oj.uz

답안 #814248

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
814248 2023-08-08T06:34:26 Z khshg Diversity (CEOI21_diversity) C++14
64 / 100
 7000 ms 33028 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 = 33333;
 
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 14 ms 30808 KB Output is correct
2 Correct 14 ms 30804 KB Output is correct
3 Correct 17 ms 30852 KB Output is correct
4 Correct 13 ms 30800 KB Output is correct
5 Correct 13 ms 30804 KB Output is correct
6 Correct 14 ms 30796 KB Output is correct
7 Correct 14 ms 30744 KB Output is correct
8 Correct 13 ms 30772 KB Output is correct
9 Correct 15 ms 30804 KB Output is correct
10 Correct 13 ms 30776 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30852 KB Output is correct
2 Correct 14 ms 30868 KB Output is correct
3 Correct 15 ms 30848 KB Output is correct
4 Correct 45 ms 31244 KB Output is correct
5 Correct 76 ms 31572 KB Output is correct
6 Correct 132 ms 32020 KB Output is correct
7 Correct 113 ms 32016 KB Output is correct
8 Correct 119 ms 31920 KB Output is correct
9 Correct 116 ms 31920 KB Output is correct
10 Correct 113 ms 31956 KB Output is correct
11 Correct 115 ms 32016 KB Output is correct
12 Correct 144 ms 31920 KB Output is correct
13 Correct 132 ms 32020 KB Output is correct
14 Correct 119 ms 31972 KB Output is correct
15 Correct 124 ms 32016 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30852 KB Output is correct
2 Correct 14 ms 30868 KB Output is correct
3 Correct 15 ms 30848 KB Output is correct
4 Correct 45 ms 31244 KB Output is correct
5 Correct 76 ms 31572 KB Output is correct
6 Correct 132 ms 32020 KB Output is correct
7 Correct 113 ms 32016 KB Output is correct
8 Correct 119 ms 31920 KB Output is correct
9 Correct 116 ms 31920 KB Output is correct
10 Correct 113 ms 31956 KB Output is correct
11 Correct 115 ms 32016 KB Output is correct
12 Correct 144 ms 31920 KB Output is correct
13 Correct 132 ms 32020 KB Output is correct
14 Correct 119 ms 31972 KB Output is correct
15 Correct 124 ms 32016 KB Output is correct
16 Correct 13 ms 30804 KB Output is correct
17 Correct 12 ms 30796 KB Output is correct
18 Correct 15 ms 30804 KB Output is correct
19 Correct 44 ms 31244 KB Output is correct
20 Correct 79 ms 31536 KB Output is correct
21 Correct 129 ms 32012 KB Output is correct
22 Correct 183 ms 32016 KB Output is correct
23 Correct 176 ms 32012 KB Output is correct
24 Correct 116 ms 32016 KB Output is correct
25 Correct 116 ms 32020 KB Output is correct
26 Correct 113 ms 32016 KB Output is correct
27 Correct 112 ms 31988 KB Output is correct
28 Correct 119 ms 32012 KB Output is correct
29 Correct 120 ms 32020 KB Output is correct
30 Correct 136 ms 32020 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 30852 KB Output is correct
2 Correct 14 ms 30868 KB Output is correct
3 Correct 15 ms 30848 KB Output is correct
4 Correct 45 ms 31244 KB Output is correct
5 Correct 76 ms 31572 KB Output is correct
6 Correct 132 ms 32020 KB Output is correct
7 Correct 113 ms 32016 KB Output is correct
8 Correct 119 ms 31920 KB Output is correct
9 Correct 116 ms 31920 KB Output is correct
10 Correct 113 ms 31956 KB Output is correct
11 Correct 115 ms 32016 KB Output is correct
12 Correct 144 ms 31920 KB Output is correct
13 Correct 132 ms 32020 KB Output is correct
14 Correct 119 ms 31972 KB Output is correct
15 Correct 124 ms 32016 KB Output is correct
16 Correct 13 ms 30804 KB Output is correct
17 Correct 12 ms 30796 KB Output is correct
18 Correct 15 ms 30804 KB Output is correct
19 Correct 44 ms 31244 KB Output is correct
20 Correct 79 ms 31536 KB Output is correct
21 Correct 129 ms 32012 KB Output is correct
22 Correct 183 ms 32016 KB Output is correct
23 Correct 176 ms 32012 KB Output is correct
24 Correct 116 ms 32016 KB Output is correct
25 Correct 116 ms 32020 KB Output is correct
26 Correct 113 ms 32016 KB Output is correct
27 Correct 112 ms 31988 KB Output is correct
28 Correct 119 ms 32012 KB Output is correct
29 Correct 120 ms 32020 KB Output is correct
30 Correct 136 ms 32020 KB Output is correct
31 Correct 13 ms 30836 KB Output is correct
32 Correct 11 ms 30836 KB Output is correct
33 Correct 14 ms 30868 KB Output is correct
34 Correct 13 ms 30876 KB Output is correct
35 Correct 14 ms 30804 KB Output is correct
36 Correct 20 ms 30936 KB Output is correct
37 Correct 29 ms 30988 KB Output is correct
38 Correct 29 ms 31064 KB Output is correct
39 Correct 54 ms 31212 KB Output is correct
40 Correct 141 ms 31568 KB Output is correct
41 Correct 152 ms 32024 KB Output is correct
42 Correct 180 ms 32016 KB Output is correct
43 Correct 148 ms 32020 KB Output is correct
44 Correct 138 ms 32028 KB Output is correct
45 Correct 140 ms 32016 KB Output is correct
46 Correct 141 ms 32024 KB Output is correct
47 Correct 140 ms 32020 KB Output is correct
48 Correct 152 ms 32020 KB Output is correct
49 Correct 156 ms 32016 KB Output is correct
50 Correct 141 ms 32016 KB Output is correct
51 Correct 148 ms 32016 KB Output is correct
52 Correct 146 ms 32020 KB Output is correct
53 Correct 148 ms 32020 KB Output is correct
54 Correct 139 ms 31948 KB Output is correct
55 Correct 144 ms 32008 KB Output is correct
56 Correct 142 ms 32016 KB Output is correct
57 Correct 136 ms 32020 KB Output is correct
58 Correct 162 ms 32020 KB Output is correct
59 Correct 139 ms 32016 KB Output is correct
60 Correct 155 ms 32020 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 14 ms 30808 KB Output is correct
2 Correct 14 ms 30804 KB Output is correct
3 Correct 17 ms 30852 KB Output is correct
4 Correct 13 ms 30800 KB Output is correct
5 Correct 13 ms 30804 KB Output is correct
6 Correct 14 ms 30796 KB Output is correct
7 Correct 14 ms 30744 KB Output is correct
8 Correct 13 ms 30772 KB Output is correct
9 Correct 15 ms 30804 KB Output is correct
10 Correct 13 ms 30776 KB Output is correct
11 Correct 13 ms 30852 KB Output is correct
12 Correct 14 ms 30868 KB Output is correct
13 Correct 15 ms 30848 KB Output is correct
14 Correct 45 ms 31244 KB Output is correct
15 Correct 76 ms 31572 KB Output is correct
16 Correct 132 ms 32020 KB Output is correct
17 Correct 113 ms 32016 KB Output is correct
18 Correct 119 ms 31920 KB Output is correct
19 Correct 116 ms 31920 KB Output is correct
20 Correct 113 ms 31956 KB Output is correct
21 Correct 115 ms 32016 KB Output is correct
22 Correct 144 ms 31920 KB Output is correct
23 Correct 132 ms 32020 KB Output is correct
24 Correct 119 ms 31972 KB Output is correct
25 Correct 124 ms 32016 KB Output is correct
26 Correct 13 ms 30804 KB Output is correct
27 Correct 12 ms 30796 KB Output is correct
28 Correct 15 ms 30804 KB Output is correct
29 Correct 44 ms 31244 KB Output is correct
30 Correct 79 ms 31536 KB Output is correct
31 Correct 129 ms 32012 KB Output is correct
32 Correct 183 ms 32016 KB Output is correct
33 Correct 176 ms 32012 KB Output is correct
34 Correct 116 ms 32016 KB Output is correct
35 Correct 116 ms 32020 KB Output is correct
36 Correct 113 ms 32016 KB Output is correct
37 Correct 112 ms 31988 KB Output is correct
38 Correct 119 ms 32012 KB Output is correct
39 Correct 120 ms 32020 KB Output is correct
40 Correct 136 ms 32020 KB Output is correct
41 Correct 13 ms 30836 KB Output is correct
42 Correct 11 ms 30836 KB Output is correct
43 Correct 14 ms 30868 KB Output is correct
44 Correct 13 ms 30876 KB Output is correct
45 Correct 14 ms 30804 KB Output is correct
46 Correct 20 ms 30936 KB Output is correct
47 Correct 29 ms 30988 KB Output is correct
48 Correct 29 ms 31064 KB Output is correct
49 Correct 54 ms 31212 KB Output is correct
50 Correct 141 ms 31568 KB Output is correct
51 Correct 152 ms 32024 KB Output is correct
52 Correct 180 ms 32016 KB Output is correct
53 Correct 148 ms 32020 KB Output is correct
54 Correct 138 ms 32028 KB Output is correct
55 Correct 140 ms 32016 KB Output is correct
56 Correct 141 ms 32024 KB Output is correct
57 Correct 140 ms 32020 KB Output is correct
58 Correct 152 ms 32020 KB Output is correct
59 Correct 156 ms 32016 KB Output is correct
60 Correct 141 ms 32016 KB Output is correct
61 Correct 148 ms 32016 KB Output is correct
62 Correct 146 ms 32020 KB Output is correct
63 Correct 148 ms 32020 KB Output is correct
64 Correct 139 ms 31948 KB Output is correct
65 Correct 144 ms 32008 KB Output is correct
66 Correct 142 ms 32016 KB Output is correct
67 Correct 136 ms 32020 KB Output is correct
68 Correct 162 ms 32020 KB Output is correct
69 Correct 139 ms 32016 KB Output is correct
70 Correct 155 ms 32020 KB Output is correct
71 Correct 39 ms 31060 KB Output is correct
72 Correct 35 ms 31048 KB Output is correct
73 Correct 33 ms 31000 KB Output is correct
74 Correct 34 ms 30948 KB Output is correct
75 Correct 31 ms 31072 KB Output is correct
76 Correct 54 ms 31160 KB Output is correct
77 Correct 57 ms 31256 KB Output is correct
78 Correct 58 ms 31236 KB Output is correct
79 Correct 64 ms 31260 KB Output is correct
80 Correct 53 ms 31188 KB Output is correct
81 Correct 99 ms 31668 KB Output is correct
82 Correct 120 ms 31664 KB Output is correct
83 Correct 110 ms 31668 KB Output is correct
84 Correct 110 ms 31668 KB Output is correct
85 Correct 105 ms 31632 KB Output is correct
86 Correct 118 ms 31704 KB Output is correct
87 Correct 110 ms 31704 KB Output is correct
88 Correct 113 ms 31596 KB Output is correct
89 Correct 115 ms 31708 KB Output is correct
90 Correct 106 ms 31712 KB Output is correct
91 Correct 184 ms 32404 KB Output is correct
92 Correct 179 ms 32416 KB Output is correct
93 Correct 159 ms 32408 KB Output is correct
94 Correct 170 ms 32408 KB Output is correct
95 Correct 157 ms 32408 KB Output is correct
96 Correct 182 ms 32796 KB Output is correct
97 Correct 156 ms 32796 KB Output is correct
98 Correct 173 ms 32804 KB Output is correct
99 Correct 163 ms 32800 KB Output is correct
100 Correct 220 ms 32800 KB Output is correct
101 Correct 175 ms 32800 KB Output is correct
102 Correct 192 ms 32796 KB Output is correct
103 Correct 173 ms 32800 KB Output is correct
104 Correct 201 ms 32800 KB Output is correct
105 Correct 169 ms 32800 KB Output is correct
106 Correct 178 ms 32988 KB Output is correct
107 Correct 204 ms 32992 KB Output is correct
108 Correct 179 ms 32996 KB Output is correct
109 Correct 167 ms 32908 KB Output is correct
110 Correct 174 ms 32988 KB Output is correct
111 Correct 164 ms 32992 KB Output is correct
112 Correct 174 ms 32992 KB Output is correct
113 Correct 175 ms 33028 KB Output is correct
114 Correct 177 ms 32988 KB Output is correct
115 Correct 184 ms 32992 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 14 ms 30808 KB Output is correct
2 Correct 14 ms 30804 KB Output is correct
3 Correct 17 ms 30852 KB Output is correct
4 Correct 13 ms 30800 KB Output is correct
5 Correct 13 ms 30804 KB Output is correct
6 Correct 14 ms 30796 KB Output is correct
7 Correct 14 ms 30744 KB Output is correct
8 Correct 13 ms 30772 KB Output is correct
9 Correct 15 ms 30804 KB Output is correct
10 Correct 13 ms 30776 KB Output is correct
11 Correct 13 ms 30852 KB Output is correct
12 Correct 14 ms 30868 KB Output is correct
13 Correct 15 ms 30848 KB Output is correct
14 Correct 45 ms 31244 KB Output is correct
15 Correct 76 ms 31572 KB Output is correct
16 Correct 132 ms 32020 KB Output is correct
17 Correct 113 ms 32016 KB Output is correct
18 Correct 119 ms 31920 KB Output is correct
19 Correct 116 ms 31920 KB Output is correct
20 Correct 113 ms 31956 KB Output is correct
21 Correct 115 ms 32016 KB Output is correct
22 Correct 144 ms 31920 KB Output is correct
23 Correct 132 ms 32020 KB Output is correct
24 Correct 119 ms 31972 KB Output is correct
25 Correct 124 ms 32016 KB Output is correct
26 Correct 13 ms 30804 KB Output is correct
27 Correct 12 ms 30796 KB Output is correct
28 Correct 15 ms 30804 KB Output is correct
29 Correct 44 ms 31244 KB Output is correct
30 Correct 79 ms 31536 KB Output is correct
31 Correct 129 ms 32012 KB Output is correct
32 Correct 183 ms 32016 KB Output is correct
33 Correct 176 ms 32012 KB Output is correct
34 Correct 116 ms 32016 KB Output is correct
35 Correct 116 ms 32020 KB Output is correct
36 Correct 113 ms 32016 KB Output is correct
37 Correct 112 ms 31988 KB Output is correct
38 Correct 119 ms 32012 KB Output is correct
39 Correct 120 ms 32020 KB Output is correct
40 Correct 136 ms 32020 KB Output is correct
41 Correct 13 ms 30836 KB Output is correct
42 Correct 11 ms 30836 KB Output is correct
43 Correct 14 ms 30868 KB Output is correct
44 Correct 13 ms 30876 KB Output is correct
45 Correct 14 ms 30804 KB Output is correct
46 Correct 20 ms 30936 KB Output is correct
47 Correct 29 ms 30988 KB Output is correct
48 Correct 29 ms 31064 KB Output is correct
49 Correct 54 ms 31212 KB Output is correct
50 Correct 141 ms 31568 KB Output is correct
51 Correct 152 ms 32024 KB Output is correct
52 Correct 180 ms 32016 KB Output is correct
53 Correct 148 ms 32020 KB Output is correct
54 Correct 138 ms 32028 KB Output is correct
55 Correct 140 ms 32016 KB Output is correct
56 Correct 141 ms 32024 KB Output is correct
57 Correct 140 ms 32020 KB Output is correct
58 Correct 152 ms 32020 KB Output is correct
59 Correct 156 ms 32016 KB Output is correct
60 Correct 141 ms 32016 KB Output is correct
61 Correct 148 ms 32016 KB Output is correct
62 Correct 146 ms 32020 KB Output is correct
63 Correct 148 ms 32020 KB Output is correct
64 Correct 139 ms 31948 KB Output is correct
65 Correct 144 ms 32008 KB Output is correct
66 Correct 142 ms 32016 KB Output is correct
67 Correct 136 ms 32020 KB Output is correct
68 Correct 162 ms 32020 KB Output is correct
69 Correct 139 ms 32016 KB Output is correct
70 Correct 155 ms 32020 KB Output is correct
71 Correct 39 ms 31060 KB Output is correct
72 Correct 35 ms 31048 KB Output is correct
73 Correct 33 ms 31000 KB Output is correct
74 Correct 34 ms 30948 KB Output is correct
75 Correct 31 ms 31072 KB Output is correct
76 Correct 54 ms 31160 KB Output is correct
77 Correct 57 ms 31256 KB Output is correct
78 Correct 58 ms 31236 KB Output is correct
79 Correct 64 ms 31260 KB Output is correct
80 Correct 53 ms 31188 KB Output is correct
81 Correct 99 ms 31668 KB Output is correct
82 Correct 120 ms 31664 KB Output is correct
83 Correct 110 ms 31668 KB Output is correct
84 Correct 110 ms 31668 KB Output is correct
85 Correct 105 ms 31632 KB Output is correct
86 Correct 118 ms 31704 KB Output is correct
87 Correct 110 ms 31704 KB Output is correct
88 Correct 113 ms 31596 KB Output is correct
89 Correct 115 ms 31708 KB Output is correct
90 Correct 106 ms 31712 KB Output is correct
91 Correct 184 ms 32404 KB Output is correct
92 Correct 179 ms 32416 KB Output is correct
93 Correct 159 ms 32408 KB Output is correct
94 Correct 170 ms 32408 KB Output is correct
95 Correct 157 ms 32408 KB Output is correct
96 Correct 182 ms 32796 KB Output is correct
97 Correct 156 ms 32796 KB Output is correct
98 Correct 173 ms 32804 KB Output is correct
99 Correct 163 ms 32800 KB Output is correct
100 Correct 220 ms 32800 KB Output is correct
101 Correct 175 ms 32800 KB Output is correct
102 Correct 192 ms 32796 KB Output is correct
103 Correct 173 ms 32800 KB Output is correct
104 Correct 201 ms 32800 KB Output is correct
105 Correct 169 ms 32800 KB Output is correct
106 Correct 178 ms 32988 KB Output is correct
107 Correct 204 ms 32992 KB Output is correct
108 Correct 179 ms 32996 KB Output is correct
109 Correct 167 ms 32908 KB Output is correct
110 Correct 174 ms 32988 KB Output is correct
111 Correct 164 ms 32992 KB Output is correct
112 Correct 174 ms 32992 KB Output is correct
113 Correct 175 ms 33028 KB Output is correct
114 Correct 177 ms 32988 KB Output is correct
115 Correct 184 ms 32992 KB Output is correct
116 Execution timed out 7097 ms 32044 KB Time limit exceeded
117 Halted 0 ms 0 KB -