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답안 #814241

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
814241 2023-08-08T06:32:05 Z enerelt14 Diversity (CEOI21_diversity) C++14
64 / 100
 7000 ms 32996 KB 
#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <chrono>
#include <climits>
#include <cmath>
#include <complex>
#include <cstring>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <vector>
using namespace std;
 
#define ff first
#define ss second
#define ll long long
 
const int MX = 3e5 + 5;
const int MX1 = 5e4 + 5;
const int B = 300;
 
int N, Q;
int a[MX], num[MX], l[MX], r[MX];
ll ans[MX1];
pair<pair<int, int>, pair<int, int> > q[MX1];
ll val;
 
struct T{
	ll sum, left_sum, right_sum;
	T() {
		sum = left_sum = right_sum = 0;
	}
} tree[4 * MX];
 
void show(T x) {
	cout << x.left_sum << " " << x.right_sum << " " << x.sum << "\n";
}
 
void update(int id, int l, int r, int pos, int x) {
	if(l > pos || pos > r) return;
	tree[id].sum += x;
	tree[id].left_sum += x * (pos - l + 1);
	tree[id].right_sum += x * (r - pos + 1);
	if(l == r) return;
	int mid = (l + r) / 2;
	update(id * 2 + 1, l, mid, pos, x);
	update(id * 2 + 2, mid + 1, r, pos, x);
}
 
T query(int id, int l, int r, int L, int R) {
	T res;
	if(L > r || l > R) return res;
	if(L <= l && r <= R) return tree[id];
	int mid = (l + r) / 2;
	if(L > mid) return query(id * 2 + 2, mid + 1, r, L, R);
	if(R <= mid) return query(id * 2 + 1, l, mid, L, R);
	T x = query(id * 2 + 1, l, mid, L, R), y = query(id * 2 + 2, mid + 1, r, L, R);
	res.sum = x.sum + y.sum;
	res.left_sum = x.left_sum + y.left_sum + y.sum * (mid - L + 1);
	res.right_sum = x.right_sum + y.right_sum + x.sum * (R - mid);
	return res;
}
 
int prv(int x) {
	if(x <= (N - 1) / 2) return N - x;
	else return N - x - 1;
}
 
int nxt(int x) {
	if(x <= N / 2) return N - x - 1;
	else return N - x;
}
 
void add(int x) {
	num[x]++;
	l[num[x]] = r[num[x] - 1];
	if(r[num[x]] == -1) r[num[x]] = l[num[x]];
	if(r[num[x] - 1] == l[num[x] - 1]) r[num[x] - 1] = l[num[x] - 1] = -1;
	else r[num[x] - 1] = prv(r[num[x] - 1]);
	update(0, 0, N - 1, l[num[x]], 1);
	T y, z;
	if(l[num[x]] != 0) y = query(0, 0, N - 1, 0, l[num[x]] - 1);
	if(l[num[x]] != N - 1) z = query(0, 0, N - 1, l[num[x]] + 1, N - 1);
	val += y.right_sum + y.sum + z.left_sum + z.sum;
	val += num[x];
	// show(y);
	// show(z);
	// cout << val << "\n---------\n";
}
 
void remove(int x) {
	num[x]--;
	r[num[x]] = l[num[x] + 1];
	if(l[num[x]] == -1) l[num[x]] = r[num[x]];
	if(r[num[x] + 1] == l[num[x] + 1]) r[num[x] + 1] = l[num[x] + 1] = -1;
	else l[num[x] + 1] = nxt(l[num[x] + 1]);
	update(0, 0, N - 1, r[num[x]], -1);
	T y, z;
	if(r[num[x]] != 0) y = query(0, 0, N - 1, 0, r[num[x]] - 1);
	if(r[num[x]] != N - 1) z = query(0, 0, N - 1, r[num[x]] + 1, N - 1);
	val -= y.right_sum + y.sum + z.left_sum + z.sum;
	val -= (num[x] + 1);
}
 
int main() {
	ios::sync_with_stdio(0);cin.tie(0);
	memset(l, -1, sizeof(l));
	memset(r, -1, sizeof(r));
	cin >> N >> Q;
	l[0] = 0;
	r[0] = N / 2;
	for(int i = 0; i < N; i++) cin >> a[i];
	for(int i = 0; i < Q; i++) {
		int l, r;
		cin >> l >> r;
		l--;
		r--;
		q[i] = {{l / B, r}, {l, i}};
	}
	sort(q, q + Q);
	for(int i = 0; i < Q; i++) {
		if(i == 0) {
			for(int j = 0; j <= q[i].ff.ss; j++) add(a[j]);
			for(int j = 0; j < q[i].ss.ff; j++) remove(a[j]);
			ans[q[i].ss.ss] = val;
			continue;
		}
		for(int j = q[i - 1].ff.ss + 1; j <= q[i].ff.ss; j++) add(a[j]);
		for(int j = q[i - 1].ff.ss; j > q[i].ff.ss; j--) remove(a[j]);
		for(int j = q[i - 1].ss.ff; j < q[i].ss.ff; j++) remove(a[j]);
		for(int j = q[i - 1].ss.ff - 1; j >= q[i].ss.ff; j--) add(a[j]);
		ans[q[i].ss.ss] = val;
	}
	for(int i = 0; i < Q; i++) {
		cout << ans[i] << "\n";
	}
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30864 KB Output is correct
2 Correct 13 ms 30816 KB Output is correct
3 Correct 12 ms 30804 KB Output is correct
4 Correct 12 ms 30812 KB Output is correct
5 Correct 13 ms 30756 KB Output is correct
6 Correct 12 ms 30856 KB Output is correct
7 Correct 13 ms 30744 KB Output is correct
8 Correct 12 ms 30812 KB Output is correct
9 Correct 13 ms 30804 KB Output is correct
10 Correct 15 ms 30804 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30804 KB Output is correct
2 Correct 12 ms 30800 KB Output is correct
3 Correct 14 ms 30816 KB Output is correct
4 Correct 42 ms 31188 KB Output is correct
5 Correct 74 ms 31628 KB Output is correct
6 Correct 109 ms 31932 KB Output is correct
7 Correct 108 ms 31956 KB Output is correct
8 Correct 108 ms 32024 KB Output is correct
9 Correct 109 ms 32016 KB Output is correct
10 Correct 111 ms 32016 KB Output is correct
11 Correct 109 ms 32012 KB Output is correct
12 Correct 111 ms 32020 KB Output is correct
13 Correct 115 ms 32016 KB Output is correct
14 Correct 110 ms 32012 KB Output is correct
15 Correct 112 ms 31960 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30804 KB Output is correct
2 Correct 12 ms 30800 KB Output is correct
3 Correct 14 ms 30816 KB Output is correct
4 Correct 42 ms 31188 KB Output is correct
5 Correct 74 ms 31628 KB Output is correct
6 Correct 109 ms 31932 KB Output is correct
7 Correct 108 ms 31956 KB Output is correct
8 Correct 108 ms 32024 KB Output is correct
9 Correct 109 ms 32016 KB Output is correct
10 Correct 111 ms 32016 KB Output is correct
11 Correct 109 ms 32012 KB Output is correct
12 Correct 111 ms 32020 KB Output is correct
13 Correct 115 ms 32016 KB Output is correct
14 Correct 110 ms 32012 KB Output is correct
15 Correct 112 ms 31960 KB Output is correct
16 Correct 12 ms 30804 KB Output is correct
17 Correct 13 ms 30780 KB Output is correct
18 Correct 15 ms 30828 KB Output is correct
19 Correct 43 ms 31244 KB Output is correct
20 Correct 77 ms 31628 KB Output is correct
21 Correct 111 ms 32016 KB Output is correct
22 Correct 114 ms 32016 KB Output is correct
23 Correct 118 ms 32012 KB Output is correct
24 Correct 111 ms 32020 KB Output is correct
25 Correct 115 ms 32016 KB Output is correct
26 Correct 111 ms 32012 KB Output is correct
27 Correct 111 ms 31956 KB Output is correct
28 Correct 113 ms 31964 KB Output is correct
29 Correct 118 ms 32020 KB Output is correct
30 Correct 121 ms 32068 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30804 KB Output is correct
2 Correct 12 ms 30800 KB Output is correct
3 Correct 14 ms 30816 KB Output is correct
4 Correct 42 ms 31188 KB Output is correct
5 Correct 74 ms 31628 KB Output is correct
6 Correct 109 ms 31932 KB Output is correct
7 Correct 108 ms 31956 KB Output is correct
8 Correct 108 ms 32024 KB Output is correct
9 Correct 109 ms 32016 KB Output is correct
10 Correct 111 ms 32016 KB Output is correct
11 Correct 109 ms 32012 KB Output is correct
12 Correct 111 ms 32020 KB Output is correct
13 Correct 115 ms 32016 KB Output is correct
14 Correct 110 ms 32012 KB Output is correct
15 Correct 112 ms 31960 KB Output is correct
16 Correct 12 ms 30804 KB Output is correct
17 Correct 13 ms 30780 KB Output is correct
18 Correct 15 ms 30828 KB Output is correct
19 Correct 43 ms 31244 KB Output is correct
20 Correct 77 ms 31628 KB Output is correct
21 Correct 111 ms 32016 KB Output is correct
22 Correct 114 ms 32016 KB Output is correct
23 Correct 118 ms 32012 KB Output is correct
24 Correct 111 ms 32020 KB Output is correct
25 Correct 115 ms 32016 KB Output is correct
26 Correct 111 ms 32012 KB Output is correct
27 Correct 111 ms 31956 KB Output is correct
28 Correct 113 ms 31964 KB Output is correct
29 Correct 118 ms 32020 KB Output is correct
30 Correct 121 ms 32068 KB Output is correct
31 Correct 12 ms 30804 KB Output is correct
32 Correct 13 ms 30796 KB Output is correct
33 Correct 13 ms 30804 KB Output is correct
34 Correct 15 ms 30896 KB Output is correct
35 Correct 17 ms 30880 KB Output is correct
36 Correct 16 ms 30804 KB Output is correct
37 Correct 30 ms 31068 KB Output is correct
38 Correct 31 ms 31020 KB Output is correct
39 Correct 52 ms 31164 KB Output is correct
40 Correct 94 ms 31632 KB Output is correct
41 Correct 138 ms 31924 KB Output is correct
42 Correct 138 ms 32024 KB Output is correct
43 Correct 139 ms 32140 KB Output is correct
44 Correct 137 ms 32020 KB Output is correct
45 Correct 155 ms 32132 KB Output is correct
46 Correct 141 ms 32028 KB Output is correct
47 Correct 157 ms 32028 KB Output is correct
48 Correct 137 ms 32016 KB Output is correct
49 Correct 142 ms 32028 KB Output is correct
50 Correct 145 ms 32024 KB Output is correct
51 Correct 141 ms 32020 KB Output is correct
52 Correct 150 ms 32020 KB Output is correct
53 Correct 137 ms 32024 KB Output is correct
54 Correct 165 ms 32020 KB Output is correct
55 Correct 139 ms 32020 KB Output is correct
56 Correct 137 ms 32016 KB Output is correct
57 Correct 138 ms 32016 KB Output is correct
58 Correct 154 ms 32020 KB Output is correct
59 Correct 138 ms 32016 KB Output is correct
60 Correct 137 ms 32020 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30864 KB Output is correct
2 Correct 13 ms 30816 KB Output is correct
3 Correct 12 ms 30804 KB Output is correct
4 Correct 12 ms 30812 KB Output is correct
5 Correct 13 ms 30756 KB Output is correct
6 Correct 12 ms 30856 KB Output is correct
7 Correct 13 ms 30744 KB Output is correct
8 Correct 12 ms 30812 KB Output is correct
9 Correct 13 ms 30804 KB Output is correct
10 Correct 15 ms 30804 KB Output is correct
11 Correct 13 ms 30804 KB Output is correct
12 Correct 12 ms 30800 KB Output is correct
13 Correct 14 ms 30816 KB Output is correct
14 Correct 42 ms 31188 KB Output is correct
15 Correct 74 ms 31628 KB Output is correct
16 Correct 109 ms 31932 KB Output is correct
17 Correct 108 ms 31956 KB Output is correct
18 Correct 108 ms 32024 KB Output is correct
19 Correct 109 ms 32016 KB Output is correct
20 Correct 111 ms 32016 KB Output is correct
21 Correct 109 ms 32012 KB Output is correct
22 Correct 111 ms 32020 KB Output is correct
23 Correct 115 ms 32016 KB Output is correct
24 Correct 110 ms 32012 KB Output is correct
25 Correct 112 ms 31960 KB Output is correct
26 Correct 12 ms 30804 KB Output is correct
27 Correct 13 ms 30780 KB Output is correct
28 Correct 15 ms 30828 KB Output is correct
29 Correct 43 ms 31244 KB Output is correct
30 Correct 77 ms 31628 KB Output is correct
31 Correct 111 ms 32016 KB Output is correct
32 Correct 114 ms 32016 KB Output is correct
33 Correct 118 ms 32012 KB Output is correct
34 Correct 111 ms 32020 KB Output is correct
35 Correct 115 ms 32016 KB Output is correct
36 Correct 111 ms 32012 KB Output is correct
37 Correct 111 ms 31956 KB Output is correct
38 Correct 113 ms 31964 KB Output is correct
39 Correct 118 ms 32020 KB Output is correct
40 Correct 121 ms 32068 KB Output is correct
41 Correct 12 ms 30804 KB Output is correct
42 Correct 13 ms 30796 KB Output is correct
43 Correct 13 ms 30804 KB Output is correct
44 Correct 15 ms 30896 KB Output is correct
45 Correct 17 ms 30880 KB Output is correct
46 Correct 16 ms 30804 KB Output is correct
47 Correct 30 ms 31068 KB Output is correct
48 Correct 31 ms 31020 KB Output is correct
49 Correct 52 ms 31164 KB Output is correct
50 Correct 94 ms 31632 KB Output is correct
51 Correct 138 ms 31924 KB Output is correct
52 Correct 138 ms 32024 KB Output is correct
53 Correct 139 ms 32140 KB Output is correct
54 Correct 137 ms 32020 KB Output is correct
55 Correct 155 ms 32132 KB Output is correct
56 Correct 141 ms 32028 KB Output is correct
57 Correct 157 ms 32028 KB Output is correct
58 Correct 137 ms 32016 KB Output is correct
59 Correct 142 ms 32028 KB Output is correct
60 Correct 145 ms 32024 KB Output is correct
61 Correct 141 ms 32020 KB Output is correct
62 Correct 150 ms 32020 KB Output is correct
63 Correct 137 ms 32024 KB Output is correct
64 Correct 165 ms 32020 KB Output is correct
65 Correct 139 ms 32020 KB Output is correct
66 Correct 137 ms 32016 KB Output is correct
67 Correct 138 ms 32016 KB Output is correct
68 Correct 154 ms 32020 KB Output is correct
69 Correct 138 ms 32016 KB Output is correct
70 Correct 137 ms 32020 KB Output is correct
71 Correct 33 ms 31048 KB Output is correct
72 Correct 31 ms 31064 KB Output is correct
73 Correct 31 ms 31060 KB Output is correct
74 Correct 34 ms 31004 KB Output is correct
75 Correct 34 ms 30960 KB Output is correct
76 Correct 54 ms 31188 KB Output is correct
77 Correct 54 ms 31260 KB Output is correct
78 Correct 56 ms 31256 KB Output is correct
79 Correct 62 ms 31240 KB Output is correct
80 Correct 58 ms 31268 KB Output is correct
81 Correct 113 ms 31664 KB Output is correct
82 Correct 107 ms 31668 KB Output is correct
83 Correct 103 ms 31668 KB Output is correct
84 Correct 103 ms 31656 KB Output is correct
85 Correct 102 ms 31556 KB Output is correct
86 Correct 136 ms 31828 KB Output is correct
87 Correct 110 ms 31708 KB Output is correct
88 Correct 109 ms 31708 KB Output is correct
89 Correct 108 ms 31628 KB Output is correct
90 Correct 102 ms 31712 KB Output is correct
91 Correct 172 ms 32460 KB Output is correct
92 Correct 166 ms 32404 KB Output is correct
93 Correct 156 ms 32408 KB Output is correct
94 Correct 154 ms 32404 KB Output is correct
95 Correct 154 ms 32400 KB Output is correct
96 Correct 154 ms 32804 KB Output is correct
97 Correct 153 ms 32724 KB Output is correct
98 Correct 154 ms 32728 KB Output is correct
99 Correct 155 ms 32800 KB Output is correct
100 Correct 156 ms 32800 KB Output is correct
101 Correct 164 ms 32784 KB Output is correct
102 Correct 216 ms 32820 KB Output is correct
103 Correct 149 ms 32804 KB Output is correct
104 Correct 156 ms 32688 KB Output is correct
105 Correct 159 ms 32804 KB Output is correct
106 Correct 174 ms 32980 KB Output is correct
107 Correct 156 ms 32996 KB Output is correct
108 Correct 148 ms 32968 KB Output is correct
109 Correct 155 ms 32904 KB Output is correct
110 Correct 162 ms 32992 KB Output is correct
111 Correct 156 ms 32988 KB Output is correct
112 Correct 151 ms 32992 KB Output is correct
113 Correct 204 ms 32992 KB Output is correct
114 Correct 159 ms 32992 KB Output is correct
115 Correct 151 ms 32992 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30864 KB Output is correct
2 Correct 13 ms 30816 KB Output is correct
3 Correct 12 ms 30804 KB Output is correct
4 Correct 12 ms 30812 KB Output is correct
5 Correct 13 ms 30756 KB Output is correct
6 Correct 12 ms 30856 KB Output is correct
7 Correct 13 ms 30744 KB Output is correct
8 Correct 12 ms 30812 KB Output is correct
9 Correct 13 ms 30804 KB Output is correct
10 Correct 15 ms 30804 KB Output is correct
11 Correct 13 ms 30804 KB Output is correct
12 Correct 12 ms 30800 KB Output is correct
13 Correct 14 ms 30816 KB Output is correct
14 Correct 42 ms 31188 KB Output is correct
15 Correct 74 ms 31628 KB Output is correct
16 Correct 109 ms 31932 KB Output is correct
17 Correct 108 ms 31956 KB Output is correct
18 Correct 108 ms 32024 KB Output is correct
19 Correct 109 ms 32016 KB Output is correct
20 Correct 111 ms 32016 KB Output is correct
21 Correct 109 ms 32012 KB Output is correct
22 Correct 111 ms 32020 KB Output is correct
23 Correct 115 ms 32016 KB Output is correct
24 Correct 110 ms 32012 KB Output is correct
25 Correct 112 ms 31960 KB Output is correct
26 Correct 12 ms 30804 KB Output is correct
27 Correct 13 ms 30780 KB Output is correct
28 Correct 15 ms 30828 KB Output is correct
29 Correct 43 ms 31244 KB Output is correct
30 Correct 77 ms 31628 KB Output is correct
31 Correct 111 ms 32016 KB Output is correct
32 Correct 114 ms 32016 KB Output is correct
33 Correct 118 ms 32012 KB Output is correct
34 Correct 111 ms 32020 KB Output is correct
35 Correct 115 ms 32016 KB Output is correct
36 Correct 111 ms 32012 KB Output is correct
37 Correct 111 ms 31956 KB Output is correct
38 Correct 113 ms 31964 KB Output is correct
39 Correct 118 ms 32020 KB Output is correct
40 Correct 121 ms 32068 KB Output is correct
41 Correct 12 ms 30804 KB Output is correct
42 Correct 13 ms 30796 KB Output is correct
43 Correct 13 ms 30804 KB Output is correct
44 Correct 15 ms 30896 KB Output is correct
45 Correct 17 ms 30880 KB Output is correct
46 Correct 16 ms 30804 KB Output is correct
47 Correct 30 ms 31068 KB Output is correct
48 Correct 31 ms 31020 KB Output is correct
49 Correct 52 ms 31164 KB Output is correct
50 Correct 94 ms 31632 KB Output is correct
51 Correct 138 ms 31924 KB Output is correct
52 Correct 138 ms 32024 KB Output is correct
53 Correct 139 ms 32140 KB Output is correct
54 Correct 137 ms 32020 KB Output is correct
55 Correct 155 ms 32132 KB Output is correct
56 Correct 141 ms 32028 KB Output is correct
57 Correct 157 ms 32028 KB Output is correct
58 Correct 137 ms 32016 KB Output is correct
59 Correct 142 ms 32028 KB Output is correct
60 Correct 145 ms 32024 KB Output is correct
61 Correct 141 ms 32020 KB Output is correct
62 Correct 150 ms 32020 KB Output is correct
63 Correct 137 ms 32024 KB Output is correct
64 Correct 165 ms 32020 KB Output is correct
65 Correct 139 ms 32020 KB Output is correct
66 Correct 137 ms 32016 KB Output is correct
67 Correct 138 ms 32016 KB Output is correct
68 Correct 154 ms 32020 KB Output is correct
69 Correct 138 ms 32016 KB Output is correct
70 Correct 137 ms 32020 KB Output is correct
71 Correct 33 ms 31048 KB Output is correct
72 Correct 31 ms 31064 KB Output is correct
73 Correct 31 ms 31060 KB Output is correct
74 Correct 34 ms 31004 KB Output is correct
75 Correct 34 ms 30960 KB Output is correct
76 Correct 54 ms 31188 KB Output is correct
77 Correct 54 ms 31260 KB Output is correct
78 Correct 56 ms 31256 KB Output is correct
79 Correct 62 ms 31240 KB Output is correct
80 Correct 58 ms 31268 KB Output is correct
81 Correct 113 ms 31664 KB Output is correct
82 Correct 107 ms 31668 KB Output is correct
83 Correct 103 ms 31668 KB Output is correct
84 Correct 103 ms 31656 KB Output is correct
85 Correct 102 ms 31556 KB Output is correct
86 Correct 136 ms 31828 KB Output is correct
87 Correct 110 ms 31708 KB Output is correct
88 Correct 109 ms 31708 KB Output is correct
89 Correct 108 ms 31628 KB Output is correct
90 Correct 102 ms 31712 KB Output is correct
91 Correct 172 ms 32460 KB Output is correct
92 Correct 166 ms 32404 KB Output is correct
93 Correct 156 ms 32408 KB Output is correct
94 Correct 154 ms 32404 KB Output is correct
95 Correct 154 ms 32400 KB Output is correct
96 Correct 154 ms 32804 KB Output is correct
97 Correct 153 ms 32724 KB Output is correct
98 Correct 154 ms 32728 KB Output is correct
99 Correct 155 ms 32800 KB Output is correct
100 Correct 156 ms 32800 KB Output is correct
101 Correct 164 ms 32784 KB Output is correct
102 Correct 216 ms 32820 KB Output is correct
103 Correct 149 ms 32804 KB Output is correct
104 Correct 156 ms 32688 KB Output is correct
105 Correct 159 ms 32804 KB Output is correct
106 Correct 174 ms 32980 KB Output is correct
107 Correct 156 ms 32996 KB Output is correct
108 Correct 148 ms 32968 KB Output is correct
109 Correct 155 ms 32904 KB Output is correct
110 Correct 162 ms 32992 KB Output is correct
111 Correct 156 ms 32988 KB Output is correct
112 Correct 151 ms 32992 KB Output is correct
113 Correct 204 ms 32992 KB Output is correct
114 Correct 159 ms 32992 KB Output is correct
115 Correct 151 ms 32992 KB Output is correct
116 Correct 1177 ms 32436 KB Output is correct
117 Correct 1228 ms 32444 KB Output is correct
118 Correct 3883 ms 32728 KB Output is correct
119 Correct 4250 ms 32728 KB Output is correct
120 Correct 4398 ms 32724 KB Output is correct
121 Execution timed out 7086 ms 32344 KB Time limit exceeded
122 Halted 0 ms 0 KB -