답안 #784016

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
784016	2023-07-15T14:31:27 Z	HamletPetrosyan	Diversity (CEOI21_diversity)	C++17	64 / 100	42 ms	11244 KB

diversity

/// -- -- ---- --- -- --
/// no. c.ompi le  ti:me
/// -- -- ---- --- -- --

#include <bits/stdc++.h>
using namespace std;
void abandoned_precalc();

#define pll pair<long long, long long>
#define all(a) (a).begin(), (a).end()
#define len(a) ((int)(a).size())
#define add push_back
#define mkp make_pair
#define ll long long
#define fr first
#define sc second

const long long INF = 1000000000ll * 1000000003ll;
const long long MOD = 1000000007ll;
const int N = 3e5 + 5;

ll n, q;
ll a[N];
ll cnt[N];

void solve(){
	cin >> n >> q;
	for(int i = 0; i < n; i++){
		cin >> a[i];
		cnt[a[i]]++;
	}
	for(int i = 0, x, y; i < q; i++){
		cin >> x >> y;
	}
	vector<ll> v, w;
	ll sum = 0;
	for(int i = 1; i <= 300000; i++){
		if(cnt[i]) v.add(cnt[i]), sum += cnt[i];
	}
	sort(all(v));
	for(int i = 0; i < len(v); i++){
		if(i < len(v) / 2) w.add(v[2 * i + 1]);
		else w.add(v[(len(v) - 1 - i) * 2]);
	}
//	for(auto x : w){
//		cout << x << " ";
//	}
//	cout << endl;
	ll ans = 0, pref = 0;
	for(int i = 0; i < len(w); i++){
		ans += (pref + w[i]) * (sum - pref);
		ans -= w[i] * (w[i] - 1) / 2;
		pref += w[i];
	}

	cout << ans << endl;
}

int main(){
	ios_base::sync_with_stdio(false); cin.tie(0);
	int _ = 1;
	// cout << fixed;
	// cout.precision(9);

	abandoned_precalc();
	// cin >> _ ;
	while(_--) solve();
	return 0;
}

/// ---- - --------  ------ -------- -- - - -
/// just a reminder. ubuntu password is i o i
/// ---- - --------  ------ -------- -- - - -














void abandoned_precalc(){
	
}

Subtask #1
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	4 ms	1108 KB	Output is correct
5	Correct	9 ms	1804 KB	Output is correct
6	Correct	16 ms	2636 KB	Output is correct
7	Correct	13 ms	2584 KB	Output is correct
8	Correct	12 ms	2616 KB	Output is correct
9	Correct	12 ms	2660 KB	Output is correct
10	Correct	13 ms	2668 KB	Output is correct
11	Correct	13 ms	2644 KB	Output is correct
12	Correct	13 ms	2652 KB	Output is correct
13	Correct	13 ms	2568 KB	Output is correct
14	Correct	13 ms	2560 KB	Output is correct
15	Correct	15 ms	2616 KB	Output is correct

Subtask #3
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	4 ms	1108 KB	Output is correct
5	Correct	9 ms	1804 KB	Output is correct
6	Correct	16 ms	2636 KB	Output is correct
7	Correct	13 ms	2584 KB	Output is correct
8	Correct	12 ms	2616 KB	Output is correct
9	Correct	12 ms	2660 KB	Output is correct
10	Correct	13 ms	2668 KB	Output is correct
11	Correct	13 ms	2644 KB	Output is correct
12	Correct	13 ms	2652 KB	Output is correct
13	Correct	13 ms	2568 KB	Output is correct
14	Correct	13 ms	2560 KB	Output is correct
15	Correct	15 ms	2616 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	5 ms	1108 KB	Output is correct
20	Correct	10 ms	1876 KB	Output is correct
21	Correct	13 ms	2556 KB	Output is correct
22	Correct	14 ms	2644 KB	Output is correct
23	Correct	14 ms	2636 KB	Output is correct
24	Correct	14 ms	2644 KB	Output is correct
25	Correct	14 ms	2684 KB	Output is correct
26	Correct	14 ms	2656 KB	Output is correct
27	Correct	14 ms	2592 KB	Output is correct
28	Correct	14 ms	2644 KB	Output is correct
29	Correct	14 ms	2644 KB	Output is correct
30	Correct	14 ms	2644 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	4 ms	1108 KB	Output is correct
5	Correct	9 ms	1804 KB	Output is correct
6	Correct	16 ms	2636 KB	Output is correct
7	Correct	13 ms	2584 KB	Output is correct
8	Correct	12 ms	2616 KB	Output is correct
9	Correct	12 ms	2660 KB	Output is correct
10	Correct	13 ms	2668 KB	Output is correct
11	Correct	13 ms	2644 KB	Output is correct
12	Correct	13 ms	2652 KB	Output is correct
13	Correct	13 ms	2568 KB	Output is correct
14	Correct	13 ms	2560 KB	Output is correct
15	Correct	15 ms	2616 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	5 ms	1108 KB	Output is correct
20	Correct	10 ms	1876 KB	Output is correct
21	Correct	13 ms	2556 KB	Output is correct
22	Correct	14 ms	2644 KB	Output is correct
23	Correct	14 ms	2636 KB	Output is correct
24	Correct	14 ms	2644 KB	Output is correct
25	Correct	14 ms	2684 KB	Output is correct
26	Correct	14 ms	2656 KB	Output is correct
27	Correct	14 ms	2592 KB	Output is correct
28	Correct	14 ms	2644 KB	Output is correct
29	Correct	14 ms	2644 KB	Output is correct
30	Correct	14 ms	2644 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	340 KB	Output is correct
33	Correct	1 ms	340 KB	Output is correct
34	Correct	2 ms	340 KB	Output is correct
35	Correct	1 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	5 ms	724 KB	Output is correct
38	Correct	3 ms	748 KB	Output is correct
39	Correct	6 ms	1108 KB	Output is correct
40	Correct	11 ms	1892 KB	Output is correct
41	Correct	16 ms	2600 KB	Output is correct
42	Correct	15 ms	2644 KB	Output is correct
43	Correct	17 ms	2616 KB	Output is correct
44	Correct	18 ms	2644 KB	Output is correct
45	Correct	15 ms	2644 KB	Output is correct
46	Correct	24 ms	2648 KB	Output is correct
47	Correct	15 ms	2644 KB	Output is correct
48	Correct	19 ms	2604 KB	Output is correct
49	Correct	15 ms	2616 KB	Output is correct
50	Correct	17 ms	2588 KB	Output is correct
51	Correct	25 ms	2684 KB	Output is correct
52	Correct	24 ms	2644 KB	Output is correct
53	Correct	20 ms	2668 KB	Output is correct
54	Correct	18 ms	2708 KB	Output is correct
55	Correct	15 ms	2660 KB	Output is correct
56	Correct	16 ms	2644 KB	Output is correct
57	Correct	15 ms	2700 KB	Output is correct
58	Correct	16 ms	2624 KB	Output is correct
59	Correct	19 ms	2644 KB	Output is correct
60	Correct	15 ms	2648 KB	Output is correct

Subtask #5
26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	4 ms	1108 KB	Output is correct
15	Correct	9 ms	1804 KB	Output is correct
16	Correct	16 ms	2636 KB	Output is correct
17	Correct	13 ms	2584 KB	Output is correct
18	Correct	12 ms	2616 KB	Output is correct
19	Correct	12 ms	2660 KB	Output is correct
20	Correct	13 ms	2668 KB	Output is correct
21	Correct	13 ms	2644 KB	Output is correct
22	Correct	13 ms	2652 KB	Output is correct
23	Correct	13 ms	2568 KB	Output is correct
24	Correct	13 ms	2560 KB	Output is correct
25	Correct	15 ms	2616 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	5 ms	1108 KB	Output is correct
30	Correct	10 ms	1876 KB	Output is correct
31	Correct	13 ms	2556 KB	Output is correct
32	Correct	14 ms	2644 KB	Output is correct
33	Correct	14 ms	2636 KB	Output is correct
34	Correct	14 ms	2644 KB	Output is correct
35	Correct	14 ms	2684 KB	Output is correct
36	Correct	14 ms	2656 KB	Output is correct
37	Correct	14 ms	2592 KB	Output is correct
38	Correct	14 ms	2644 KB	Output is correct
39	Correct	14 ms	2644 KB	Output is correct
40	Correct	14 ms	2644 KB	Output is correct
41	Correct	1 ms	340 KB	Output is correct
42	Correct	1 ms	340 KB	Output is correct
43	Correct	1 ms	340 KB	Output is correct
44	Correct	2 ms	340 KB	Output is correct
45	Correct	1 ms	340 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	5 ms	724 KB	Output is correct
48	Correct	3 ms	748 KB	Output is correct
49	Correct	6 ms	1108 KB	Output is correct
50	Correct	11 ms	1892 KB	Output is correct
51	Correct	16 ms	2600 KB	Output is correct
52	Correct	15 ms	2644 KB	Output is correct
53	Correct	17 ms	2616 KB	Output is correct
54	Correct	18 ms	2644 KB	Output is correct
55	Correct	15 ms	2644 KB	Output is correct
56	Correct	24 ms	2648 KB	Output is correct
57	Correct	15 ms	2644 KB	Output is correct
58	Correct	19 ms	2604 KB	Output is correct
59	Correct	15 ms	2616 KB	Output is correct
60	Correct	17 ms	2588 KB	Output is correct
61	Correct	25 ms	2684 KB	Output is correct
62	Correct	24 ms	2644 KB	Output is correct
63	Correct	20 ms	2668 KB	Output is correct
64	Correct	18 ms	2708 KB	Output is correct
65	Correct	15 ms	2660 KB	Output is correct
66	Correct	16 ms	2644 KB	Output is correct
67	Correct	15 ms	2700 KB	Output is correct
68	Correct	16 ms	2624 KB	Output is correct
69	Correct	19 ms	2644 KB	Output is correct
70	Correct	15 ms	2648 KB	Output is correct
71	Correct	3 ms	724 KB	Output is correct
72	Correct	3 ms	724 KB	Output is correct
73	Correct	4 ms	724 KB	Output is correct
74	Correct	4 ms	724 KB	Output is correct
75	Correct	5 ms	676 KB	Output is correct
76	Correct	6 ms	1236 KB	Output is correct
77	Correct	6 ms	1236 KB	Output is correct
78	Correct	6 ms	1236 KB	Output is correct
79	Correct	6 ms	1196 KB	Output is correct
80	Correct	6 ms	1236 KB	Output is correct
81	Correct	12 ms	2260 KB	Output is correct
82	Correct	12 ms	2200 KB	Output is correct
83	Correct	12 ms	2260 KB	Output is correct
84	Correct	12 ms	2196 KB	Output is correct
85	Correct	18 ms	2260 KB	Output is correct
86	Correct	13 ms	2588 KB	Output is correct
87	Correct	14 ms	2556 KB	Output is correct
88	Correct	13 ms	2584 KB	Output is correct
89	Correct	14 ms	2612 KB	Output is correct
90	Correct	20 ms	2492 KB	Output is correct
91	Correct	23 ms	5760 KB	Output is correct
92	Correct	26 ms	5780 KB	Output is correct
93	Correct	25 ms	5660 KB	Output is correct
94	Correct	22 ms	5724 KB	Output is correct
95	Correct	37 ms	5736 KB	Output is correct
96	Correct	41 ms	8820 KB	Output is correct
97	Correct	29 ms	10412 KB	Output is correct
98	Correct	29 ms	10404 KB	Output is correct
99	Correct	29 ms	10352 KB	Output is correct
100	Correct	29 ms	10400 KB	Output is correct
101	Correct	29 ms	10308 KB	Output is correct
102	Correct	29 ms	10308 KB	Output is correct
103	Correct	37 ms	10308 KB	Output is correct
104	Correct	29 ms	10320 KB	Output is correct
105	Correct	36 ms	10360 KB	Output is correct
106	Correct	40 ms	11244 KB	Output is correct
107	Correct	29 ms	11184 KB	Output is correct
108	Correct	29 ms	11076 KB	Output is correct
109	Correct	32 ms	11144 KB	Output is correct
110	Correct	33 ms	11184 KB	Output is correct
111	Correct	42 ms	11092 KB	Output is correct
112	Correct	31 ms	11116 KB	Output is correct
113	Correct	32 ms	11172 KB	Output is correct
114	Correct	29 ms	11128 KB	Output is correct
115	Correct	29 ms	11200 KB	Output is correct

Subtask #6
0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	4 ms	1108 KB	Output is correct
15	Correct	9 ms	1804 KB	Output is correct
16	Correct	16 ms	2636 KB	Output is correct
17	Correct	13 ms	2584 KB	Output is correct
18	Correct	12 ms	2616 KB	Output is correct
19	Correct	12 ms	2660 KB	Output is correct
20	Correct	13 ms	2668 KB	Output is correct
21	Correct	13 ms	2644 KB	Output is correct
22	Correct	13 ms	2652 KB	Output is correct
23	Correct	13 ms	2568 KB	Output is correct
24	Correct	13 ms	2560 KB	Output is correct
25	Correct	15 ms	2616 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	5 ms	1108 KB	Output is correct
30	Correct	10 ms	1876 KB	Output is correct
31	Correct	13 ms	2556 KB	Output is correct
32	Correct	14 ms	2644 KB	Output is correct
33	Correct	14 ms	2636 KB	Output is correct
34	Correct	14 ms	2644 KB	Output is correct
35	Correct	14 ms	2684 KB	Output is correct
36	Correct	14 ms	2656 KB	Output is correct
37	Correct	14 ms	2592 KB	Output is correct
38	Correct	14 ms	2644 KB	Output is correct
39	Correct	14 ms	2644 KB	Output is correct
40	Correct	14 ms	2644 KB	Output is correct
41	Correct	1 ms	340 KB	Output is correct
42	Correct	1 ms	340 KB	Output is correct
43	Correct	1 ms	340 KB	Output is correct
44	Correct	2 ms	340 KB	Output is correct
45	Correct	1 ms	340 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	5 ms	724 KB	Output is correct
48	Correct	3 ms	748 KB	Output is correct
49	Correct	6 ms	1108 KB	Output is correct
50	Correct	11 ms	1892 KB	Output is correct
51	Correct	16 ms	2600 KB	Output is correct
52	Correct	15 ms	2644 KB	Output is correct
53	Correct	17 ms	2616 KB	Output is correct
54	Correct	18 ms	2644 KB	Output is correct
55	Correct	15 ms	2644 KB	Output is correct
56	Correct	24 ms	2648 KB	Output is correct
57	Correct	15 ms	2644 KB	Output is correct
58	Correct	19 ms	2604 KB	Output is correct
59	Correct	15 ms	2616 KB	Output is correct
60	Correct	17 ms	2588 KB	Output is correct
61	Correct	25 ms	2684 KB	Output is correct
62	Correct	24 ms	2644 KB	Output is correct
63	Correct	20 ms	2668 KB	Output is correct
64	Correct	18 ms	2708 KB	Output is correct
65	Correct	15 ms	2660 KB	Output is correct
66	Correct	16 ms	2644 KB	Output is correct
67	Correct	15 ms	2700 KB	Output is correct
68	Correct	16 ms	2624 KB	Output is correct
69	Correct	19 ms	2644 KB	Output is correct
70	Correct	15 ms	2648 KB	Output is correct
71	Correct	3 ms	724 KB	Output is correct
72	Correct	3 ms	724 KB	Output is correct
73	Correct	4 ms	724 KB	Output is correct
74	Correct	4 ms	724 KB	Output is correct
75	Correct	5 ms	676 KB	Output is correct
76	Correct	6 ms	1236 KB	Output is correct
77	Correct	6 ms	1236 KB	Output is correct
78	Correct	6 ms	1236 KB	Output is correct
79	Correct	6 ms	1196 KB	Output is correct
80	Correct	6 ms	1236 KB	Output is correct
81	Correct	12 ms	2260 KB	Output is correct
82	Correct	12 ms	2200 KB	Output is correct
83	Correct	12 ms	2260 KB	Output is correct
84	Correct	12 ms	2196 KB	Output is correct
85	Correct	18 ms	2260 KB	Output is correct
86	Correct	13 ms	2588 KB	Output is correct
87	Correct	14 ms	2556 KB	Output is correct
88	Correct	13 ms	2584 KB	Output is correct
89	Correct	14 ms	2612 KB	Output is correct
90	Correct	20 ms	2492 KB	Output is correct
91	Correct	23 ms	5760 KB	Output is correct
92	Correct	26 ms	5780 KB	Output is correct
93	Correct	25 ms	5660 KB	Output is correct
94	Correct	22 ms	5724 KB	Output is correct
95	Correct	37 ms	5736 KB	Output is correct
96	Correct	41 ms	8820 KB	Output is correct
97	Correct	29 ms	10412 KB	Output is correct
98	Correct	29 ms	10404 KB	Output is correct
99	Correct	29 ms	10352 KB	Output is correct
100	Correct	29 ms	10400 KB	Output is correct
101	Correct	29 ms	10308 KB	Output is correct
102	Correct	29 ms	10308 KB	Output is correct
103	Correct	37 ms	10308 KB	Output is correct
104	Correct	29 ms	10320 KB	Output is correct
105	Correct	36 ms	10360 KB	Output is correct
106	Correct	40 ms	11244 KB	Output is correct
107	Correct	29 ms	11184 KB	Output is correct
108	Correct	29 ms	11076 KB	Output is correct
109	Correct	32 ms	11144 KB	Output is correct
110	Correct	33 ms	11184 KB	Output is correct
111	Correct	42 ms	11092 KB	Output is correct
112	Correct	31 ms	11116 KB	Output is correct
113	Correct	32 ms	11172 KB	Output is correct
114	Correct	29 ms	11128 KB	Output is correct
115	Correct	29 ms	11200 KB	Output is correct
116	Incorrect	7 ms	908 KB	Output isn't correct
117	Halted	0 ms	0 KB	-

답안 #784016

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