Submission #903575

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
903575	2024-01-11T08:51:31 Z	pcc	Cryptography (NOI20_crypto)	C++14	100 / 100	401 ms	21196 KB

Crypto

#include <bits/stdc++.h>
#include <bits/extc++.h>
using namespace __gnu_pbds;
using namespace std;

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>

tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> st;

const ll mod = 1e9+7;
const ll mxn = 3e5+10;
ll fac[mxn];
int arr[mxn];

inline ll mad(ll a,ll b){
	 a += b;
	 return a>=mod?a-mod:a;
}
inline ll mub(ll a,ll b){
	return mad(a,mod-b);
}

int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	fac[0] = 1;
	for(int i = 1;i<mxn;i++)fac[i] = fac[i-1]*i%mod;
	int N;
	cin>>N;
	for(int i = 1;i<=N;i++){
		cin>>arr[i];
		st.insert(arr[i]);
	}
	ll ans = 0;
	for(int i = 1;i<=N;i++){
		ans = mad(ans,fac[N-i]*st.order_of_key(arr[i])%mod);
		st.erase(arr[i]);
	}
	cout<<mad(ans,1);
}

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	3 ms	3676 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	3 ms	3676 KB	Output is correct
3	Correct	3 ms	3672 KB	Output is correct
4	Correct	2 ms	3676 KB	Output is correct
5	Correct	2 ms	3676 KB	Output is correct
6	Correct	2 ms	3676 KB	Output is correct
7	Correct	3 ms	3676 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3672 KB	Output is correct
10	Correct	2 ms	3676 KB	Output is correct
11	Correct	2 ms	3680 KB	Output is correct
12	Correct	3 ms	3800 KB	Output is correct
13	Correct	2 ms	3676 KB	Output is correct
14	Correct	2 ms	3688 KB	Output is correct
15	Correct	2 ms	3688 KB	Output is correct
16	Correct	2 ms	3812 KB	Output is correct
17	Correct	3 ms	3676 KB	Output is correct
18	Correct	2 ms	3676 KB	Output is correct
19	Correct	2 ms	3672 KB	Output is correct
20	Correct	3 ms	3604 KB	Output is correct
21	Correct	3 ms	3920 KB	Output is correct
22	Correct	3 ms	3672 KB	Output is correct
23	Correct	3 ms	3672 KB	Output is correct
24	Correct	2 ms	3676 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3676 KB	Output is correct
2	Correct	212 ms	18024 KB	Output is correct
3	Correct	214 ms	20876 KB	Output is correct
4	Correct	222 ms	21196 KB	Output is correct
5	Correct	227 ms	20956 KB	Output is correct
6	Correct	226 ms	20956 KB	Output is correct
7	Correct	221 ms	20832 KB	Output is correct
8	Correct	228 ms	20820 KB	Output is correct
9	Correct	222 ms	20780 KB	Output is correct
10	Correct	218 ms	20824 KB	Output is correct
11	Correct	230 ms	20816 KB	Output is correct
12	Correct	219 ms	20784 KB	Output is correct
13	Correct	218 ms	20748 KB	Output is correct
14	Correct	214 ms	20720 KB	Output is correct
15	Correct	221 ms	20784 KB	Output is correct
16	Correct	228 ms	20820 KB	Output is correct
17	Correct	230 ms	21020 KB	Output is correct
18	Correct	226 ms	20812 KB	Output is correct
19	Correct	219 ms	20816 KB	Output is correct
20	Correct	215 ms	20924 KB	Output is correct
21	Correct	212 ms	20876 KB	Output is correct

Subtask #4
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	246 ms	18052 KB	Output is correct
3	Correct	288 ms	19908 KB	Output is correct
4	Correct	232 ms	19960 KB	Output is correct
5	Correct	237 ms	19992 KB	Output is correct
6	Correct	261 ms	19992 KB	Output is correct
7	Correct	287 ms	20000 KB	Output is correct
8	Correct	219 ms	19796 KB	Output is correct
9	Correct	219 ms	19928 KB	Output is correct
10	Correct	243 ms	19808 KB	Output is correct
11	Correct	263 ms	19792 KB	Output is correct
12	Correct	288 ms	19796 KB	Output is correct
13	Correct	236 ms	19956 KB	Output is correct
14	Correct	272 ms	19996 KB	Output is correct
15	Correct	229 ms	19996 KB	Output is correct
16	Correct	242 ms	19892 KB	Output is correct
17	Correct	243 ms	19844 KB	Output is correct
18	Correct	246 ms	19996 KB	Output is correct
19	Correct	269 ms	19992 KB	Output is correct
20	Correct	298 ms	19852 KB	Output is correct
21	Correct	255 ms	20204 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	3 ms	3932 KB	Output is correct
3	Correct	4 ms	3932 KB	Output is correct
4	Correct	4 ms	3788 KB	Output is correct
5	Correct	4 ms	3932 KB	Output is correct
6	Correct	4 ms	3932 KB	Output is correct
7	Correct	4 ms	3928 KB	Output is correct
8	Correct	3 ms	3932 KB	Output is correct
9	Correct	3 ms	3788 KB	Output is correct
10	Correct	4 ms	3928 KB	Output is correct
11	Correct	4 ms	4088 KB	Output is correct
12	Correct	4 ms	3932 KB	Output is correct
13	Correct	4 ms	3940 KB	Output is correct
14	Correct	4 ms	3820 KB	Output is correct
15	Correct	2 ms	3688 KB	Output is correct
16	Correct	4 ms	3944 KB	Output is correct
17	Correct	4 ms	3820 KB	Output is correct
18	Correct	3 ms	3932 KB	Output is correct
19	Correct	3 ms	3824 KB	Output is correct
20	Correct	4 ms	3932 KB	Output is correct
21	Correct	4 ms	3816 KB	Output is correct
22	Correct	4 ms	3824 KB	Output is correct

Subtask #6
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	3 ms	3676 KB	Output is correct
3	Correct	3 ms	3672 KB	Output is correct
4	Correct	2 ms	3676 KB	Output is correct
5	Correct	2 ms	3676 KB	Output is correct
6	Correct	2 ms	3676 KB	Output is correct
7	Correct	3 ms	3676 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3672 KB	Output is correct
10	Correct	2 ms	3676 KB	Output is correct
11	Correct	2 ms	3680 KB	Output is correct
12	Correct	3 ms	3800 KB	Output is correct
13	Correct	2 ms	3676 KB	Output is correct
14	Correct	2 ms	3688 KB	Output is correct
15	Correct	2 ms	3688 KB	Output is correct
16	Correct	2 ms	3812 KB	Output is correct
17	Correct	3 ms	3676 KB	Output is correct
18	Correct	2 ms	3676 KB	Output is correct
19	Correct	2 ms	3672 KB	Output is correct
20	Correct	3 ms	3604 KB	Output is correct
21	Correct	3 ms	3920 KB	Output is correct
22	Correct	3 ms	3672 KB	Output is correct
23	Correct	3 ms	3672 KB	Output is correct
24	Correct	2 ms	3676 KB	Output is correct
25	Correct	2 ms	3672 KB	Output is correct
26	Correct	3 ms	3932 KB	Output is correct
27	Correct	4 ms	3932 KB	Output is correct
28	Correct	4 ms	3788 KB	Output is correct
29	Correct	4 ms	3932 KB	Output is correct
30	Correct	4 ms	3932 KB	Output is correct
31	Correct	4 ms	3928 KB	Output is correct
32	Correct	3 ms	3932 KB	Output is correct
33	Correct	3 ms	3788 KB	Output is correct
34	Correct	4 ms	3928 KB	Output is correct
35	Correct	4 ms	4088 KB	Output is correct
36	Correct	4 ms	3932 KB	Output is correct
37	Correct	4 ms	3940 KB	Output is correct
38	Correct	4 ms	3820 KB	Output is correct
39	Correct	2 ms	3688 KB	Output is correct
40	Correct	4 ms	3944 KB	Output is correct
41	Correct	4 ms	3820 KB	Output is correct
42	Correct	3 ms	3932 KB	Output is correct
43	Correct	3 ms	3824 KB	Output is correct
44	Correct	4 ms	3932 KB	Output is correct
45	Correct	4 ms	3816 KB	Output is correct
46	Correct	4 ms	3824 KB	Output is correct
47	Correct	3 ms	3676 KB	Output is correct
48	Correct	4 ms	3932 KB	Output is correct
49	Correct	4 ms	3932 KB	Output is correct
50	Correct	4 ms	3932 KB	Output is correct
51	Correct	4 ms	3868 KB	Output is correct
52	Correct	5 ms	3928 KB	Output is correct
53	Correct	4 ms	3932 KB	Output is correct
54	Correct	4 ms	3932 KB	Output is correct
55	Correct	4 ms	3824 KB	Output is correct
56	Correct	4 ms	3932 KB	Output is correct
57	Correct	4 ms	3820 KB	Output is correct
58	Correct	4 ms	3932 KB	Output is correct
59	Correct	4 ms	3932 KB	Output is correct
60	Correct	4 ms	3824 KB	Output is correct
61	Correct	3 ms	3676 KB	Output is correct
62	Correct	3 ms	3932 KB	Output is correct
63	Correct	5 ms	3932 KB	Output is correct
64	Correct	4 ms	3944 KB	Output is correct
65	Correct	4 ms	3944 KB	Output is correct
66	Correct	4 ms	3944 KB	Output is correct
67	Correct	4 ms	4004 KB	Output is correct
68	Correct	4 ms	3944 KB	Output is correct

Subtask #7
19.0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	246 ms	18052 KB	Output is correct
3	Correct	288 ms	19908 KB	Output is correct
4	Correct	232 ms	19960 KB	Output is correct
5	Correct	237 ms	19992 KB	Output is correct
6	Correct	261 ms	19992 KB	Output is correct
7	Correct	287 ms	20000 KB	Output is correct
8	Correct	219 ms	19796 KB	Output is correct
9	Correct	219 ms	19928 KB	Output is correct
10	Correct	243 ms	19808 KB	Output is correct
11	Correct	263 ms	19792 KB	Output is correct
12	Correct	288 ms	19796 KB	Output is correct
13	Correct	236 ms	19956 KB	Output is correct
14	Correct	272 ms	19996 KB	Output is correct
15	Correct	229 ms	19996 KB	Output is correct
16	Correct	242 ms	19892 KB	Output is correct
17	Correct	243 ms	19844 KB	Output is correct
18	Correct	246 ms	19996 KB	Output is correct
19	Correct	269 ms	19992 KB	Output is correct
20	Correct	298 ms	19852 KB	Output is correct
21	Correct	255 ms	20204 KB	Output is correct
22	Correct	2 ms	3672 KB	Output is correct
23	Correct	3 ms	3932 KB	Output is correct
24	Correct	4 ms	3932 KB	Output is correct
25	Correct	4 ms	3788 KB	Output is correct
26	Correct	4 ms	3932 KB	Output is correct
27	Correct	4 ms	3932 KB	Output is correct
28	Correct	4 ms	3928 KB	Output is correct
29	Correct	3 ms	3932 KB	Output is correct
30	Correct	3 ms	3788 KB	Output is correct
31	Correct	4 ms	3928 KB	Output is correct
32	Correct	4 ms	4088 KB	Output is correct
33	Correct	4 ms	3932 KB	Output is correct
34	Correct	4 ms	3940 KB	Output is correct
35	Correct	4 ms	3820 KB	Output is correct
36	Correct	2 ms	3688 KB	Output is correct
37	Correct	4 ms	3944 KB	Output is correct
38	Correct	4 ms	3820 KB	Output is correct
39	Correct	3 ms	3932 KB	Output is correct
40	Correct	3 ms	3824 KB	Output is correct
41	Correct	4 ms	3932 KB	Output is correct
42	Correct	4 ms	3816 KB	Output is correct
43	Correct	4 ms	3824 KB	Output is correct
44	Correct	3 ms	3672 KB	Output is correct
45	Correct	341 ms	19800 KB	Output is correct
46	Correct	322 ms	20164 KB	Output is correct
47	Correct	334 ms	20172 KB	Output is correct
48	Correct	301 ms	19996 KB	Output is correct
49	Correct	367 ms	19996 KB	Output is correct
50	Correct	387 ms	19996 KB	Output is correct
51	Correct	302 ms	19996 KB	Output is correct
52	Correct	318 ms	19996 KB	Output is correct
53	Correct	369 ms	19844 KB	Output is correct
54	Correct	376 ms	19960 KB	Output is correct
55	Correct	288 ms	20052 KB	Output is correct
56	Correct	255 ms	20028 KB	Output is correct
57	Correct	299 ms	19996 KB	Output is correct
58	Correct	2 ms	3676 KB	Output is correct
59	Correct	300 ms	19772 KB	Output is correct
60	Correct	275 ms	19956 KB	Output is correct
61	Correct	250 ms	19996 KB	Output is correct
62	Correct	270 ms	19792 KB	Output is correct
63	Correct	293 ms	20136 KB	Output is correct
64	Correct	302 ms	19924 KB	Output is correct
65	Correct	321 ms	19812 KB	Output is correct

Subtask #8
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	3672 KB	Output is correct
2	Correct	3 ms	3676 KB	Output is correct
3	Correct	3 ms	3672 KB	Output is correct
4	Correct	2 ms	3676 KB	Output is correct
5	Correct	2 ms	3676 KB	Output is correct
6	Correct	2 ms	3676 KB	Output is correct
7	Correct	3 ms	3676 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3672 KB	Output is correct
10	Correct	2 ms	3676 KB	Output is correct
11	Correct	2 ms	3680 KB	Output is correct
12	Correct	3 ms	3800 KB	Output is correct
13	Correct	2 ms	3676 KB	Output is correct
14	Correct	2 ms	3688 KB	Output is correct
15	Correct	2 ms	3688 KB	Output is correct
16	Correct	2 ms	3812 KB	Output is correct
17	Correct	3 ms	3676 KB	Output is correct
18	Correct	2 ms	3676 KB	Output is correct
19	Correct	2 ms	3672 KB	Output is correct
20	Correct	3 ms	3604 KB	Output is correct
21	Correct	3 ms	3920 KB	Output is correct
22	Correct	3 ms	3672 KB	Output is correct
23	Correct	3 ms	3672 KB	Output is correct
24	Correct	2 ms	3676 KB	Output is correct
25	Correct	2 ms	3676 KB	Output is correct
26	Correct	212 ms	18024 KB	Output is correct
27	Correct	214 ms	20876 KB	Output is correct
28	Correct	222 ms	21196 KB	Output is correct
29	Correct	227 ms	20956 KB	Output is correct
30	Correct	226 ms	20956 KB	Output is correct
31	Correct	221 ms	20832 KB	Output is correct
32	Correct	228 ms	20820 KB	Output is correct
33	Correct	222 ms	20780 KB	Output is correct
34	Correct	218 ms	20824 KB	Output is correct
35	Correct	230 ms	20816 KB	Output is correct
36	Correct	219 ms	20784 KB	Output is correct
37	Correct	218 ms	20748 KB	Output is correct
38	Correct	214 ms	20720 KB	Output is correct
39	Correct	221 ms	20784 KB	Output is correct
40	Correct	228 ms	20820 KB	Output is correct
41	Correct	230 ms	21020 KB	Output is correct
42	Correct	226 ms	20812 KB	Output is correct
43	Correct	219 ms	20816 KB	Output is correct
44	Correct	215 ms	20924 KB	Output is correct
45	Correct	212 ms	20876 KB	Output is correct
46	Correct	2 ms	3672 KB	Output is correct
47	Correct	246 ms	18052 KB	Output is correct
48	Correct	288 ms	19908 KB	Output is correct
49	Correct	232 ms	19960 KB	Output is correct
50	Correct	237 ms	19992 KB	Output is correct
51	Correct	261 ms	19992 KB	Output is correct
52	Correct	287 ms	20000 KB	Output is correct
53	Correct	219 ms	19796 KB	Output is correct
54	Correct	219 ms	19928 KB	Output is correct
55	Correct	243 ms	19808 KB	Output is correct
56	Correct	263 ms	19792 KB	Output is correct
57	Correct	288 ms	19796 KB	Output is correct
58	Correct	236 ms	19956 KB	Output is correct
59	Correct	272 ms	19996 KB	Output is correct
60	Correct	229 ms	19996 KB	Output is correct
61	Correct	242 ms	19892 KB	Output is correct
62	Correct	243 ms	19844 KB	Output is correct
63	Correct	246 ms	19996 KB	Output is correct
64	Correct	269 ms	19992 KB	Output is correct
65	Correct	298 ms	19852 KB	Output is correct
66	Correct	255 ms	20204 KB	Output is correct
67	Correct	2 ms	3672 KB	Output is correct
68	Correct	3 ms	3932 KB	Output is correct
69	Correct	4 ms	3932 KB	Output is correct
70	Correct	4 ms	3788 KB	Output is correct
71	Correct	4 ms	3932 KB	Output is correct
72	Correct	4 ms	3932 KB	Output is correct
73	Correct	4 ms	3928 KB	Output is correct
74	Correct	3 ms	3932 KB	Output is correct
75	Correct	3 ms	3788 KB	Output is correct
76	Correct	4 ms	3928 KB	Output is correct
77	Correct	4 ms	4088 KB	Output is correct
78	Correct	4 ms	3932 KB	Output is correct
79	Correct	4 ms	3940 KB	Output is correct
80	Correct	4 ms	3820 KB	Output is correct
81	Correct	2 ms	3688 KB	Output is correct
82	Correct	4 ms	3944 KB	Output is correct
83	Correct	4 ms	3820 KB	Output is correct
84	Correct	3 ms	3932 KB	Output is correct
85	Correct	3 ms	3824 KB	Output is correct
86	Correct	4 ms	3932 KB	Output is correct
87	Correct	4 ms	3816 KB	Output is correct
88	Correct	4 ms	3824 KB	Output is correct
89	Correct	3 ms	3676 KB	Output is correct
90	Correct	4 ms	3932 KB	Output is correct
91	Correct	4 ms	3932 KB	Output is correct
92	Correct	4 ms	3932 KB	Output is correct
93	Correct	4 ms	3868 KB	Output is correct
94	Correct	5 ms	3928 KB	Output is correct
95	Correct	4 ms	3932 KB	Output is correct
96	Correct	4 ms	3932 KB	Output is correct
97	Correct	4 ms	3824 KB	Output is correct
98	Correct	4 ms	3932 KB	Output is correct
99	Correct	4 ms	3820 KB	Output is correct
100	Correct	4 ms	3932 KB	Output is correct
101	Correct	4 ms	3932 KB	Output is correct
102	Correct	4 ms	3824 KB	Output is correct
103	Correct	3 ms	3676 KB	Output is correct
104	Correct	3 ms	3932 KB	Output is correct
105	Correct	5 ms	3932 KB	Output is correct
106	Correct	4 ms	3944 KB	Output is correct
107	Correct	4 ms	3944 KB	Output is correct
108	Correct	4 ms	3944 KB	Output is correct
109	Correct	4 ms	4004 KB	Output is correct
110	Correct	4 ms	3944 KB	Output is correct
111	Correct	3 ms	3672 KB	Output is correct
112	Correct	341 ms	19800 KB	Output is correct
113	Correct	322 ms	20164 KB	Output is correct
114	Correct	334 ms	20172 KB	Output is correct
115	Correct	301 ms	19996 KB	Output is correct
116	Correct	367 ms	19996 KB	Output is correct
117	Correct	387 ms	19996 KB	Output is correct
118	Correct	302 ms	19996 KB	Output is correct
119	Correct	318 ms	19996 KB	Output is correct
120	Correct	369 ms	19844 KB	Output is correct
121	Correct	376 ms	19960 KB	Output is correct
122	Correct	288 ms	20052 KB	Output is correct
123	Correct	255 ms	20028 KB	Output is correct
124	Correct	299 ms	19996 KB	Output is correct
125	Correct	2 ms	3676 KB	Output is correct
126	Correct	300 ms	19772 KB	Output is correct
127	Correct	275 ms	19956 KB	Output is correct
128	Correct	250 ms	19996 KB	Output is correct
129	Correct	270 ms	19792 KB	Output is correct
130	Correct	293 ms	20136 KB	Output is correct
131	Correct	302 ms	19924 KB	Output is correct
132	Correct	321 ms	19812 KB	Output is correct
133	Correct	2 ms	3676 KB	Output is correct
134	Correct	326 ms	20828 KB	Output is correct
135	Correct	332 ms	20852 KB	Output is correct
136	Correct	401 ms	20960 KB	Output is correct
137	Correct	343 ms	20952 KB	Output is correct
138	Correct	357 ms	20956 KB	Output is correct
139	Correct	366 ms	20724 KB	Output is correct
140	Correct	384 ms	20880 KB	Output is correct
141	Correct	375 ms	20956 KB	Output is correct
142	Correct	354 ms	20956 KB	Output is correct
143	Correct	288 ms	20952 KB	Output is correct
144	Correct	327 ms	20820 KB	Output is correct
145	Correct	343 ms	21036 KB	Output is correct
146	Correct	315 ms	20924 KB	Output is correct
147	Correct	2 ms	3672 KB	Output is correct
148	Correct	358 ms	20956 KB	Output is correct
149	Correct	281 ms	20880 KB	Output is correct
150	Correct	290 ms	20960 KB	Output is correct
151	Correct	284 ms	20956 KB	Output is correct
152	Correct	330 ms	20952 KB	Output is correct
153	Correct	309 ms	21076 KB	Output is correct
154	Correct	317 ms	20880 KB	Output is correct

Submission #903575

Compilation message