Submission #519391

# Submission time Handle Problem Language Result Execution time Memory
519391 2022-01-26T10:05:30 Z Keshi Diversity (CEOI21_diversity) C++17
64 / 100
7000 ms 46576 KB
//In the name of God
#include <bits/stdc++.h>
#pragma GCC optimize("O2")
#pragma GCC optimize("Ofast")
using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;

const ll maxn = 3e5 + 100;
const ll mod = 1e9 + 7;
const ll inf = 1e18;
const int sq = 512;

#define fast_io ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define file_io freopen("input.txt", "r+", stdin);freopen("output.txt", "w+", stdout);
#define pb push_back
#define Mp make_pair
#define F first
#define S second
#define Sz(x) ll((x).size())
#define all(x) (x).begin(), (x).end()
#define lc (id << 1)
#define rc (lc | 1)

ll pw(ll a, ll b){
	ll c = 1;
	while(b){
		if(b & 1) c = c * a % mod;
		a = a * a % mod;
		b >>= 1;
	}
	return c;
}

int n, q, a[maxn], c[maxn], b[maxn], N, ind[maxn], cnt[maxn], cn[maxn];

namespace A{
ll seg[maxn << 2], sg[maxn << 2], lz[maxn << 2];

inline void Do(int id, int s, int e, ll x){
	seg[id] += x * ((e - s) * (x + 1) + 2 * sg[id]) / 2;
	sg[id] += x * (e - s);
	lz[id] += x;
	return;
}

void upd(int id, int s, int e, int l, int r, ll x){
	if(r <= s || e <= l) return;
	if(l <= s && e <= r){
		Do(id, s, e, x);
		return;
	}
	int mid = (s + e) >> 1;
	Do(lc, s, mid, lz[id]);
	Do(rc, mid, e, lz[id]);
	lz[id] = 0;
	upd(lc, s, mid, l, r, x);
	upd(rc, mid, e, l, r, x);
	seg[id] = seg[lc] + seg[rc];
	sg[id] = sg[lc] + sg[rc];
	return;
}
};
namespace B{
ll seg[maxn << 2], sg[maxn << 2], lz[maxn << 2];

inline void Do(int id, int s, int e, ll x){
	seg[id] += x * ((e - s) * (x + 1) + 2 * sg[id]) / 2;
	sg[id] += x * (e - s);
	lz[id] += x;
	return;
}

void upd(int id, int s, int e, int l, int r, ll x){
	if(r <= s || e <= l) return;
	if(l <= s && e <= r){
		Do(id, s, e, x);
		return;
	}
	int mid = (s + e) >> 1;
	Do(lc, s, mid, lz[id]);
	Do(rc, mid, e, lz[id]);
	lz[id] = 0;
	upd(lc, s, mid, l, r, x);
	upd(rc, mid, e, l, r, x);
	seg[id] = seg[lc] + seg[rc];
	sg[id] = sg[lc] + sg[rc];
	return;
}
};

void upd(int i, int x){
	int j = ind[i];
	cnt[i] += x;
	A::upd(1, 0, N, j, N, x);
	B::upd(1, 0, N, N - 1 - j, N, x);
	return;
}
void add(int x){
	x = a[x];
	upd(upper_bound(cnt, cnt + N, cn[x]) - cnt - 1, 1);
	cn[x]++;
}
void rem(int x){
	x = a[x];
	upd(lower_bound(cnt, cnt + N, cn[x]) - cnt, -1);
	cn[x]--;
}

pll qq[maxn];
int p[maxn];
ll ans[maxn];

bool cmp(int i, int j){
	return Mp(qq[i].F / sq, qq[i].S) < Mp(qq[j].F / sq, qq[j].S);
}

int main(){
	fast_io;
	{
	N = maxn - 10;
	int l = 0, r = N - 1;
	for(int i = 0; i < N; i++){
		if(i & 1) ind[i] = r--;
		else ind[i] = l++;
	}
	}

	cin >> n >> q;
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
	for(int i = 0; i < q; i++){
		int l, r;
		cin >> l >> r;
		qq[i] = Mp(l, r);
		p[i] = i;
	}
	//sort(p, p + q, cmp);
	int L = 0, R = 0;
	for(int i = 0; i < q; i++){
		int l, r;
		l = qq[p[i]].F;
		r = qq[p[i]].S;
		l--;
		while(R < r) add(R++);
		while(L > l) add(--L);
		while(R > r) rem(--R);
		while(L < l) rem(L++);
		ll m = r - l;
		ans[p[i]] = m * (m + 1) / 2 * (N + 2) - A::seg[1] - B::seg[1];
	}
	for(int i = 0; i < q; i++){
		cout << ans[i] << "\n";
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1740 KB Output is correct
2 Correct 1 ms 1868 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 1 ms 1868 KB Output is correct
6 Correct 1 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1868 KB Output is correct
9 Correct 1 ms 1868 KB Output is correct
10 Correct 1 ms 1868 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1828 KB Output is correct
3 Correct 9 ms 1956 KB Output is correct
4 Correct 51 ms 2252 KB Output is correct
5 Correct 99 ms 2764 KB Output is correct
6 Correct 157 ms 3060 KB Output is correct
7 Correct 128 ms 3068 KB Output is correct
8 Correct 159 ms 3020 KB Output is correct
9 Correct 170 ms 3152 KB Output is correct
10 Correct 144 ms 3056 KB Output is correct
11 Correct 165 ms 3060 KB Output is correct
12 Correct 158 ms 3056 KB Output is correct
13 Correct 166 ms 3064 KB Output is correct
14 Correct 162 ms 3060 KB Output is correct
15 Correct 152 ms 3060 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1828 KB Output is correct
3 Correct 9 ms 1956 KB Output is correct
4 Correct 51 ms 2252 KB Output is correct
5 Correct 99 ms 2764 KB Output is correct
6 Correct 157 ms 3060 KB Output is correct
7 Correct 128 ms 3068 KB Output is correct
8 Correct 159 ms 3020 KB Output is correct
9 Correct 170 ms 3152 KB Output is correct
10 Correct 144 ms 3056 KB Output is correct
11 Correct 165 ms 3060 KB Output is correct
12 Correct 158 ms 3056 KB Output is correct
13 Correct 166 ms 3064 KB Output is correct
14 Correct 162 ms 3060 KB Output is correct
15 Correct 152 ms 3060 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1864 KB Output is correct
18 Correct 7 ms 1868 KB Output is correct
19 Correct 57 ms 2252 KB Output is correct
20 Correct 110 ms 2636 KB Output is correct
21 Correct 159 ms 3064 KB Output is correct
22 Correct 172 ms 3060 KB Output is correct
23 Correct 170 ms 3020 KB Output is correct
24 Correct 171 ms 3044 KB Output is correct
25 Correct 172 ms 3064 KB Output is correct
26 Correct 211 ms 3072 KB Output is correct
27 Correct 171 ms 3032 KB Output is correct
28 Correct 161 ms 3060 KB Output is correct
29 Correct 172 ms 3060 KB Output is correct
30 Correct 172 ms 3060 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1828 KB Output is correct
3 Correct 9 ms 1956 KB Output is correct
4 Correct 51 ms 2252 KB Output is correct
5 Correct 99 ms 2764 KB Output is correct
6 Correct 157 ms 3060 KB Output is correct
7 Correct 128 ms 3068 KB Output is correct
8 Correct 159 ms 3020 KB Output is correct
9 Correct 170 ms 3152 KB Output is correct
10 Correct 144 ms 3056 KB Output is correct
11 Correct 165 ms 3060 KB Output is correct
12 Correct 158 ms 3056 KB Output is correct
13 Correct 166 ms 3064 KB Output is correct
14 Correct 162 ms 3060 KB Output is correct
15 Correct 152 ms 3060 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1864 KB Output is correct
18 Correct 7 ms 1868 KB Output is correct
19 Correct 57 ms 2252 KB Output is correct
20 Correct 110 ms 2636 KB Output is correct
21 Correct 159 ms 3064 KB Output is correct
22 Correct 172 ms 3060 KB Output is correct
23 Correct 170 ms 3020 KB Output is correct
24 Correct 171 ms 3044 KB Output is correct
25 Correct 172 ms 3064 KB Output is correct
26 Correct 211 ms 3072 KB Output is correct
27 Correct 171 ms 3032 KB Output is correct
28 Correct 161 ms 3060 KB Output is correct
29 Correct 172 ms 3060 KB Output is correct
30 Correct 172 ms 3060 KB Output is correct
31 Correct 2 ms 1868 KB Output is correct
32 Correct 3 ms 1868 KB Output is correct
33 Correct 2 ms 1868 KB Output is correct
34 Correct 9 ms 1868 KB Output is correct
35 Correct 8 ms 1996 KB Output is correct
36 Correct 8 ms 2124 KB Output is correct
37 Correct 35 ms 2356 KB Output is correct
38 Correct 37 ms 2376 KB Output is correct
39 Correct 70 ms 2844 KB Output is correct
40 Correct 137 ms 3380 KB Output is correct
41 Correct 224 ms 3756 KB Output is correct
42 Correct 208 ms 3844 KB Output is correct
43 Correct 227 ms 3880 KB Output is correct
44 Correct 213 ms 3760 KB Output is correct
45 Correct 212 ms 3776 KB Output is correct
46 Correct 209 ms 3764 KB Output is correct
47 Correct 224 ms 3760 KB Output is correct
48 Correct 218 ms 3880 KB Output is correct
49 Correct 246 ms 3760 KB Output is correct
50 Correct 206 ms 3756 KB Output is correct
51 Correct 217 ms 3752 KB Output is correct
52 Correct 203 ms 3644 KB Output is correct
53 Correct 207 ms 3756 KB Output is correct
54 Correct 202 ms 3712 KB Output is correct
55 Correct 202 ms 3816 KB Output is correct
56 Correct 207 ms 3760 KB Output is correct
57 Correct 209 ms 3756 KB Output is correct
58 Correct 202 ms 3756 KB Output is correct
59 Correct 214 ms 3784 KB Output is correct
60 Correct 204 ms 3728 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1740 KB Output is correct
2 Correct 1 ms 1868 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 1 ms 1868 KB Output is correct
6 Correct 1 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1868 KB Output is correct
9 Correct 1 ms 1868 KB Output is correct
10 Correct 1 ms 1868 KB Output is correct
11 Correct 1 ms 1868 KB Output is correct
12 Correct 2 ms 1828 KB Output is correct
13 Correct 9 ms 1956 KB Output is correct
14 Correct 51 ms 2252 KB Output is correct
15 Correct 99 ms 2764 KB Output is correct
16 Correct 157 ms 3060 KB Output is correct
17 Correct 128 ms 3068 KB Output is correct
18 Correct 159 ms 3020 KB Output is correct
19 Correct 170 ms 3152 KB Output is correct
20 Correct 144 ms 3056 KB Output is correct
21 Correct 165 ms 3060 KB Output is correct
22 Correct 158 ms 3056 KB Output is correct
23 Correct 166 ms 3064 KB Output is correct
24 Correct 162 ms 3060 KB Output is correct
25 Correct 152 ms 3060 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1864 KB Output is correct
28 Correct 7 ms 1868 KB Output is correct
29 Correct 57 ms 2252 KB Output is correct
30 Correct 110 ms 2636 KB Output is correct
31 Correct 159 ms 3064 KB Output is correct
32 Correct 172 ms 3060 KB Output is correct
33 Correct 170 ms 3020 KB Output is correct
34 Correct 171 ms 3044 KB Output is correct
35 Correct 172 ms 3064 KB Output is correct
36 Correct 211 ms 3072 KB Output is correct
37 Correct 171 ms 3032 KB Output is correct
38 Correct 161 ms 3060 KB Output is correct
39 Correct 172 ms 3060 KB Output is correct
40 Correct 172 ms 3060 KB Output is correct
41 Correct 2 ms 1868 KB Output is correct
42 Correct 3 ms 1868 KB Output is correct
43 Correct 2 ms 1868 KB Output is correct
44 Correct 9 ms 1868 KB Output is correct
45 Correct 8 ms 1996 KB Output is correct
46 Correct 8 ms 2124 KB Output is correct
47 Correct 35 ms 2356 KB Output is correct
48 Correct 37 ms 2376 KB Output is correct
49 Correct 70 ms 2844 KB Output is correct
50 Correct 137 ms 3380 KB Output is correct
51 Correct 224 ms 3756 KB Output is correct
52 Correct 208 ms 3844 KB Output is correct
53 Correct 227 ms 3880 KB Output is correct
54 Correct 213 ms 3760 KB Output is correct
55 Correct 212 ms 3776 KB Output is correct
56 Correct 209 ms 3764 KB Output is correct
57 Correct 224 ms 3760 KB Output is correct
58 Correct 218 ms 3880 KB Output is correct
59 Correct 246 ms 3760 KB Output is correct
60 Correct 206 ms 3756 KB Output is correct
61 Correct 217 ms 3752 KB Output is correct
62 Correct 203 ms 3644 KB Output is correct
63 Correct 207 ms 3756 KB Output is correct
64 Correct 202 ms 3712 KB Output is correct
65 Correct 202 ms 3816 KB Output is correct
66 Correct 207 ms 3760 KB Output is correct
67 Correct 209 ms 3756 KB Output is correct
68 Correct 202 ms 3756 KB Output is correct
69 Correct 214 ms 3784 KB Output is correct
70 Correct 204 ms 3728 KB Output is correct
71 Correct 36 ms 2636 KB Output is correct
72 Correct 36 ms 2644 KB Output is correct
73 Correct 36 ms 2640 KB Output is correct
74 Correct 37 ms 2644 KB Output is correct
75 Correct 37 ms 2648 KB Output is correct
76 Correct 90 ms 3608 KB Output is correct
77 Correct 77 ms 3552 KB Output is correct
78 Correct 72 ms 3568 KB Output is correct
79 Correct 77 ms 3608 KB Output is correct
80 Correct 89 ms 3652 KB Output is correct
81 Correct 147 ms 4928 KB Output is correct
82 Correct 155 ms 4824 KB Output is correct
83 Correct 149 ms 4880 KB Output is correct
84 Correct 165 ms 4900 KB Output is correct
85 Correct 150 ms 4896 KB Output is correct
86 Correct 154 ms 6596 KB Output is correct
87 Correct 157 ms 6748 KB Output is correct
88 Correct 157 ms 6596 KB Output is correct
89 Correct 154 ms 6560 KB Output is correct
90 Correct 150 ms 6596 KB Output is correct
91 Correct 244 ms 20732 KB Output is correct
92 Correct 243 ms 20688 KB Output is correct
93 Correct 304 ms 20724 KB Output is correct
94 Correct 237 ms 20676 KB Output is correct
95 Correct 242 ms 20688 KB Output is correct
96 Correct 294 ms 38072 KB Output is correct
97 Correct 246 ms 37880 KB Output is correct
98 Correct 274 ms 37944 KB Output is correct
99 Correct 237 ms 37828 KB Output is correct
100 Correct 270 ms 37948 KB Output is correct
101 Correct 250 ms 37860 KB Output is correct
102 Correct 239 ms 37828 KB Output is correct
103 Correct 239 ms 37852 KB Output is correct
104 Correct 235 ms 37912 KB Output is correct
105 Correct 259 ms 37900 KB Output is correct
106 Correct 242 ms 46464 KB Output is correct
107 Correct 240 ms 46576 KB Output is correct
108 Correct 235 ms 46464 KB Output is correct
109 Correct 235 ms 46508 KB Output is correct
110 Correct 237 ms 46448 KB Output is correct
111 Correct 238 ms 46404 KB Output is correct
112 Correct 239 ms 46424 KB Output is correct
113 Correct 246 ms 46408 KB Output is correct
114 Correct 234 ms 46404 KB Output is correct
115 Correct 231 ms 46456 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1740 KB Output is correct
2 Correct 1 ms 1868 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 1 ms 1868 KB Output is correct
6 Correct 1 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1868 KB Output is correct
9 Correct 1 ms 1868 KB Output is correct
10 Correct 1 ms 1868 KB Output is correct
11 Correct 1 ms 1868 KB Output is correct
12 Correct 2 ms 1828 KB Output is correct
13 Correct 9 ms 1956 KB Output is correct
14 Correct 51 ms 2252 KB Output is correct
15 Correct 99 ms 2764 KB Output is correct
16 Correct 157 ms 3060 KB Output is correct
17 Correct 128 ms 3068 KB Output is correct
18 Correct 159 ms 3020 KB Output is correct
19 Correct 170 ms 3152 KB Output is correct
20 Correct 144 ms 3056 KB Output is correct
21 Correct 165 ms 3060 KB Output is correct
22 Correct 158 ms 3056 KB Output is correct
23 Correct 166 ms 3064 KB Output is correct
24 Correct 162 ms 3060 KB Output is correct
25 Correct 152 ms 3060 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1864 KB Output is correct
28 Correct 7 ms 1868 KB Output is correct
29 Correct 57 ms 2252 KB Output is correct
30 Correct 110 ms 2636 KB Output is correct
31 Correct 159 ms 3064 KB Output is correct
32 Correct 172 ms 3060 KB Output is correct
33 Correct 170 ms 3020 KB Output is correct
34 Correct 171 ms 3044 KB Output is correct
35 Correct 172 ms 3064 KB Output is correct
36 Correct 211 ms 3072 KB Output is correct
37 Correct 171 ms 3032 KB Output is correct
38 Correct 161 ms 3060 KB Output is correct
39 Correct 172 ms 3060 KB Output is correct
40 Correct 172 ms 3060 KB Output is correct
41 Correct 2 ms 1868 KB Output is correct
42 Correct 3 ms 1868 KB Output is correct
43 Correct 2 ms 1868 KB Output is correct
44 Correct 9 ms 1868 KB Output is correct
45 Correct 8 ms 1996 KB Output is correct
46 Correct 8 ms 2124 KB Output is correct
47 Correct 35 ms 2356 KB Output is correct
48 Correct 37 ms 2376 KB Output is correct
49 Correct 70 ms 2844 KB Output is correct
50 Correct 137 ms 3380 KB Output is correct
51 Correct 224 ms 3756 KB Output is correct
52 Correct 208 ms 3844 KB Output is correct
53 Correct 227 ms 3880 KB Output is correct
54 Correct 213 ms 3760 KB Output is correct
55 Correct 212 ms 3776 KB Output is correct
56 Correct 209 ms 3764 KB Output is correct
57 Correct 224 ms 3760 KB Output is correct
58 Correct 218 ms 3880 KB Output is correct
59 Correct 246 ms 3760 KB Output is correct
60 Correct 206 ms 3756 KB Output is correct
61 Correct 217 ms 3752 KB Output is correct
62 Correct 203 ms 3644 KB Output is correct
63 Correct 207 ms 3756 KB Output is correct
64 Correct 202 ms 3712 KB Output is correct
65 Correct 202 ms 3816 KB Output is correct
66 Correct 207 ms 3760 KB Output is correct
67 Correct 209 ms 3756 KB Output is correct
68 Correct 202 ms 3756 KB Output is correct
69 Correct 214 ms 3784 KB Output is correct
70 Correct 204 ms 3728 KB Output is correct
71 Correct 36 ms 2636 KB Output is correct
72 Correct 36 ms 2644 KB Output is correct
73 Correct 36 ms 2640 KB Output is correct
74 Correct 37 ms 2644 KB Output is correct
75 Correct 37 ms 2648 KB Output is correct
76 Correct 90 ms 3608 KB Output is correct
77 Correct 77 ms 3552 KB Output is correct
78 Correct 72 ms 3568 KB Output is correct
79 Correct 77 ms 3608 KB Output is correct
80 Correct 89 ms 3652 KB Output is correct
81 Correct 147 ms 4928 KB Output is correct
82 Correct 155 ms 4824 KB Output is correct
83 Correct 149 ms 4880 KB Output is correct
84 Correct 165 ms 4900 KB Output is correct
85 Correct 150 ms 4896 KB Output is correct
86 Correct 154 ms 6596 KB Output is correct
87 Correct 157 ms 6748 KB Output is correct
88 Correct 157 ms 6596 KB Output is correct
89 Correct 154 ms 6560 KB Output is correct
90 Correct 150 ms 6596 KB Output is correct
91 Correct 244 ms 20732 KB Output is correct
92 Correct 243 ms 20688 KB Output is correct
93 Correct 304 ms 20724 KB Output is correct
94 Correct 237 ms 20676 KB Output is correct
95 Correct 242 ms 20688 KB Output is correct
96 Correct 294 ms 38072 KB Output is correct
97 Correct 246 ms 37880 KB Output is correct
98 Correct 274 ms 37944 KB Output is correct
99 Correct 237 ms 37828 KB Output is correct
100 Correct 270 ms 37948 KB Output is correct
101 Correct 250 ms 37860 KB Output is correct
102 Correct 239 ms 37828 KB Output is correct
103 Correct 239 ms 37852 KB Output is correct
104 Correct 235 ms 37912 KB Output is correct
105 Correct 259 ms 37900 KB Output is correct
106 Correct 242 ms 46464 KB Output is correct
107 Correct 240 ms 46576 KB Output is correct
108 Correct 235 ms 46464 KB Output is correct
109 Correct 235 ms 46508 KB Output is correct
110 Correct 237 ms 46448 KB Output is correct
111 Correct 238 ms 46404 KB Output is correct
112 Correct 239 ms 46424 KB Output is correct
113 Correct 246 ms 46408 KB Output is correct
114 Correct 234 ms 46404 KB Output is correct
115 Correct 231 ms 46456 KB Output is correct
116 Execution timed out 7035 ms 3444 KB Time limit exceeded
117 Halted 0 ms 0 KB -