답안 #871323

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
871323	2023-11-10T14:56:57 Z	Trisanu_Das	Diversity (CEOI21_diversity)	C++17	64 / 100	77 ms	11060 KB

diversity

#include<bits/stdc++.h>
#define int long long
using namespace std;

const int N = 3e5 + 5, mod = 1e9 + 7;
int t, n, a[300005], c[300005];

signed main(){
	int q;
	cin >> n >> q;
	for(int i = 1; i <= n; i++) cin >> a[i], c[a[i]]++;
	vector<int> x;
	for(int i = 1; i <= n; i++) {
		if(!c[a[i]]) continue;
		x.push_back(c[a[i]]);
		c[a[i]] = 0;
	}
	sort(x.rbegin(), x.rend());
	int t = 0;
	deque<int> dq;
	for(int i = 0; i < x.size(); i++) {
		if(t) dq.push_front(x[i]);
		else dq.push_back(x[i]);
		t ^= 1;
	}
	int p = 0, ans = x.size() * n * (n + 1) / 2;
	while(dq.size()) {
		int x = dq.front();
		dq.pop_front();
		ans -= (p * (p + 1) / 2);
		p += x;
		ans -= ((n - p) * (n - p + 1)) / 2;
	}
	cout << ans;
}

Compilation message

diversity.cpp: In function 'int main()':
diversity.cpp:21:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |  for(int i = 0; i < x.size(); i++) {
      |                 ~~^~~~~~~~~~

Subtask #1
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2392 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	11 ms	2492 KB	Output is correct
5	Correct	20 ms	2396 KB	Output is correct
6	Correct	34 ms	2640 KB	Output is correct
7	Correct	31 ms	2908 KB	Output is correct
8	Correct	33 ms	2680 KB	Output is correct
9	Correct	33 ms	2648 KB	Output is correct
10	Correct	33 ms	2644 KB	Output is correct
11	Correct	32 ms	2684 KB	Output is correct
12	Correct	40 ms	2780 KB	Output is correct
13	Correct	32 ms	2740 KB	Output is correct
14	Correct	35 ms	2740 KB	Output is correct
15	Correct	32 ms	2736 KB	Output is correct

Subtask #3
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	11 ms	2492 KB	Output is correct
5	Correct	20 ms	2396 KB	Output is correct
6	Correct	34 ms	2640 KB	Output is correct
7	Correct	31 ms	2908 KB	Output is correct
8	Correct	33 ms	2680 KB	Output is correct
9	Correct	33 ms	2648 KB	Output is correct
10	Correct	33 ms	2644 KB	Output is correct
11	Correct	32 ms	2684 KB	Output is correct
12	Correct	40 ms	2780 KB	Output is correct
13	Correct	32 ms	2740 KB	Output is correct
14	Correct	35 ms	2740 KB	Output is correct
15	Correct	32 ms	2736 KB	Output is correct
16	Correct	0 ms	2392 KB	Output is correct
17	Correct	1 ms	2392 KB	Output is correct
18	Correct	2 ms	2396 KB	Output is correct
19	Correct	12 ms	2396 KB	Output is correct
20	Correct	24 ms	2396 KB	Output is correct
21	Correct	36 ms	2644 KB	Output is correct
22	Correct	36 ms	2640 KB	Output is correct
23	Correct	36 ms	2744 KB	Output is correct
24	Correct	35 ms	2644 KB	Output is correct
25	Correct	35 ms	2908 KB	Output is correct
26	Correct	34 ms	2908 KB	Output is correct
27	Correct	36 ms	2648 KB	Output is correct
28	Correct	34 ms	2652 KB	Output is correct
29	Correct	35 ms	2736 KB	Output is correct
30	Correct	36 ms	2908 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	11 ms	2492 KB	Output is correct
5	Correct	20 ms	2396 KB	Output is correct
6	Correct	34 ms	2640 KB	Output is correct
7	Correct	31 ms	2908 KB	Output is correct
8	Correct	33 ms	2680 KB	Output is correct
9	Correct	33 ms	2648 KB	Output is correct
10	Correct	33 ms	2644 KB	Output is correct
11	Correct	32 ms	2684 KB	Output is correct
12	Correct	40 ms	2780 KB	Output is correct
13	Correct	32 ms	2740 KB	Output is correct
14	Correct	35 ms	2740 KB	Output is correct
15	Correct	32 ms	2736 KB	Output is correct
16	Correct	0 ms	2392 KB	Output is correct
17	Correct	1 ms	2392 KB	Output is correct
18	Correct	2 ms	2396 KB	Output is correct
19	Correct	12 ms	2396 KB	Output is correct
20	Correct	24 ms	2396 KB	Output is correct
21	Correct	36 ms	2644 KB	Output is correct
22	Correct	36 ms	2640 KB	Output is correct
23	Correct	36 ms	2744 KB	Output is correct
24	Correct	35 ms	2644 KB	Output is correct
25	Correct	35 ms	2908 KB	Output is correct
26	Correct	34 ms	2908 KB	Output is correct
27	Correct	36 ms	2648 KB	Output is correct
28	Correct	34 ms	2652 KB	Output is correct
29	Correct	35 ms	2736 KB	Output is correct
30	Correct	36 ms	2908 KB	Output is correct
31	Correct	1 ms	2392 KB	Output is correct
32	Correct	1 ms	2392 KB	Output is correct
33	Correct	1 ms	2396 KB	Output is correct
34	Correct	2 ms	2396 KB	Output is correct
35	Correct	2 ms	2528 KB	Output is correct
36	Correct	3 ms	2392 KB	Output is correct
37	Correct	8 ms	2504 KB	Output is correct
38	Correct	8 ms	2652 KB	Output is correct
39	Correct	15 ms	2864 KB	Output is correct
40	Correct	35 ms	3116 KB	Output is correct
41	Correct	43 ms	3924 KB	Output is correct
42	Correct	43 ms	4000 KB	Output is correct
43	Correct	43 ms	3920 KB	Output is correct
44	Correct	43 ms	3924 KB	Output is correct
45	Correct	47 ms	4012 KB	Output is correct
46	Correct	43 ms	3920 KB	Output is correct
47	Correct	43 ms	3876 KB	Output is correct
48	Correct	43 ms	4008 KB	Output is correct
49	Correct	43 ms	3920 KB	Output is correct
50	Correct	43 ms	3888 KB	Output is correct
51	Correct	47 ms	4008 KB	Output is correct
52	Correct	43 ms	4028 KB	Output is correct
53	Correct	43 ms	3920 KB	Output is correct
54	Correct	46 ms	3924 KB	Output is correct
55	Correct	42 ms	3888 KB	Output is correct
56	Correct	43 ms	3924 KB	Output is correct
57	Correct	44 ms	3872 KB	Output is correct
58	Correct	43 ms	3872 KB	Output is correct
59	Correct	43 ms	3924 KB	Output is correct
60	Correct	43 ms	3924 KB	Output is correct

Subtask #5
26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2392 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 ms	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	2 ms	2396 KB	Output is correct
14	Correct	11 ms	2492 KB	Output is correct
15	Correct	20 ms	2396 KB	Output is correct
16	Correct	34 ms	2640 KB	Output is correct
17	Correct	31 ms	2908 KB	Output is correct
18	Correct	33 ms	2680 KB	Output is correct
19	Correct	33 ms	2648 KB	Output is correct
20	Correct	33 ms	2644 KB	Output is correct
21	Correct	32 ms	2684 KB	Output is correct
22	Correct	40 ms	2780 KB	Output is correct
23	Correct	32 ms	2740 KB	Output is correct
24	Correct	35 ms	2740 KB	Output is correct
25	Correct	32 ms	2736 KB	Output is correct
26	Correct	0 ms	2392 KB	Output is correct
27	Correct	1 ms	2392 KB	Output is correct
28	Correct	2 ms	2396 KB	Output is correct
29	Correct	12 ms	2396 KB	Output is correct
30	Correct	24 ms	2396 KB	Output is correct
31	Correct	36 ms	2644 KB	Output is correct
32	Correct	36 ms	2640 KB	Output is correct
33	Correct	36 ms	2744 KB	Output is correct
34	Correct	35 ms	2644 KB	Output is correct
35	Correct	35 ms	2908 KB	Output is correct
36	Correct	34 ms	2908 KB	Output is correct
37	Correct	36 ms	2648 KB	Output is correct
38	Correct	34 ms	2652 KB	Output is correct
39	Correct	35 ms	2736 KB	Output is correct
40	Correct	36 ms	2908 KB	Output is correct
41	Correct	1 ms	2392 KB	Output is correct
42	Correct	1 ms	2392 KB	Output is correct
43	Correct	1 ms	2396 KB	Output is correct
44	Correct	2 ms	2396 KB	Output is correct
45	Correct	2 ms	2528 KB	Output is correct
46	Correct	3 ms	2392 KB	Output is correct
47	Correct	8 ms	2504 KB	Output is correct
48	Correct	8 ms	2652 KB	Output is correct
49	Correct	15 ms	2864 KB	Output is correct
50	Correct	35 ms	3116 KB	Output is correct
51	Correct	43 ms	3924 KB	Output is correct
52	Correct	43 ms	4000 KB	Output is correct
53	Correct	43 ms	3920 KB	Output is correct
54	Correct	43 ms	3924 KB	Output is correct
55	Correct	47 ms	4012 KB	Output is correct
56	Correct	43 ms	3920 KB	Output is correct
57	Correct	43 ms	3876 KB	Output is correct
58	Correct	43 ms	4008 KB	Output is correct
59	Correct	43 ms	3920 KB	Output is correct
60	Correct	43 ms	3888 KB	Output is correct
61	Correct	47 ms	4008 KB	Output is correct
62	Correct	43 ms	4028 KB	Output is correct
63	Correct	43 ms	3920 KB	Output is correct
64	Correct	46 ms	3924 KB	Output is correct
65	Correct	42 ms	3888 KB	Output is correct
66	Correct	43 ms	3924 KB	Output is correct
67	Correct	44 ms	3872 KB	Output is correct
68	Correct	43 ms	3872 KB	Output is correct
69	Correct	43 ms	3924 KB	Output is correct
70	Correct	43 ms	3924 KB	Output is correct
71	Correct	9 ms	2652 KB	Output is correct
72	Correct	9 ms	2724 KB	Output is correct
73	Correct	8 ms	2652 KB	Output is correct
74	Correct	8 ms	2904 KB	Output is correct
75	Correct	8 ms	2648 KB	Output is correct
76	Correct	17 ms	2904 KB	Output is correct
77	Correct	18 ms	2904 KB	Output is correct
78	Correct	17 ms	2908 KB	Output is correct
79	Correct	17 ms	2908 KB	Output is correct
80	Correct	17 ms	2908 KB	Output is correct
81	Correct	35 ms	3700 KB	Output is correct
82	Correct	35 ms	3696 KB	Output is correct
83	Correct	39 ms	3672 KB	Output is correct
84	Correct	35 ms	3512 KB	Output is correct
85	Correct	35 ms	3664 KB	Output is correct
86	Correct	37 ms	3920 KB	Output is correct
87	Correct	37 ms	3924 KB	Output is correct
88	Correct	48 ms	3920 KB	Output is correct
89	Correct	38 ms	4024 KB	Output is correct
90	Correct	44 ms	4020 KB	Output is correct
91	Correct	63 ms	8252 KB	Output is correct
92	Correct	62 ms	8392 KB	Output is correct
93	Correct	61 ms	8260 KB	Output is correct
94	Correct	62 ms	8388 KB	Output is correct
95	Correct	62 ms	8264 KB	Output is correct
96	Correct	68 ms	10176 KB	Output is correct
97	Correct	69 ms	10040 KB	Output is correct
98	Correct	69 ms	10180 KB	Output is correct
99	Correct	69 ms	10180 KB	Output is correct
100	Correct	75 ms	10292 KB	Output is correct
101	Correct	72 ms	10040 KB	Output is correct
102	Correct	69 ms	10176 KB	Output is correct
103	Correct	70 ms	10184 KB	Output is correct
104	Correct	68 ms	10036 KB	Output is correct
105	Correct	77 ms	10176 KB	Output is correct
106	Correct	73 ms	10936 KB	Output is correct
107	Correct	69 ms	10944 KB	Output is correct
108	Correct	68 ms	11060 KB	Output is correct
109	Correct	69 ms	10948 KB	Output is correct
110	Correct	69 ms	10820 KB	Output is correct
111	Correct	69 ms	10948 KB	Output is correct
112	Correct	69 ms	10948 KB	Output is correct
113	Correct	68 ms	10944 KB	Output is correct
114	Correct	68 ms	10944 KB	Output is correct
115	Correct	69 ms	10944 KB	Output is correct

Subtask #6
0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2396 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2392 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 ms	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	2 ms	2396 KB	Output is correct
14	Correct	11 ms	2492 KB	Output is correct
15	Correct	20 ms	2396 KB	Output is correct
16	Correct	34 ms	2640 KB	Output is correct
17	Correct	31 ms	2908 KB	Output is correct
18	Correct	33 ms	2680 KB	Output is correct
19	Correct	33 ms	2648 KB	Output is correct
20	Correct	33 ms	2644 KB	Output is correct
21	Correct	32 ms	2684 KB	Output is correct
22	Correct	40 ms	2780 KB	Output is correct
23	Correct	32 ms	2740 KB	Output is correct
24	Correct	35 ms	2740 KB	Output is correct
25	Correct	32 ms	2736 KB	Output is correct
26	Correct	0 ms	2392 KB	Output is correct
27	Correct	1 ms	2392 KB	Output is correct
28	Correct	2 ms	2396 KB	Output is correct
29	Correct	12 ms	2396 KB	Output is correct
30	Correct	24 ms	2396 KB	Output is correct
31	Correct	36 ms	2644 KB	Output is correct
32	Correct	36 ms	2640 KB	Output is correct
33	Correct	36 ms	2744 KB	Output is correct
34	Correct	35 ms	2644 KB	Output is correct
35	Correct	35 ms	2908 KB	Output is correct
36	Correct	34 ms	2908 KB	Output is correct
37	Correct	36 ms	2648 KB	Output is correct
38	Correct	34 ms	2652 KB	Output is correct
39	Correct	35 ms	2736 KB	Output is correct
40	Correct	36 ms	2908 KB	Output is correct
41	Correct	1 ms	2392 KB	Output is correct
42	Correct	1 ms	2392 KB	Output is correct
43	Correct	1 ms	2396 KB	Output is correct
44	Correct	2 ms	2396 KB	Output is correct
45	Correct	2 ms	2528 KB	Output is correct
46	Correct	3 ms	2392 KB	Output is correct
47	Correct	8 ms	2504 KB	Output is correct
48	Correct	8 ms	2652 KB	Output is correct
49	Correct	15 ms	2864 KB	Output is correct
50	Correct	35 ms	3116 KB	Output is correct
51	Correct	43 ms	3924 KB	Output is correct
52	Correct	43 ms	4000 KB	Output is correct
53	Correct	43 ms	3920 KB	Output is correct
54	Correct	43 ms	3924 KB	Output is correct
55	Correct	47 ms	4012 KB	Output is correct
56	Correct	43 ms	3920 KB	Output is correct
57	Correct	43 ms	3876 KB	Output is correct
58	Correct	43 ms	4008 KB	Output is correct
59	Correct	43 ms	3920 KB	Output is correct
60	Correct	43 ms	3888 KB	Output is correct
61	Correct	47 ms	4008 KB	Output is correct
62	Correct	43 ms	4028 KB	Output is correct
63	Correct	43 ms	3920 KB	Output is correct
64	Correct	46 ms	3924 KB	Output is correct
65	Correct	42 ms	3888 KB	Output is correct
66	Correct	43 ms	3924 KB	Output is correct
67	Correct	44 ms	3872 KB	Output is correct
68	Correct	43 ms	3872 KB	Output is correct
69	Correct	43 ms	3924 KB	Output is correct
70	Correct	43 ms	3924 KB	Output is correct
71	Correct	9 ms	2652 KB	Output is correct
72	Correct	9 ms	2724 KB	Output is correct
73	Correct	8 ms	2652 KB	Output is correct
74	Correct	8 ms	2904 KB	Output is correct
75	Correct	8 ms	2648 KB	Output is correct
76	Correct	17 ms	2904 KB	Output is correct
77	Correct	18 ms	2904 KB	Output is correct
78	Correct	17 ms	2908 KB	Output is correct
79	Correct	17 ms	2908 KB	Output is correct
80	Correct	17 ms	2908 KB	Output is correct
81	Correct	35 ms	3700 KB	Output is correct
82	Correct	35 ms	3696 KB	Output is correct
83	Correct	39 ms	3672 KB	Output is correct
84	Correct	35 ms	3512 KB	Output is correct
85	Correct	35 ms	3664 KB	Output is correct
86	Correct	37 ms	3920 KB	Output is correct
87	Correct	37 ms	3924 KB	Output is correct
88	Correct	48 ms	3920 KB	Output is correct
89	Correct	38 ms	4024 KB	Output is correct
90	Correct	44 ms	4020 KB	Output is correct
91	Correct	63 ms	8252 KB	Output is correct
92	Correct	62 ms	8392 KB	Output is correct
93	Correct	61 ms	8260 KB	Output is correct
94	Correct	62 ms	8388 KB	Output is correct
95	Correct	62 ms	8264 KB	Output is correct
96	Correct	68 ms	10176 KB	Output is correct
97	Correct	69 ms	10040 KB	Output is correct
98	Correct	69 ms	10180 KB	Output is correct
99	Correct	69 ms	10180 KB	Output is correct
100	Correct	75 ms	10292 KB	Output is correct
101	Correct	72 ms	10040 KB	Output is correct
102	Correct	69 ms	10176 KB	Output is correct
103	Correct	70 ms	10184 KB	Output is correct
104	Correct	68 ms	10036 KB	Output is correct
105	Correct	77 ms	10176 KB	Output is correct
106	Correct	73 ms	10936 KB	Output is correct
107	Correct	69 ms	10944 KB	Output is correct
108	Correct	68 ms	11060 KB	Output is correct
109	Correct	69 ms	10948 KB	Output is correct
110	Correct	69 ms	10820 KB	Output is correct
111	Correct	69 ms	10948 KB	Output is correct
112	Correct	69 ms	10948 KB	Output is correct
113	Correct	68 ms	10944 KB	Output is correct
114	Correct	68 ms	10944 KB	Output is correct
115	Correct	69 ms	10944 KB	Output is correct
116	Incorrect	2 ms	2392 KB	Output isn't correct
117	Halted	0 ms	0 KB	-

답안 #871323

Compilation message

Subtask #1 4.0 / 4.0

Subtask #2 10.0 / 10.0

Subtask #3 8.0 / 8.0

Subtask #4 16.0 / 16.0

Subtask #5 26.0 / 26.0

Subtask #6 0 / 36.0

Subtask #1
4.0 / 4.0

Subtask #2
10.0 / 10.0

Subtask #3
8.0 / 8.0

Subtask #4
16.0 / 16.0

Subtask #5
26.0 / 26.0

Subtask #6
0 / 36.0