답안 #576874

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
576874	2022-06-13T16:54:15 Z	amunduzbaev	Diversity (CEOI21_diversity)	C++17	64 / 100	7000 ms	4028 KB

diversity

#include "bits/stdc++.h"
using namespace std;
 
#define ar array
#define ll int64_t
 
const int N = 3e5 + 5;
const int Q = 5e4 + 5;
const int B = 1350;
int a[N], l[Q], r[Q];
int cnt[N];
ll res[Q];
 
signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, q; cin>>n>>q;
	vector<int> p;
	for(int i=0;i<n;i++){
		cin>>a[i];
	}
	for(int i=0;i<q;i++){
		cin>>l[i]>>r[i];
		l[i]--;
		p.push_back(i);
	}
	sort(p.begin(), p.end(), [&](int i, int j){
		if(l[i] / B != l[j] / B){
			return l[i] < l[j];
		} 
		return r[i] < r[j];
	});
	map<int, int> mm;
	auto add = [&](int i){
		if(cnt[a[i]]){
			mm[cnt[a[i]]]--;
			if(!mm[cnt[a[i]]]) mm.erase(cnt[a[i]]);
		} 
		cnt[a[i]]++;
		mm[cnt[a[i]]]++;
	};
	auto del = [&](int i){
		assert(cnt[a[i]]);
		mm[cnt[a[i]]]--;
		if(!mm[cnt[a[i]]]) mm.erase(cnt[a[i]]);
		cnt[a[i]]--;
		if(cnt[a[i]]) mm[cnt[a[i]]]++;
	};
	
	int lx = 0, rx = 0;
	for(auto i : p){
		if(rx > r[i]){ 
			lx = rx = l[i];
			memset(cnt, 0, sizeof cnt);
			mm.clear();
		}
		while(rx < r[i]){
			add(rx++);
		}
		while(lx > l[i]){
			add(--lx);
		}
		while(lx < l[i]){
			del(lx++);
		}
		
		int ls = 0, rs = 0;
		vector<ar<ll, 2>> L, R;
		for(auto [v, c] : mm){
			int b = (c + 1) / 2, s = c / 2;
			if(ls > rs) swap(b, s);
			if(b) L.push_back({v, b}), ls += b;
			if(s) R.push_back({v, s}), rs += s;
		}
		reverse(R.begin(), R.end());
		
		L.insert(L.end(), R.begin(), R.end());
		ll sum = 0, sumj = 0, p = 0;
		for(auto [v, c] : L){
			res[i] += v * (p * c + c * (c - 1) / 2) * sum;
			res[i] -= v * c * sumj;
			res[i] += (c * c * (c + 1) / 2 - c * (c + 1) * (2 * c + 1) / 6) * v * v;
			sumj += v * (p * c + c * (c - 1) / 2);
			p += c, sum += v * c;
		}
		
		res[i] += sum * (sum + 1) / 2;
	}
	
	for(int i=0;i<q;i++) cout<<res[i]<<"\n";
}

Subtask #1
4.0 / 4.0

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

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	2 ms	340 KB	Output is correct
4	Correct	16 ms	740 KB	Output is correct
5	Correct	27 ms	1068 KB	Output is correct
6	Correct	44 ms	1496 KB	Output is correct
7	Correct	38 ms	1504 KB	Output is correct
8	Correct	47 ms	1500 KB	Output is correct
9	Correct	43 ms	1492 KB	Output is correct
10	Correct	41 ms	1492 KB	Output is correct
11	Correct	43 ms	1508 KB	Output is correct
12	Correct	44 ms	1492 KB	Output is correct
13	Correct	44 ms	1492 KB	Output is correct
14	Correct	43 ms	1384 KB	Output is correct
15	Correct	43 ms	1496 KB	Output is correct

Subtask #3
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	2 ms	340 KB	Output is correct
4	Correct	16 ms	740 KB	Output is correct
5	Correct	27 ms	1068 KB	Output is correct
6	Correct	44 ms	1496 KB	Output is correct
7	Correct	38 ms	1504 KB	Output is correct
8	Correct	47 ms	1500 KB	Output is correct
9	Correct	43 ms	1492 KB	Output is correct
10	Correct	41 ms	1492 KB	Output is correct
11	Correct	43 ms	1508 KB	Output is correct
12	Correct	44 ms	1492 KB	Output is correct
13	Correct	44 ms	1492 KB	Output is correct
14	Correct	43 ms	1384 KB	Output is correct
15	Correct	43 ms	1496 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	2 ms	340 KB	Output is correct
19	Correct	18 ms	724 KB	Output is correct
20	Correct	35 ms	1108 KB	Output is correct
21	Correct	54 ms	1500 KB	Output is correct
22	Correct	54 ms	1540 KB	Output is correct
23	Correct	52 ms	1416 KB	Output is correct
24	Correct	52 ms	1492 KB	Output is correct
25	Correct	53 ms	1496 KB	Output is correct
26	Correct	56 ms	1504 KB	Output is correct
27	Correct	55 ms	1492 KB	Output is correct
28	Correct	51 ms	1512 KB	Output is correct
29	Correct	52 ms	1484 KB	Output is correct
30	Correct	54 ms	1512 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	2 ms	340 KB	Output is correct
4	Correct	16 ms	740 KB	Output is correct
5	Correct	27 ms	1068 KB	Output is correct
6	Correct	44 ms	1496 KB	Output is correct
7	Correct	38 ms	1504 KB	Output is correct
8	Correct	47 ms	1500 KB	Output is correct
9	Correct	43 ms	1492 KB	Output is correct
10	Correct	41 ms	1492 KB	Output is correct
11	Correct	43 ms	1508 KB	Output is correct
12	Correct	44 ms	1492 KB	Output is correct
13	Correct	44 ms	1492 KB	Output is correct
14	Correct	43 ms	1384 KB	Output is correct
15	Correct	43 ms	1496 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	2 ms	340 KB	Output is correct
19	Correct	18 ms	724 KB	Output is correct
20	Correct	35 ms	1108 KB	Output is correct
21	Correct	54 ms	1500 KB	Output is correct
22	Correct	54 ms	1540 KB	Output is correct
23	Correct	52 ms	1416 KB	Output is correct
24	Correct	52 ms	1492 KB	Output is correct
25	Correct	53 ms	1496 KB	Output is correct
26	Correct	56 ms	1504 KB	Output is correct
27	Correct	55 ms	1492 KB	Output is correct
28	Correct	51 ms	1512 KB	Output is correct
29	Correct	52 ms	1484 KB	Output is correct
30	Correct	54 ms	1512 KB	Output is correct
31	Correct	0 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	2 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	10 ms	468 KB	Output is correct
38	Correct	8 ms	468 KB	Output is correct
39	Correct	18 ms	752 KB	Output is correct
40	Correct	43 ms	1104 KB	Output is correct
41	Correct	67 ms	1516 KB	Output is correct
42	Correct	67 ms	1536 KB	Output is correct
43	Correct	69 ms	1648 KB	Output is correct
44	Correct	68 ms	1524 KB	Output is correct
45	Correct	68 ms	1556 KB	Output is correct
46	Correct	69 ms	1492 KB	Output is correct
47	Correct	67 ms	1524 KB	Output is correct
48	Correct	67 ms	1512 KB	Output is correct
49	Correct	70 ms	1492 KB	Output is correct
50	Correct	68 ms	1524 KB	Output is correct
51	Correct	69 ms	1632 KB	Output is correct
52	Correct	67 ms	1528 KB	Output is correct
53	Correct	67 ms	1532 KB	Output is correct
54	Correct	70 ms	1612 KB	Output is correct
55	Correct	67 ms	1532 KB	Output is correct
56	Correct	67 ms	1520 KB	Output is correct
57	Correct	66 ms	1452 KB	Output is correct
58	Correct	68 ms	1520 KB	Output is correct
59	Correct	68 ms	1512 KB	Output is correct
60	Correct	69 ms	1516 KB	Output is correct

Subtask #5
26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	16 ms	740 KB	Output is correct
15	Correct	27 ms	1068 KB	Output is correct
16	Correct	44 ms	1496 KB	Output is correct
17	Correct	38 ms	1504 KB	Output is correct
18	Correct	47 ms	1500 KB	Output is correct
19	Correct	43 ms	1492 KB	Output is correct
20	Correct	41 ms	1492 KB	Output is correct
21	Correct	43 ms	1508 KB	Output is correct
22	Correct	44 ms	1492 KB	Output is correct
23	Correct	44 ms	1492 KB	Output is correct
24	Correct	43 ms	1384 KB	Output is correct
25	Correct	43 ms	1496 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	2 ms	340 KB	Output is correct
29	Correct	18 ms	724 KB	Output is correct
30	Correct	35 ms	1108 KB	Output is correct
31	Correct	54 ms	1500 KB	Output is correct
32	Correct	54 ms	1540 KB	Output is correct
33	Correct	52 ms	1416 KB	Output is correct
34	Correct	52 ms	1492 KB	Output is correct
35	Correct	53 ms	1496 KB	Output is correct
36	Correct	56 ms	1504 KB	Output is correct
37	Correct	55 ms	1492 KB	Output is correct
38	Correct	51 ms	1512 KB	Output is correct
39	Correct	52 ms	1484 KB	Output is correct
40	Correct	54 ms	1512 KB	Output is correct
41	Correct	0 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	2 ms	340 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	10 ms	468 KB	Output is correct
48	Correct	8 ms	468 KB	Output is correct
49	Correct	18 ms	752 KB	Output is correct
50	Correct	43 ms	1104 KB	Output is correct
51	Correct	67 ms	1516 KB	Output is correct
52	Correct	67 ms	1536 KB	Output is correct
53	Correct	69 ms	1648 KB	Output is correct
54	Correct	68 ms	1524 KB	Output is correct
55	Correct	68 ms	1556 KB	Output is correct
56	Correct	69 ms	1492 KB	Output is correct
57	Correct	67 ms	1524 KB	Output is correct
58	Correct	67 ms	1512 KB	Output is correct
59	Correct	70 ms	1492 KB	Output is correct
60	Correct	68 ms	1524 KB	Output is correct
61	Correct	69 ms	1632 KB	Output is correct
62	Correct	67 ms	1528 KB	Output is correct
63	Correct	67 ms	1532 KB	Output is correct
64	Correct	70 ms	1612 KB	Output is correct
65	Correct	67 ms	1532 KB	Output is correct
66	Correct	67 ms	1520 KB	Output is correct
67	Correct	66 ms	1452 KB	Output is correct
68	Correct	68 ms	1520 KB	Output is correct
69	Correct	68 ms	1512 KB	Output is correct
70	Correct	69 ms	1516 KB	Output is correct
71	Correct	8 ms	524 KB	Output is correct
72	Correct	7 ms	468 KB	Output is correct
73	Correct	7 ms	468 KB	Output is correct
74	Correct	7 ms	468 KB	Output is correct
75	Correct	7 ms	468 KB	Output is correct
76	Correct	12 ms	756 KB	Output is correct
77	Correct	13 ms	724 KB	Output is correct
78	Correct	13 ms	852 KB	Output is correct
79	Correct	11 ms	724 KB	Output is correct
80	Correct	14 ms	760 KB	Output is correct
81	Correct	25 ms	1160 KB	Output is correct
82	Correct	23 ms	1168 KB	Output is correct
83	Correct	23 ms	1108 KB	Output is correct
84	Correct	25 ms	1084 KB	Output is correct
85	Correct	23 ms	1164 KB	Output is correct
86	Correct	21 ms	1112 KB	Output is correct
87	Correct	21 ms	1196 KB	Output is correct
88	Correct	22 ms	1124 KB	Output is correct
89	Correct	21 ms	1200 KB	Output is correct
90	Correct	21 ms	1100 KB	Output is correct
91	Correct	27 ms	1884 KB	Output is correct
92	Correct	29 ms	1804 KB	Output is correct
93	Correct	36 ms	1844 KB	Output is correct
94	Correct	28 ms	1768 KB	Output is correct
95	Correct	27 ms	1840 KB	Output is correct
96	Correct	27 ms	2304 KB	Output is correct
97	Correct	29 ms	2196 KB	Output is correct
98	Correct	29 ms	2276 KB	Output is correct
99	Correct	28 ms	2244 KB	Output is correct
100	Correct	28 ms	2284 KB	Output is correct
101	Correct	27 ms	2272 KB	Output is correct
102	Correct	27 ms	2296 KB	Output is correct
103	Correct	27 ms	2276 KB	Output is correct
104	Correct	27 ms	2252 KB	Output is correct
105	Correct	28 ms	2276 KB	Output is correct
106	Correct	25 ms	2368 KB	Output is correct
107	Correct	25 ms	2380 KB	Output is correct
108	Correct	26 ms	2452 KB	Output is correct
109	Correct	25 ms	2480 KB	Output is correct
110	Correct	26 ms	2388 KB	Output is correct
111	Correct	27 ms	2388 KB	Output is correct
112	Correct	28 ms	2428 KB	Output is correct
113	Correct	26 ms	2432 KB	Output is correct
114	Correct	27 ms	2400 KB	Output is correct
115	Correct	26 ms	2388 KB	Output is correct

Subtask #6
0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	16 ms	740 KB	Output is correct
15	Correct	27 ms	1068 KB	Output is correct
16	Correct	44 ms	1496 KB	Output is correct
17	Correct	38 ms	1504 KB	Output is correct
18	Correct	47 ms	1500 KB	Output is correct
19	Correct	43 ms	1492 KB	Output is correct
20	Correct	41 ms	1492 KB	Output is correct
21	Correct	43 ms	1508 KB	Output is correct
22	Correct	44 ms	1492 KB	Output is correct
23	Correct	44 ms	1492 KB	Output is correct
24	Correct	43 ms	1384 KB	Output is correct
25	Correct	43 ms	1496 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	2 ms	340 KB	Output is correct
29	Correct	18 ms	724 KB	Output is correct
30	Correct	35 ms	1108 KB	Output is correct
31	Correct	54 ms	1500 KB	Output is correct
32	Correct	54 ms	1540 KB	Output is correct
33	Correct	52 ms	1416 KB	Output is correct
34	Correct	52 ms	1492 KB	Output is correct
35	Correct	53 ms	1496 KB	Output is correct
36	Correct	56 ms	1504 KB	Output is correct
37	Correct	55 ms	1492 KB	Output is correct
38	Correct	51 ms	1512 KB	Output is correct
39	Correct	52 ms	1484 KB	Output is correct
40	Correct	54 ms	1512 KB	Output is correct
41	Correct	0 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	2 ms	340 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	10 ms	468 KB	Output is correct
48	Correct	8 ms	468 KB	Output is correct
49	Correct	18 ms	752 KB	Output is correct
50	Correct	43 ms	1104 KB	Output is correct
51	Correct	67 ms	1516 KB	Output is correct
52	Correct	67 ms	1536 KB	Output is correct
53	Correct	69 ms	1648 KB	Output is correct
54	Correct	68 ms	1524 KB	Output is correct
55	Correct	68 ms	1556 KB	Output is correct
56	Correct	69 ms	1492 KB	Output is correct
57	Correct	67 ms	1524 KB	Output is correct
58	Correct	67 ms	1512 KB	Output is correct
59	Correct	70 ms	1492 KB	Output is correct
60	Correct	68 ms	1524 KB	Output is correct
61	Correct	69 ms	1632 KB	Output is correct
62	Correct	67 ms	1528 KB	Output is correct
63	Correct	67 ms	1532 KB	Output is correct
64	Correct	70 ms	1612 KB	Output is correct
65	Correct	67 ms	1532 KB	Output is correct
66	Correct	67 ms	1520 KB	Output is correct
67	Correct	66 ms	1452 KB	Output is correct
68	Correct	68 ms	1520 KB	Output is correct
69	Correct	68 ms	1512 KB	Output is correct
70	Correct	69 ms	1516 KB	Output is correct
71	Correct	8 ms	524 KB	Output is correct
72	Correct	7 ms	468 KB	Output is correct
73	Correct	7 ms	468 KB	Output is correct
74	Correct	7 ms	468 KB	Output is correct
75	Correct	7 ms	468 KB	Output is correct
76	Correct	12 ms	756 KB	Output is correct
77	Correct	13 ms	724 KB	Output is correct
78	Correct	13 ms	852 KB	Output is correct
79	Correct	11 ms	724 KB	Output is correct
80	Correct	14 ms	760 KB	Output is correct
81	Correct	25 ms	1160 KB	Output is correct
82	Correct	23 ms	1168 KB	Output is correct
83	Correct	23 ms	1108 KB	Output is correct
84	Correct	25 ms	1084 KB	Output is correct
85	Correct	23 ms	1164 KB	Output is correct
86	Correct	21 ms	1112 KB	Output is correct
87	Correct	21 ms	1196 KB	Output is correct
88	Correct	22 ms	1124 KB	Output is correct
89	Correct	21 ms	1200 KB	Output is correct
90	Correct	21 ms	1100 KB	Output is correct
91	Correct	27 ms	1884 KB	Output is correct
92	Correct	29 ms	1804 KB	Output is correct
93	Correct	36 ms	1844 KB	Output is correct
94	Correct	28 ms	1768 KB	Output is correct
95	Correct	27 ms	1840 KB	Output is correct
96	Correct	27 ms	2304 KB	Output is correct
97	Correct	29 ms	2196 KB	Output is correct
98	Correct	29 ms	2276 KB	Output is correct
99	Correct	28 ms	2244 KB	Output is correct
100	Correct	28 ms	2284 KB	Output is correct
101	Correct	27 ms	2272 KB	Output is correct
102	Correct	27 ms	2296 KB	Output is correct
103	Correct	27 ms	2276 KB	Output is correct
104	Correct	27 ms	2252 KB	Output is correct
105	Correct	28 ms	2276 KB	Output is correct
106	Correct	25 ms	2368 KB	Output is correct
107	Correct	25 ms	2380 KB	Output is correct
108	Correct	26 ms	2452 KB	Output is correct
109	Correct	25 ms	2480 KB	Output is correct
110	Correct	26 ms	2388 KB	Output is correct
111	Correct	27 ms	2388 KB	Output is correct
112	Correct	28 ms	2428 KB	Output is correct
113	Correct	26 ms	2432 KB	Output is correct
114	Correct	27 ms	2400 KB	Output is correct
115	Correct	26 ms	2388 KB	Output is correct
116	Correct	3118 ms	3028 KB	Output is correct
117	Correct	2885 ms	3032 KB	Output is correct
118	Correct	4187 ms	3280 KB	Output is correct
119	Correct	2745 ms	3312 KB	Output is correct
120	Correct	1878 ms	3424 KB	Output is correct
121	Correct	3041 ms	3508 KB	Output is correct
122	Correct	2136 ms	3504 KB	Output is correct
123	Correct	5606 ms	4020 KB	Output is correct
124	Correct	2632 ms	4024 KB	Output is correct
125	Correct	1858 ms	4028 KB	Output is correct
126	Execution timed out	7017 ms	3712 KB	Time limit exceeded
127	Halted	0 ms	0 KB	-

답안 #576874

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