376 KB Output is correct
10 Correct 9 ms 5356 KB Output is correct
11 Correct 14 ms 5376 KB Output is correct
12 Correct 11 ms 5376 KB Output is correct
13 Correct 11 ms 5376 KB Output is correct
14 Correct 10 ms 5336 KB Output is correct
15 Correct 9 ms 5248 KB Output is correct
16 Correct 10 ms 5248 KB Output is correct
17 Correct 11 ms 5248 KB Output is correct
18 Correct 11 ms 5260 KB Output is correct
19 Correct 10 ms 5248 KB Output is correct
20 Correct 523 ms 6924 KB Output is correct
21 Correct 507 ms 7032 KB Output is correct
22 Correct 505 ms 6752 KB Output is correct
23 Correct 583 ms 6948 KB Output is correct
24 Correct 455 ms 30832 KB Output is correct
25 Correct 463 ms 30712 KB Output is correct
26 Correct 506 ms 30828 KB Output is correct
27 Correct 388 ms 35992 KB Output is correct
28 Correct 441 ms 35832 KB Output is correct
29 Correct 359 ms 35956 KB Output is correct
30 Correct 376 ms 35824 KB Output is correct
31 Correct 451 ms 35832 KB Output is correct
32 Correct 397 ms 35836 KB Output is correct
33 Correct 334 ms 27256 KB Output is correct
34 Correct 349 ms 26616 KB Output is correct
35 Correct 338 ms 27244 KB Output is correct
36 Correct 369 ms 31252 KB Output is correct
37 Correct 424 ms 30584 KB Output is correct
38 Correct 376 ms 31096 KB Output is correct
39 Correct 553 ms 30816 KB Output is correct
40 Correct 544 ms 30840 KB Output is correct
41 Correct 1670 ms 30968 KB Output is correct
42 Correct 568 ms 30976 KB Output is correct
43 Correct 522 ms 30968 KB Output is correct
44 Correct 576 ms 7192 KB Output is correct
45 Correct 526 ms 6980 KB Output is correct
46 Correct 622 ms 6848 KB Output is correct
47 Correct 558 ms 6908 KB Output is correct
48 Correct 528 ms 7032 KB Output is correct
49 Correct 437 ms 36232 KB Output is correct
50 Correct 1510 ms 36068 KB Output is correct
51 Correct 588 ms 7408 KB Output is correct
52 Correct 655 ms 7032 KB Output is correct
53 Correct 422 ms 31224 KB Output is correct
54 Correct 461 ms 30636 KB Output is correct
55 Correct 1197 ms 31480 KB Output is correct
56 Correct 1270 ms 30956 KB Output is correct
57 Correct 580 ms 7288 KB Output is correct
58 Correct 570 ms 7452 KB Output is correct
59 Correct 666 ms 6908 KB Output is correct
60 Correct 621 ms 7032 KB Output is correct
61 Correct 405 ms 35960 KB Output is correct
62 Correct 481 ms 31352 KB Output is correct
63 Correct 525 ms 30672 KB Output is correct
64 Correct 743 ms 36244 KB Output is correct
65 Correct 584 ms 31292 KB Output is correct
66 Correct 603 ms 30840 KB Output is correct
67 Correct 672 ms 36216 KB Output is correct
68 Correct 693 ms 31480 KB Output is correct
69 Correct 784 ms 30780 KB Output is correct
70 Correct 357 ms 36088 KB Output is correct
71 Correct 327 ms 31284 KB Output is correct
72 Correct 403 ms 30716 KB Output is correct
73 Correct 439 ms 36140 KB Output is correct
74 Correct 382 ms 31340 KB Output is correct
75 Correct 408 ms 30712 KB Output is correct
76 Correct 455 ms 36600 KB Output is correct
77 Correct 1303 ms 36216 KB Output is correct
78 Correct 431 ms 36268 KB Output is correct
79 Correct 581 ms 7288 KB Output is correct
80 Correct 576 ms 6904 KB Output is correct
81 Correct 509 ms 6776 KB Output is correct
82 Correct 402 ms 36336 KB Output is correct
83 Correct 473 ms 35856 KB Output is correct
84 Correct 823 ms 36272 KB Output is correct
85 Correct 1147 ms 36212 KB Output is correct
86 Correct 379 ms 36088 KB Output is correct
87 Correct 427 ms 35872 KB Output is correct
88 Correct 582 ms 7292 KB Output is correct
89 Correct 530 ms 7160 KB Output is correct
90 Correct 587 ms 6904 KB Output is correct
91 Correct 611 ms 6868 KB Output is correct
92 Correct 551 ms 7032 KB Output is correct
93 Correct 554 ms 6872 KB Output is correct
94 Correct 433 ms 27868 KB Output is correct
95 Correct 436 ms 26656 KB Output is correct
96 Correct 839 ms 27640 KB Output is correct
97 Correct 1020 ms 27052 KB Output is correct
98 Correct 323 ms 27640 KB Output is correct
99 Correct 350 ms 26884 KB Output is correct
100 Correct 548 ms 7260 KB Output is correct
101 Correct 601 ms 7372 KB Output is correct
102 Correct 670 ms 7032 KB Output is correct
103 Correct 713 ms 7160 KB Output is correct
104 Correct 581 ms 7104 KB Output is correct
105 Correct 578 ms 7032 KB Output is correct
106 Correct 389 ms 31324 KB Output is correct
107 Correct 462 ms 30808 KB Output is correct
108 Correct 921 ms 31608 KB Output is correct
109 Correct 1298 ms 30840 KB Output is correct
110 Correct 396 ms 31352 KB Output is correct
111 Correct 421 ms 30660 KB Output is correct
112 Correct 558 ms 7132 KB Output is correct
113 Correct 585 ms 7416 KB Output is correct
114 Correct 660 ms 6904 KB Output is correct
115 Correct 629 ms 6904 KB Output is correct
116 Correct 609 ms 6748 KB Output is correct
117 Correct 571 ms 6952 KB Output is correct
118 Execution timed out 2055 ms 36116 KB Time limit exceeded
119 Halted 0 ms 0 KB -