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Submission #100589

# Submission time Handle Problem Language Result Execution time Memory
100589 2019-03-12T14:52:18 Z tmwilliamlin168 Bitaro’s Party (JOI18_bitaro) C++14
14 / 100
 2000 ms 38364 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define ar array
 
const int mxN=1e5, bs=25;
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 6 ms 5120 KB Output is correct
2 Correct 6 ms 4992 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 11 ms 5376 KB Output is correct
6 Correct 12 ms 5376 KB Output is correct
7 Correct 10 ms 5248 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 13 ms 5376 KB Output is correct
10 Correct 10 ms 5376 KB Output is correct
11 Correct 12 ms 5324 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 5248 KB Output is correct
15 Correct 11 ms 5248 KB Output is correct
16 Correct 11 ms 5248 KB Output is correct
17 Correct 12 ms 5376 KB Output is correct
18 Correct 13 ms 5248 KB Output is correct
19 Correct 11 ms 5328 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5120 KB Output is correct
2 Correct 6 ms 4992 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 11 ms 5376 KB Output is correct
6 Correct 12 ms 5376 KB Output is correct
7 Correct 10 ms 5248 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 13 ms 5376 KB Output is correct
10 Correct 10 ms 5376 KB Output is correct
11 Correct 12 ms 5324 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 5248 KB Output is correct
15 Correct 11 ms 5248 KB Output is correct
16 Correct 11 ms 5248 KB Output is correct
17 Correct 12 ms 5376 KB Output is correct
18 Correct 13 ms 5248 KB Output is correct
19 Correct 11 ms 5328 KB Output is correct
20 Correct 669 ms 6768 KB Output is correct
21 Correct 667 ms 6892 KB Output is correct
22 Correct 692 ms 6820 KB Output is correct
23 Correct 708 ms 7176 KB Output is correct
24 Correct 532 ms 30712 KB Output is correct
25 Correct 545 ms 30652 KB Output is correct
26 Correct 540 ms 30584 KB Output is correct
27 Correct 406 ms 35804 KB Output is correct
28 Correct 472 ms 35904 KB Output is correct
29 Correct 404 ms 35928 KB Output is correct
30 Correct 425 ms 35568 KB Output is correct
31 Correct 568 ms 35688 KB Output is correct
32 Correct 455 ms 35708 KB Output is correct
33 Correct 396 ms 27200 KB Output is correct
34 Correct 379 ms 26624 KB Output is correct
35 Correct 401 ms 27128 KB Output is correct
36 Correct 419 ms 31292 KB Output is correct
37 Correct 517 ms 30296 KB Output is correct
38 Correct 406 ms 30940 KB Output is correct

Subtask #3
0 / 86.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5120 KB Output is correct
2 Correct 6 ms 4992 KB Output is correct
3 Correct 7 ms 4992 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 11 ms 5376 KB Output is correct
6 Correct 12 ms 5376 KB Output is correct
7 Correct 10 ms 5248 KB Output is correct
8 Correct 11 ms 5376 KB Output is correct
9 Correct 13 ms 5376 KB Output is correct
10 Correct 10 ms 5376 KB Output is correct
11 Correct 12 ms 5324 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 5248 KB Output is correct
15 Correct 11 ms 5248 KB Output is correct
16 Correct 11 ms 5248 KB Output is correct
17 Correct 12 ms 5376 KB Output is correct
18 Correct 13 ms 5248 KB Output is correct
19 Correct 11 ms 5328 KB Output is correct
20 Correct 669 ms 6768 KB Output is correct
21 Correct 667 ms 6892 KB Output is correct
22 Correct 692 ms 6820 KB Output is correct
23 Correct 708 ms 7176 KB Output is correct
24 Correct 532 ms 30712 KB Output is correct
25 Correct 545 ms 30652 KB Output is correct
26 Correct 540 ms 30584 KB Output is correct
27 Correct 406 ms 35804 KB Output is correct
28 Correct 472 ms 35904 KB Output is correct
29 Correct 404 ms 35928 KB Output is correct
30 Correct 425 ms 35568 KB Output is correct
31 Correct 568 ms 35688 KB Output is correct
32 Correct 455 ms 35708 KB Output is correct
33 Correct 396 ms 27200 KB Output is correct
34 Correct 379 ms 26624 KB Output is correct
35 Correct 401 ms 27128 KB Output is correct
36 Correct 419 ms 31292 KB Output is correct
37 Correct 517 ms 30296 KB Output is correct
38 Correct 406 ms 30940 KB Output is correct
39 Correct 565 ms 30776 KB Output is correct
40 Correct 552 ms 30528 KB Output is correct
41 Correct 1423 ms 31060 KB Output is correct
42 Correct 642 ms 30908 KB Output is correct
43 Correct 560 ms 30756 KB Output is correct
44 Correct 703 ms 7164 KB Output is correct
45 Correct 638 ms 6648 KB Output is correct
46 Correct 743 ms 6776 KB Output is correct
47 Correct 622 ms 6740 KB Output is correct
48 Correct 644 ms 6792 KB Output is correct
49 Correct 475 ms 36072 KB Output is correct
50 Correct 1377 ms 35892 KB Output is correct
51 Correct 708 ms 7256 KB Output is correct
52 Correct 716 ms 6776 KB Output is correct
53 Correct 465 ms 31096 KB Output is correct
54 Correct 529 ms 30368 KB Output is correct
55 Correct 1211 ms 31096 KB Output is correct
56 Correct 1107 ms 30580 KB Output is correct
57 Correct 713 ms 6932 KB Output is correct
58 Correct 754 ms 7160 KB Output is correct
59 Correct 722 ms 6768 KB Output is correct
60 Correct 774 ms 6840 KB Output is correct
61 Correct 502 ms 35760 KB Output is correct
62 Correct 493 ms 31068 KB Output is correct
63 Correct 534 ms 30448 KB Output is correct
64 Correct 794 ms 36088 KB Output is correct
65 Correct 728 ms 31264 KB Output is correct
66 Correct 727 ms 30620 KB Output is correct
67 Correct 928 ms 36256 KB Output is correct
68 Correct 958 ms 31352 KB Output is correct
69 Correct 936 ms 30596 KB Output is correct
70 Correct 443 ms 36100 KB Output is correct
71 Correct 414 ms 31176 KB Output is correct
72 Correct 546 ms 30552 KB Output is correct
73 Correct 456 ms 35972 KB Output is correct
74 Correct 431 ms 31408 KB Output is correct
75 Correct 543 ms 30840 KB Output is correct
76 Correct 471 ms 36284 KB Output is correct
77 Correct 1217 ms 36012 KB Output is correct
78 Correct 435 ms 36180 KB Output is correct
79 Correct 736 ms 7292 KB Output is correct
80 Correct 799 ms 6952 KB Output is correct
81 Correct 664 ms 7004 KB Output is correct
82 Correct 476 ms 36260 KB Output is correct
83 Correct 610 ms 35960 KB Output is correct
84 Correct 1281 ms 36240 KB Output is correct
85 Correct 1217 ms 35960 KB Output is correct
86 Correct 399 ms 36056 KB Output is correct
87 Correct 528 ms 35960 KB Output is correct
88 Correct 767 ms 7416 KB Output is correct
89 Correct 687 ms 7520 KB Output is correct
90 Correct 834 ms 6916 KB Output is correct
91 Correct 765 ms 6868 KB Output is correct
92 Correct 621 ms 6852 KB Output is correct
93 Correct 673 ms 6916 KB Output is correct
94 Correct 523 ms 27604 KB Output is correct
95 Correct 466 ms 26544 KB Output is correct
96 Correct 1168 ms 27568 KB Output is correct
97 Correct 1213 ms 26924 KB Output is correct
98 Correct 446 ms 27532 KB Output is correct
99 Correct 446 ms 26744 KB Output is correct
100 Correct 758 ms 7260 KB Output is correct
101 Correct 724 ms 7408 KB Output is correct
102 Correct 861 ms 7020 KB Output is correct
103 Correct 720 ms 7168 KB Output is correct
104 Correct 726 ms 7040 KB Output is correct
105 Correct 666 ms 7120 KB Output is correct
106 Correct 464 ms 31316 KB Output is correct
107 Correct 517 ms 30696 KB Output is correct
108 Correct 989 ms 31608 KB Output is correct
109 Correct 1217 ms 30716 KB Output is correct
110 Correct 456 ms 31576 KB Output is correct
111 Correct 462 ms 30712 KB Output is correct
112 Correct 666 ms 7288 KB Output is correct
113 Correct 715 ms 7544 KB Output is correct
114 Correct 770 ms 6900 KB Output is correct
115 Correct 733 ms 6912 KB Output is correct
116 Correct 748 ms 6904 KB Output is correct
117 Correct 695 ms 6976 KB Output is correct
118 Correct 1014 ms 36328 KB Output is correct
119 Correct 1030 ms 33656 KB Output is correct
120 Correct 1014 ms 33076 KB Output is correct
121 Correct 399 ms 37880 KB Output is correct
122 Correct 402 ms 33272 KB Output is correct
123 Correct 538 ms 32632 KB Output is correct
124 Execution timed out 2058 ms 38364 KB Time limit exceeded
125 Halted 0 ms 0 KB -