Submission #963297

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
963297	2024-04-14T20:29:47 Z	TimAni	Bitaro’s Party (JOI18_bitaro)	C++17	100 / 100	889 ms	151556 KB

bitaro

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
const int mxN = (int)2e5+2;
const int B = 100;

int n, m, Q, a, b;
vector<int> adj[mxN], cur;
vector<array<int,2>> node[mxN];
int bad[mxN], vis[mxN], dis[mxN], dp[mxN];

int main() {
	cin >> n >> m >> Q;
	for(int i = 0; i < m; i++)
		cin >> a >> b, adj[b].pb(a);
	for(int i = 1; i <= n; i++, cur.clear()){
		for(auto j : adj[i]){
			for(auto [w,u] : node[j]){
				if(vis[u]==i) dis[u] = max(dis[u], w+1);
				else vis[u]=i, dis[u] = w+1, cur.pb(u);
			}
		}
		for(auto u : cur) node[i].pb({dis[u],u});
		node[i].pb({0,i}); sort(rbegin(node[i]),rend(node[i]));
		if(node[i].size()>B) node[i].erase(begin(node[i])+B,end(node[i]));
	}
	for(int q = 1; q <= Q; q++){
		int t, k, x, ans=-1; cin >> t >> k;
		for(int i = 0; i < k; i++) cin >> x, bad[x]=q;
		if(k<B){
			for(auto [w,u] : node[t]){
				if(bad[u]!=q){ ans=w; break; }
			}
		}
		else{
			fill(dp, dp+n+1, -1);
			for(int i = 1; i <= t; i++){
				if(bad[i]!=q) dp[i]=0;
				for(auto j : adj[i]) if(dp[j]!=-1) 
					dp[i] = max(dp[i],dp[j]+1);
			}
			ans = dp[t];
		}
		cout << ans << "\n";
	}
}

Subtask #1
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	10588 KB	Output is correct
2	Correct	2 ms	10584 KB	Output is correct
3	Correct	3 ms	10588 KB	Output is correct
4	Correct	2 ms	10584 KB	Output is correct
5	Correct	5 ms	11100 KB	Output is correct
6	Correct	5 ms	11096 KB	Output is correct
7	Correct	5 ms	11100 KB	Output is correct
8	Correct	7 ms	11608 KB	Output is correct
9	Correct	7 ms	11612 KB	Output is correct
10	Correct	10 ms	11572 KB	Output is correct
11	Correct	6 ms	11612 KB	Output is correct
12	Correct	6 ms	11356 KB	Output is correct
13	Correct	6 ms	11612 KB	Output is correct
14	Correct	6 ms	11356 KB	Output is correct
15	Correct	6 ms	11236 KB	Output is correct
16	Correct	5 ms	11356 KB	Output is correct
17	Correct	6 ms	11356 KB	Output is correct
18	Correct	7 ms	11356 KB	Output is correct
19	Correct	6 ms	11492 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	10588 KB	Output is correct
2	Correct	2 ms	10584 KB	Output is correct
3	Correct	3 ms	10588 KB	Output is correct
4	Correct	2 ms	10584 KB	Output is correct
5	Correct	5 ms	11100 KB	Output is correct
6	Correct	5 ms	11096 KB	Output is correct
7	Correct	5 ms	11100 KB	Output is correct
8	Correct	7 ms	11608 KB	Output is correct
9	Correct	7 ms	11612 KB	Output is correct
10	Correct	10 ms	11572 KB	Output is correct
11	Correct	6 ms	11612 KB	Output is correct
12	Correct	6 ms	11356 KB	Output is correct
13	Correct	6 ms	11612 KB	Output is correct
14	Correct	6 ms	11356 KB	Output is correct
15	Correct	6 ms	11236 KB	Output is correct
16	Correct	5 ms	11356 KB	Output is correct
17	Correct	6 ms	11356 KB	Output is correct
18	Correct	7 ms	11356 KB	Output is correct
19	Correct	6 ms	11492 KB	Output is correct
20	Correct	98 ms	12792 KB	Output is correct
21	Correct	95 ms	12792 KB	Output is correct
22	Correct	94 ms	12764 KB	Output is correct
23	Correct	95 ms	12888 KB	Output is correct
24	Correct	694 ms	119012 KB	Output is correct
25	Correct	672 ms	116736 KB	Output is correct
26	Correct	663 ms	116624 KB	Output is correct
27	Correct	427 ms	117588 KB	Output is correct
28	Correct	410 ms	117472 KB	Output is correct
29	Correct	436 ms	117464 KB	Output is correct
30	Correct	445 ms	117408 KB	Output is correct
31	Correct	573 ms	135740 KB	Output is correct
32	Correct	448 ms	117532 KB	Output is correct
33	Correct	377 ms	82320 KB	Output is correct
34	Correct	562 ms	109664 KB	Output is correct
35	Correct	368 ms	82276 KB	Output is correct
36	Correct	430 ms	99044 KB	Output is correct
37	Correct	616 ms	120944 KB	Output is correct
38	Correct	406 ms	99204 KB	Output is correct

Subtask #3
86.0 / 86.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	10588 KB	Output is correct
2	Correct	2 ms	10584 KB	Output is correct
3	Correct	3 ms	10588 KB	Output is correct
4	Correct	2 ms	10584 KB	Output is correct
5	Correct	5 ms	11100 KB	Output is correct
6	Correct	5 ms	11096 KB	Output is correct
7	Correct	5 ms	11100 KB	Output is correct
8	Correct	7 ms	11608 KB	Output is correct
9	Correct	7 ms	11612 KB	Output is correct
10	Correct	10 ms	11572 KB	Output is correct
11	Correct	6 ms	11612 KB	Output is correct
12	Correct	6 ms	11356 KB	Output is correct
13	Correct	6 ms	11612 KB	Output is correct
14	Correct	6 ms	11356 KB	Output is correct
15	Correct	6 ms	11236 KB	Output is correct
16	Correct	5 ms	11356 KB	Output is correct
17	Correct	6 ms	11356 KB	Output is correct
18	Correct	7 ms	11356 KB	Output is correct
19	Correct	6 ms	11492 KB	Output is correct
20	Correct	98 ms	12792 KB	Output is correct
21	Correct	95 ms	12792 KB	Output is correct
22	Correct	94 ms	12764 KB	Output is correct
23	Correct	95 ms	12888 KB	Output is correct
24	Correct	694 ms	119012 KB	Output is correct
25	Correct	672 ms	116736 KB	Output is correct
26	Correct	663 ms	116624 KB	Output is correct
27	Correct	427 ms	117588 KB	Output is correct
28	Correct	410 ms	117472 KB	Output is correct
29	Correct	436 ms	117464 KB	Output is correct
30	Correct	445 ms	117408 KB	Output is correct
31	Correct	573 ms	135740 KB	Output is correct
32	Correct	448 ms	117532 KB	Output is correct
33	Correct	377 ms	82320 KB	Output is correct
34	Correct	562 ms	109664 KB	Output is correct
35	Correct	368 ms	82276 KB	Output is correct
36	Correct	430 ms	99044 KB	Output is correct
37	Correct	616 ms	120944 KB	Output is correct
38	Correct	406 ms	99204 KB	Output is correct
39	Correct	824 ms	122376 KB	Output is correct
40	Correct	647 ms	118312 KB	Output is correct
41	Correct	889 ms	119892 KB	Output is correct
42	Correct	705 ms	119888 KB	Output is correct
43	Correct	641 ms	121788 KB	Output is correct
44	Correct	250 ms	15700 KB	Output is correct
45	Correct	119 ms	14836 KB	Output is correct
46	Correct	157 ms	14648 KB	Output is correct
47	Correct	107 ms	14536 KB	Output is correct
48	Correct	92 ms	14224 KB	Output is correct
49	Correct	612 ms	119476 KB	Output is correct
50	Correct	646 ms	118608 KB	Output is correct
51	Correct	263 ms	15444 KB	Output is correct
52	Correct	248 ms	14648 KB	Output is correct
53	Correct	591 ms	100340 KB	Output is correct
54	Correct	764 ms	121704 KB	Output is correct
55	Correct	655 ms	99904 KB	Output is correct
56	Correct	856 ms	124760 KB	Output is correct
57	Correct	263 ms	15552 KB	Output is correct
58	Correct	245 ms	15504 KB	Output is correct
59	Correct	254 ms	14672 KB	Output is correct
60	Correct	244 ms	14416 KB	Output is correct
61	Correct	459 ms	118876 KB	Output is correct
62	Correct	454 ms	100192 KB	Output is correct
63	Correct	637 ms	120056 KB	Output is correct
64	Correct	543 ms	118632 KB	Output is correct
65	Correct	601 ms	100192 KB	Output is correct
66	Correct	785 ms	122196 KB	Output is correct
67	Correct	636 ms	118608 KB	Output is correct
68	Correct	680 ms	100176 KB	Output is correct
69	Correct	879 ms	122096 KB	Output is correct
70	Correct	419 ms	118612 KB	Output is correct
71	Correct	415 ms	100388 KB	Output is correct
72	Correct	598 ms	122040 KB	Output is correct
73	Correct	434 ms	118600 KB	Output is correct
74	Correct	425 ms	100180 KB	Output is correct
75	Correct	637 ms	124192 KB	Output is correct
76	Correct	584 ms	119836 KB	Output is correct
77	Correct	638 ms	118992 KB	Output is correct
78	Correct	425 ms	118736 KB	Output is correct
79	Correct	263 ms	15752 KB	Output is correct
80	Correct	152 ms	14672 KB	Output is correct
81	Correct	90 ms	14348 KB	Output is correct
82	Correct	602 ms	119724 KB	Output is correct
83	Correct	753 ms	140948 KB	Output is correct
84	Correct	632 ms	118864 KB	Output is correct
85	Correct	824 ms	151556 KB	Output is correct
86	Correct	431 ms	118672 KB	Output is correct
87	Correct	601 ms	140056 KB	Output is correct
88	Correct	257 ms	15860 KB	Output is correct
89	Correct	256 ms	15592 KB	Output is correct
90	Correct	162 ms	14932 KB	Output is correct
91	Correct	168 ms	14684 KB	Output is correct
92	Correct	109 ms	14208 KB	Output is correct
93	Correct	103 ms	14232 KB	Output is correct
94	Correct	547 ms	84732 KB	Output is correct
95	Correct	766 ms	118780 KB	Output is correct
96	Correct	588 ms	83728 KB	Output is correct
97	Correct	824 ms	118612 KB	Output is correct
98	Correct	383 ms	83776 KB	Output is correct
99	Correct	595 ms	114668 KB	Output is correct
100	Correct	260 ms	15540 KB	Output is correct
101	Correct	276 ms	15720 KB	Output is correct
102	Correct	148 ms	14676 KB	Output is correct
103	Correct	144 ms	14592 KB	Output is correct
104	Correct	103 ms	14372 KB	Output is correct
105	Correct	99 ms	14420 KB	Output is correct
106	Correct	604 ms	100904 KB	Output is correct
107	Correct	808 ms	127056 KB	Output is correct
108	Correct	682 ms	100656 KB	Output is correct
109	Correct	829 ms	117940 KB	Output is correct
110	Correct	448 ms	100688 KB	Output is correct
111	Correct	628 ms	123404 KB	Output is correct
112	Correct	265 ms	15700 KB	Output is correct
113	Correct	259 ms	15476 KB	Output is correct
114	Correct	160 ms	14540 KB	Output is correct
115	Correct	159 ms	14720 KB	Output is correct
116	Correct	99 ms	14464 KB	Output is correct
117	Correct	93 ms	14356 KB	Output is correct
118	Correct	429 ms	118176 KB	Output is correct
119	Correct	417 ms	99856 KB	Output is correct
120	Correct	645 ms	127172 KB	Output is correct
121	Correct	440 ms	118100 KB	Output is correct
122	Correct	435 ms	99468 KB	Output is correct
123	Correct	638 ms	126556 KB	Output is correct
124	Correct	444 ms	118228 KB	Output is correct
125	Correct	415 ms	100124 KB	Output is correct
126	Correct	608 ms	123512 KB	Output is correct

Submission #963297

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 7.0 / 7.0

Subtask #3 86.0 / 86.0

Subtask #1
7.0 / 7.0

Subtask #2
7.0 / 7.0

Subtask #3
86.0 / 86.0