oj.uz

답안 #956660

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
956660 2024-04-02T09:49:30 Z TAhmed33 Diversity (CEOI21_diversity) C++
64 / 100
 1029 ms 12884 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize ("trapv")
typedef long long ll;
const int MAXN = 6e5 + 25;
const int B = 500;
int a[MAXN], n, q;
array <int, 3> queries[MAXN];
ll ans[MAXN];
int freq[MAXN], freq2[MAXN];
set <int> t;
void add (int x) {
	if (freq2[freq[a[x]]] == 1) t.erase(freq[a[x]]);
	freq2[freq[a[x]]]--;
	freq[a[x]]++;
	freq2[freq[a[x]]]++;
	if (freq2[freq[a[x]]] == 1) t.insert(freq[a[x]]);
}
void rem (int x) {
	if (freq2[freq[a[x]]] == 1) t.erase(freq[a[x]]);
	freq2[freq[a[x]]]--;
	freq[a[x]]--;
	freq2[freq[a[x]]]++;
	if (freq2[freq[a[x]]] == 1) t.insert(freq[a[x]]);
}
int main () {
	ios::sync_with_stdio(0); cin.tie(0);
	cin >> n >> q;
	freq2[0] = MAXN; t.insert(0);
	for (int i = 1; i <= n; i++) cin >> a[i];
	for (int i = 1; i <= q; i++) {
		int l, r; cin >> l >> r;
		queries[i] = {l, r, i};
	}
	sort(queries + 1, queries + q + 1, [&] (array <int, 3> &x, array <int, 3> &y) {
		return x[0] / B == y[0] / B ? x[1] < y[1] : x[0]  / B < y[0] / B;
	});
	int L = queries[0][1] + 1, R = queries[0][1];
	for (int i = 1; i <= q; i++) {
		while (L > queries[i][0]) add(--L);
		while (L < queries[i][0]) rem(L++);
		while (R > queries[i][1]) rem(R--);
		while (R < queries[i][1]) add(++R);
		ll dis = 0, n = R - L + 1;
		vector <pair <ll, ll>> pp[2];
		int c = 0;
		for (auto j : t) {
			if (j) {
				dis += freq2[j];
				int x = j, y = freq2[j];
				if (y == 1) {
					pp[c].push_back({x, 1});
					c ^= 1; continue;
				}
				int l = (y + 1) / 2, r = y / 2;
				pp[c].push_back({x, l});
				pp[c ^ 1].push_back({x, r});
				c ^= (y & 1);
			}
		}
		reverse(pp[1].begin(), pp[1].end());
		for (auto j : pp[1]) pp[0].push_back(j);
		ll cur = 0, cur2 = 0, pref = 0;
		for (auto [x, y] : pp[0]) {
			cur2 += pref * pref * y + y * (y - 1) / 2 * 2 * pref * x + x * x * (y - 1) * y * (2 * y - 1) / 6 + y * pref + x * y * (y - 1) / 2;
			cur += y * n * n - y * n * pref - n * y * (y + 1) / 2 * x + y * n;
			cur += -y * n * pref + pref * pref * y + pref * y * (y + 1) / 2 * x - y * pref;
			cur += -n * y * (y + 1) / 2 * x + y * (y + 1) / 2 * x * pref + x * x * y * (y + 1) * (2 * y + 1) / 6 - y * (y + 1) / 2 * x;
			pref += x * y;
		}	
		ans[queries[i][2]] = n * (n + 1) / 2 * dis - cur / 2 - cur2 / 2;
	}
	for (int i = 1; i <= q; i++) cout << ans[i] << '\n';
}

Compilation message

diversity.cpp: In function 'int main()':
diversity.cpp:64:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   64 |   for (auto [x, y] : pp[0]) {
      |             ^

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 16 ms 8540 KB Output is correct
5 Correct 24 ms 8796 KB Output is correct
6 Correct 38 ms 8788 KB Output is correct
7 Correct 35 ms 9304 KB Output is correct
8 Correct 38 ms 8788 KB Output is correct
9 Correct 39 ms 8656 KB Output is correct
10 Correct 37 ms 8912 KB Output is correct
11 Correct 38 ms 9296 KB Output is correct
12 Correct 39 ms 8800 KB Output is correct
13 Correct 39 ms 8784 KB Output is correct
14 Correct 37 ms 8860 KB Output is correct
15 Correct 37 ms 8736 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 16 ms 8540 KB Output is correct
5 Correct 24 ms 8796 KB Output is correct
6 Correct 38 ms 8788 KB Output is correct
7 Correct 35 ms 9304 KB Output is correct
8 Correct 38 ms 8788 KB Output is correct
9 Correct 39 ms 8656 KB Output is correct
10 Correct 37 ms 8912 KB Output is correct
11 Correct 38 ms 9296 KB Output is correct
12 Correct 39 ms 8800 KB Output is correct
13 Correct 39 ms 8784 KB Output is correct
14 Correct 37 ms 8860 KB Output is correct
15 Correct 37 ms 8736 KB Output is correct
16 Correct 1 ms 6488 KB Output is correct
17 Correct 1 ms 6488 KB Output is correct
18 Correct 2 ms 6488 KB Output is correct
19 Correct 15 ms 8820 KB Output is correct
20 Correct 29 ms 8720 KB Output is correct
21 Correct 44 ms 8872 KB Output is correct
22 Correct 42 ms 8796 KB Output is correct
23 Correct 42 ms 8744 KB Output is correct
24 Correct 42 ms 8788 KB Output is correct
25 Correct 43 ms 8788 KB Output is correct
26 Correct 43 ms 8792 KB Output is correct
27 Correct 42 ms 8788 KB Output is correct
28 Correct 41 ms 8912 KB Output is correct
29 Correct 43 ms 8788 KB Output is correct
30 Correct 42 ms 8792 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 16 ms 8540 KB Output is correct
5 Correct 24 ms 8796 KB Output is correct
6 Correct 38 ms 8788 KB Output is correct
7 Correct 35 ms 9304 KB Output is correct
8 Correct 38 ms 8788 KB Output is correct
9 Correct 39 ms 8656 KB Output is correct
10 Correct 37 ms 8912 KB Output is correct
11 Correct 38 ms 9296 KB Output is correct
12 Correct 39 ms 8800 KB Output is correct
13 Correct 39 ms 8784 KB Output is correct
14 Correct 37 ms 8860 KB Output is correct
15 Correct 37 ms 8736 KB Output is correct
16 Correct 1 ms 6488 KB Output is correct
17 Correct 1 ms 6488 KB Output is correct
18 Correct 2 ms 6488 KB Output is correct
19 Correct 15 ms 8820 KB Output is correct
20 Correct 29 ms 8720 KB Output is correct
21 Correct 44 ms 8872 KB Output is correct
22 Correct 42 ms 8796 KB Output is correct
23 Correct 42 ms 8744 KB Output is correct
24 Correct 42 ms 8788 KB Output is correct
25 Correct 43 ms 8788 KB Output is correct
26 Correct 43 ms 8792 KB Output is correct
27 Correct 42 ms 8788 KB Output is correct
28 Correct 41 ms 8912 KB Output is correct
29 Correct 43 ms 8788 KB Output is correct
30 Correct 42 ms 8792 KB Output is correct
31 Correct 1 ms 6492 KB Output is correct
32 Correct 1 ms 6492 KB Output is correct
33 Correct 1 ms 6492 KB Output is correct
34 Correct 2 ms 6488 KB Output is correct
35 Correct 2 ms 6492 KB Output is correct
36 Correct 2 ms 6488 KB Output is correct
37 Correct 6 ms 8540 KB Output is correct
38 Correct 5 ms 8540 KB Output is correct
39 Correct 10 ms 8536 KB Output is correct
40 Correct 25 ms 8704 KB Output is correct
41 Correct 32 ms 8528 KB Output is correct
42 Correct 33 ms 8688 KB Output is correct
43 Correct 34 ms 8672 KB Output is correct
44 Correct 33 ms 8692 KB Output is correct
45 Correct 33 ms 8648 KB Output is correct
46 Correct 32 ms 8532 KB Output is correct
47 Correct 36 ms 8680 KB Output is correct
48 Correct 33 ms 8532 KB Output is correct
49 Correct 33 ms 8688 KB Output is correct
50 Correct 33 ms 8528 KB Output is correct
51 Correct 33 ms 8532 KB Output is correct
52 Correct 33 ms 8540 KB Output is correct
53 Correct 33 ms 8712 KB Output is correct
54 Correct 33 ms 8540 KB Output is correct
55 Correct 32 ms 8788 KB Output is correct
56 Correct 32 ms 8652 KB Output is correct
57 Correct 32 ms 8540 KB Output is correct
58 Correct 33 ms 8540 KB Output is correct
59 Correct 33 ms 8704 KB Output is correct
60 Correct 36 ms 8732 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 1 ms 6492 KB Output is correct
13 Correct 2 ms 6492 KB Output is correct
14 Correct 16 ms 8540 KB Output is correct
15 Correct 24 ms 8796 KB Output is correct
16 Correct 38 ms 8788 KB Output is correct
17 Correct 35 ms 9304 KB Output is correct
18 Correct 38 ms 8788 KB Output is correct
19 Correct 39 ms 8656 KB Output is correct
20 Correct 37 ms 8912 KB Output is correct
21 Correct 38 ms 9296 KB Output is correct
22 Correct 39 ms 8800 KB Output is correct
23 Correct 39 ms 8784 KB Output is correct
24 Correct 37 ms 8860 KB Output is correct
25 Correct 37 ms 8736 KB Output is correct
26 Correct 1 ms 6488 KB Output is correct
27 Correct 1 ms 6488 KB Output is correct
28 Correct 2 ms 6488 KB Output is correct
29 Correct 15 ms 8820 KB Output is correct
30 Correct 29 ms 8720 KB Output is correct
31 Correct 44 ms 8872 KB Output is correct
32 Correct 42 ms 8796 KB Output is correct
33 Correct 42 ms 8744 KB Output is correct
34 Correct 42 ms 8788 KB Output is correct
35 Correct 43 ms 8788 KB Output is correct
36 Correct 43 ms 8792 KB Output is correct
37 Correct 42 ms 8788 KB Output is correct
38 Correct 41 ms 8912 KB Output is correct
39 Correct 43 ms 8788 KB Output is correct
40 Correct 42 ms 8792 KB Output is correct
41 Correct 1 ms 6492 KB Output is correct
42 Correct 1 ms 6492 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 2 ms 6488 KB Output is correct
45 Correct 2 ms 6492 KB Output is correct
46 Correct 2 ms 6488 KB Output is correct
47 Correct 6 ms 8540 KB Output is correct
48 Correct 5 ms 8540 KB Output is correct
49 Correct 10 ms 8536 KB Output is correct
50 Correct 25 ms 8704 KB Output is correct
51 Correct 32 ms 8528 KB Output is correct
52 Correct 33 ms 8688 KB Output is correct
53 Correct 34 ms 8672 KB Output is correct
54 Correct 33 ms 8692 KB Output is correct
55 Correct 33 ms 8648 KB Output is correct
56 Correct 32 ms 8532 KB Output is correct
57 Correct 36 ms 8680 KB Output is correct
58 Correct 33 ms 8532 KB Output is correct
59 Correct 33 ms 8688 KB Output is correct
60 Correct 33 ms 8528 KB Output is correct
61 Correct 33 ms 8532 KB Output is correct
62 Correct 33 ms 8540 KB Output is correct
63 Correct 33 ms 8712 KB Output is correct
64 Correct 33 ms 8540 KB Output is correct
65 Correct 32 ms 8788 KB Output is correct
66 Correct 32 ms 8652 KB Output is correct
67 Correct 32 ms 8540 KB Output is correct
68 Correct 33 ms 8540 KB Output is correct
69 Correct 33 ms 8704 KB Output is correct
70 Correct 36 ms 8732 KB Output is correct
71 Correct 6 ms 8536 KB Output is correct
72 Correct 5 ms 8540 KB Output is correct
73 Correct 5 ms 8656 KB Output is correct
74 Correct 5 ms 8548 KB Output is correct
75 Correct 4 ms 8540 KB Output is correct
76 Correct 8 ms 8656 KB Output is correct
77 Correct 8 ms 8540 KB Output is correct
78 Correct 8 ms 8664 KB Output is correct
79 Correct 8 ms 8536 KB Output is correct
80 Correct 8 ms 8660 KB Output is correct
81 Correct 16 ms 8540 KB Output is correct
82 Correct 14 ms 8540 KB Output is correct
83 Correct 14 ms 8540 KB Output is correct
84 Correct 16 ms 8680 KB Output is correct
85 Correct 14 ms 8660 KB Output is correct
86 Correct 15 ms 8540 KB Output is correct
87 Correct 15 ms 8668 KB Output is correct
88 Correct 16 ms 9004 KB Output is correct
89 Correct 15 ms 8540 KB Output is correct
90 Correct 15 ms 8540 KB Output is correct
91 Correct 21 ms 8916 KB Output is correct
92 Correct 23 ms 9048 KB Output is correct
93 Correct 21 ms 9052 KB Output is correct
94 Correct 21 ms 8804 KB Output is correct
95 Correct 21 ms 9052 KB Output is correct
96 Correct 23 ms 9308 KB Output is correct
97 Correct 24 ms 9424 KB Output is correct
98 Correct 24 ms 9308 KB Output is correct
99 Correct 23 ms 9304 KB Output is correct
100 Correct 25 ms 9308 KB Output is correct
101 Correct 24 ms 9432 KB Output is correct
102 Correct 24 ms 9304 KB Output is correct
103 Correct 27 ms 9308 KB Output is correct
104 Correct 25 ms 9296 KB Output is correct
105 Correct 23 ms 9308 KB Output is correct
106 Correct 24 ms 9556 KB Output is correct
107 Correct 24 ms 9556 KB Output is correct
108 Correct 24 ms 9556 KB Output is correct
109 Correct 23 ms 9560 KB Output is correct
110 Correct 23 ms 9552 KB Output is correct
111 Correct 24 ms 9556 KB Output is correct
112 Correct 23 ms 9552 KB Output is correct
113 Correct 23 ms 9556 KB Output is correct
114 Correct 27 ms 9424 KB Output is correct
115 Correct 24 ms 9564 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 1 ms 6492 KB Output is correct
13 Correct 2 ms 6492 KB Output is correct
14 Correct 16 ms 8540 KB Output is correct
15 Correct 24 ms 8796 KB Output is correct
16 Correct 38 ms 8788 KB Output is correct
17 Correct 35 ms 9304 KB Output is correct
18 Correct 38 ms 8788 KB Output is correct
19 Correct 39 ms 8656 KB Output is correct
20 Correct 37 ms 8912 KB Output is correct
21 Correct 38 ms 9296 KB Output is correct
22 Correct 39 ms 8800 KB Output is correct
23 Correct 39 ms 8784 KB Output is correct
24 Correct 37 ms 8860 KB Output is correct
25 Correct 37 ms 8736 KB Output is correct
26 Correct 1 ms 6488 KB Output is correct
27 Correct 1 ms 6488 KB Output is correct
28 Correct 2 ms 6488 KB Output is correct
29 Correct 15 ms 8820 KB Output is correct
30 Correct 29 ms 8720 KB Output is correct
31 Correct 44 ms 8872 KB Output is correct
32 Correct 42 ms 8796 KB Output is correct
33 Correct 42 ms 8744 KB Output is correct
34 Correct 42 ms 8788 KB Output is correct
35 Correct 43 ms 8788 KB Output is correct
36 Correct 43 ms 8792 KB Output is correct
37 Correct 42 ms 8788 KB Output is correct
38 Correct 41 ms 8912 KB Output is correct
39 Correct 43 ms 8788 KB Output is correct
40 Correct 42 ms 8792 KB Output is correct
41 Correct 1 ms 6492 KB Output is correct
42 Correct 1 ms 6492 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 2 ms 6488 KB Output is correct
45 Correct 2 ms 6492 KB Output is correct
46 Correct 2 ms 6488 KB Output is correct
47 Correct 6 ms 8540 KB Output is correct
48 Correct 5 ms 8540 KB Output is correct
49 Correct 10 ms 8536 KB Output is correct
50 Correct 25 ms 8704 KB Output is correct
51 Correct 32 ms 8528 KB Output is correct
52 Correct 33 ms 8688 KB Output is correct
53 Correct 34 ms 8672 KB Output is correct
54 Correct 33 ms 8692 KB Output is correct
55 Correct 33 ms 8648 KB Output is correct
56 Correct 32 ms 8532 KB Output is correct
57 Correct 36 ms 8680 KB Output is correct
58 Correct 33 ms 8532 KB Output is correct
59 Correct 33 ms 8688 KB Output is correct
60 Correct 33 ms 8528 KB Output is correct
61 Correct 33 ms 8532 KB Output is correct
62 Correct 33 ms 8540 KB Output is correct
63 Correct 33 ms 8712 KB Output is correct
64 Correct 33 ms 8540 KB Output is correct
65 Correct 32 ms 8788 KB Output is correct
66 Correct 32 ms 8652 KB Output is correct
67 Correct 32 ms 8540 KB Output is correct
68 Correct 33 ms 8540 KB Output is correct
69 Correct 33 ms 8704 KB Output is correct
70 Correct 36 ms 8732 KB Output is correct
71 Correct 6 ms 8536 KB Output is correct
72 Correct 5 ms 8540 KB Output is correct
73 Correct 5 ms 8656 KB Output is correct
74 Correct 5 ms 8548 KB Output is correct
75 Correct 4 ms 8540 KB Output is correct
76 Correct 8 ms 8656 KB Output is correct
77 Correct 8 ms 8540 KB Output is correct
78 Correct 8 ms 8664 KB Output is correct
79 Correct 8 ms 8536 KB Output is correct
80 Correct 8 ms 8660 KB Output is correct
81 Correct 16 ms 8540 KB Output is correct
82 Correct 14 ms 8540 KB Output is correct
83 Correct 14 ms 8540 KB Output is correct
84 Correct 16 ms 8680 KB Output is correct
85 Correct 14 ms 8660 KB Output is correct
86 Correct 15 ms 8540 KB Output is correct
87 Correct 15 ms 8668 KB Output is correct
88 Correct 16 ms 9004 KB Output is correct
89 Correct 15 ms 8540 KB Output is correct
90 Correct 15 ms 8540 KB Output is correct
91 Correct 21 ms 8916 KB Output is correct
92 Correct 23 ms 9048 KB Output is correct
93 Correct 21 ms 9052 KB Output is correct
94 Correct 21 ms 8804 KB Output is correct
95 Correct 21 ms 9052 KB Output is correct
96 Correct 23 ms 9308 KB Output is correct
97 Correct 24 ms 9424 KB Output is correct
98 Correct 24 ms 9308 KB Output is correct
99 Correct 23 ms 9304 KB Output is correct
100 Correct 25 ms 9308 KB Output is correct
101 Correct 24 ms 9432 KB Output is correct
102 Correct 24 ms 9304 KB Output is correct
103 Correct 27 ms 9308 KB Output is correct
104 Correct 25 ms 9296 KB Output is correct
105 Correct 23 ms 9308 KB Output is correct
106 Correct 24 ms 9556 KB Output is correct
107 Correct 24 ms 9556 KB Output is correct
108 Correct 24 ms 9556 KB Output is correct
109 Correct 23 ms 9560 KB Output is correct
110 Correct 23 ms 9552 KB Output is correct
111 Correct 24 ms 9556 KB Output is correct
112 Correct 23 ms 9552 KB Output is correct
113 Correct 23 ms 9556 KB Output is correct
114 Correct 27 ms 9424 KB Output is correct
115 Correct 24 ms 9564 KB Output is correct
116 Correct 1029 ms 6864 KB Output is correct
117 Correct 1022 ms 6996 KB Output is correct
118 Runtime error 24 ms 12884 KB Execution killed with signal 11
119 Halted 0 ms 0 KB -