Submission #519400

# Submission time Handle Problem Language Result Execution time Memory
519400 2022-01-26T10:11:34 Z Keshi Diversity (CEOI21_diversity) C++17
64 / 100
7000 ms 46280 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;
}
int wtf;
void add(int x){
  	wtf++;
	x = a[x];
	upd(upper_bound(cnt, cnt + N, cn[x]) - cnt - 1, 1);
	cn[x]++;
}
void rem(int x){
  	wtf++;
	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++);
      	assert(wtf < 1000 + (n + q) * (sq + (n + q) / sq));
		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 1 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 51 ms 2292 KB Output is correct
5 Correct 97 ms 2636 KB Output is correct
6 Correct 156 ms 3020 KB Output is correct
7 Correct 128 ms 3060 KB Output is correct
8 Correct 157 ms 3012 KB Output is correct
9 Correct 158 ms 3020 KB Output is correct
10 Correct 146 ms 3060 KB Output is correct
11 Correct 155 ms 2964 KB Output is correct
12 Correct 165 ms 3064 KB Output is correct
13 Correct 169 ms 3140 KB Output is correct
14 Correct 153 ms 3072 KB Output is correct
15 Correct 152 ms 3020 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 1 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 51 ms 2292 KB Output is correct
5 Correct 97 ms 2636 KB Output is correct
6 Correct 156 ms 3020 KB Output is correct
7 Correct 128 ms 3060 KB Output is correct
8 Correct 157 ms 3012 KB Output is correct
9 Correct 158 ms 3020 KB Output is correct
10 Correct 146 ms 3060 KB Output is correct
11 Correct 155 ms 2964 KB Output is correct
12 Correct 165 ms 3064 KB Output is correct
13 Correct 169 ms 3140 KB Output is correct
14 Correct 153 ms 3072 KB Output is correct
15 Correct 152 ms 3020 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1868 KB Output is correct
18 Correct 8 ms 1952 KB Output is correct
19 Correct 54 ms 2284 KB Output is correct
20 Correct 110 ms 2672 KB Output is correct
21 Correct 158 ms 3064 KB Output is correct
22 Correct 171 ms 3020 KB Output is correct
23 Correct 186 ms 3140 KB Output is correct
24 Correct 175 ms 3020 KB Output is correct
25 Correct 169 ms 3060 KB Output is correct
26 Correct 172 ms 3020 KB Output is correct
27 Correct 170 ms 3136 KB Output is correct
28 Correct 158 ms 3000 KB Output is correct
29 Correct 171 ms 3172 KB Output is correct
30 Correct 171 ms 3064 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 1 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 51 ms 2292 KB Output is correct
5 Correct 97 ms 2636 KB Output is correct
6 Correct 156 ms 3020 KB Output is correct
7 Correct 128 ms 3060 KB Output is correct
8 Correct 157 ms 3012 KB Output is correct
9 Correct 158 ms 3020 KB Output is correct
10 Correct 146 ms 3060 KB Output is correct
11 Correct 155 ms 2964 KB Output is correct
12 Correct 165 ms 3064 KB Output is correct
13 Correct 169 ms 3140 KB Output is correct
14 Correct 153 ms 3072 KB Output is correct
15 Correct 152 ms 3020 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1868 KB Output is correct
18 Correct 8 ms 1952 KB Output is correct
19 Correct 54 ms 2284 KB Output is correct
20 Correct 110 ms 2672 KB Output is correct
21 Correct 158 ms 3064 KB Output is correct
22 Correct 171 ms 3020 KB Output is correct
23 Correct 186 ms 3140 KB Output is correct
24 Correct 175 ms 3020 KB Output is correct
25 Correct 169 ms 3060 KB Output is correct
26 Correct 172 ms 3020 KB Output is correct
27 Correct 170 ms 3136 KB Output is correct
28 Correct 158 ms 3000 KB Output is correct
29 Correct 171 ms 3172 KB Output is correct
30 Correct 171 ms 3064 KB Output is correct
31 Correct 2 ms 1868 KB Output is correct
32 Correct 2 ms 1868 KB Output is correct
33 Correct 2 ms 1868 KB Output is correct
34 Correct 7 ms 1996 KB Output is correct
35 Correct 8 ms 1932 KB Output is correct
36 Correct 8 ms 2156 KB Output is correct
37 Correct 35 ms 2376 KB Output is correct
38 Correct 35 ms 2380 KB Output is correct
39 Correct 69 ms 2708 KB Output is correct
40 Correct 143 ms 3104 KB Output is correct
41 Correct 201 ms 3472 KB Output is correct
42 Correct 202 ms 3492 KB Output is correct
43 Correct 207 ms 3620 KB Output is correct
44 Correct 235 ms 3492 KB Output is correct
45 Correct 201 ms 3496 KB Output is correct
46 Correct 213 ms 3616 KB Output is correct
47 Correct 225 ms 3492 KB Output is correct
48 Correct 206 ms 3588 KB Output is correct
49 Correct 203 ms 3488 KB Output is correct
50 Correct 211 ms 3396 KB Output is correct
51 Correct 204 ms 3488 KB Output is correct
52 Correct 208 ms 3416 KB Output is correct
53 Correct 210 ms 3484 KB Output is correct
54 Correct 208 ms 3652 KB Output is correct
55 Correct 199 ms 3396 KB Output is correct
56 Correct 205 ms 3376 KB Output is correct
57 Correct 210 ms 3608 KB Output is correct
58 Correct 204 ms 3396 KB Output is correct
59 Correct 201 ms 3484 KB Output is correct
60 Correct 214 ms 3612 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 1 ms 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 51 ms 2292 KB Output is correct
15 Correct 97 ms 2636 KB Output is correct
16 Correct 156 ms 3020 KB Output is correct
17 Correct 128 ms 3060 KB Output is correct
18 Correct 157 ms 3012 KB Output is correct
19 Correct 158 ms 3020 KB Output is correct
20 Correct 146 ms 3060 KB Output is correct
21 Correct 155 ms 2964 KB Output is correct
22 Correct 165 ms 3064 KB Output is correct
23 Correct 169 ms 3140 KB Output is correct
24 Correct 153 ms 3072 KB Output is correct
25 Correct 152 ms 3020 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1868 KB Output is correct
28 Correct 8 ms 1952 KB Output is correct
29 Correct 54 ms 2284 KB Output is correct
30 Correct 110 ms 2672 KB Output is correct
31 Correct 158 ms 3064 KB Output is correct
32 Correct 171 ms 3020 KB Output is correct
33 Correct 186 ms 3140 KB Output is correct
34 Correct 175 ms 3020 KB Output is correct
35 Correct 169 ms 3060 KB Output is correct
36 Correct 172 ms 3020 KB Output is correct
37 Correct 170 ms 3136 KB Output is correct
38 Correct 158 ms 3000 KB Output is correct
39 Correct 171 ms 3172 KB Output is correct
40 Correct 171 ms 3064 KB Output is correct
41 Correct 2 ms 1868 KB Output is correct
42 Correct 2 ms 1868 KB Output is correct
43 Correct 2 ms 1868 KB Output is correct
44 Correct 7 ms 1996 KB Output is correct
45 Correct 8 ms 1932 KB Output is correct
46 Correct 8 ms 2156 KB Output is correct
47 Correct 35 ms 2376 KB Output is correct
48 Correct 35 ms 2380 KB Output is correct
49 Correct 69 ms 2708 KB Output is correct
50 Correct 143 ms 3104 KB Output is correct
51 Correct 201 ms 3472 KB Output is correct
52 Correct 202 ms 3492 KB Output is correct
53 Correct 207 ms 3620 KB Output is correct
54 Correct 235 ms 3492 KB Output is correct
55 Correct 201 ms 3496 KB Output is correct
56 Correct 213 ms 3616 KB Output is correct
57 Correct 225 ms 3492 KB Output is correct
58 Correct 206 ms 3588 KB Output is correct
59 Correct 203 ms 3488 KB Output is correct
60 Correct 211 ms 3396 KB Output is correct
61 Correct 204 ms 3488 KB Output is correct
62 Correct 208 ms 3416 KB Output is correct
63 Correct 210 ms 3484 KB Output is correct
64 Correct 208 ms 3652 KB Output is correct
65 Correct 199 ms 3396 KB Output is correct
66 Correct 205 ms 3376 KB Output is correct
67 Correct 210 ms 3608 KB Output is correct
68 Correct 204 ms 3396 KB Output is correct
69 Correct 201 ms 3484 KB Output is correct
70 Correct 214 ms 3612 KB Output is correct
71 Correct 37 ms 2756 KB Output is correct
72 Correct 47 ms 2668 KB Output is correct
73 Correct 50 ms 2564 KB Output is correct
74 Correct 36 ms 2648 KB Output is correct
75 Correct 36 ms 2632 KB Output is correct
76 Correct 76 ms 3392 KB Output is correct
77 Correct 73 ms 3396 KB Output is correct
78 Correct 73 ms 3396 KB Output is correct
79 Correct 78 ms 3556 KB Output is correct
80 Correct 74 ms 3396 KB Output is correct
81 Correct 154 ms 4676 KB Output is correct
82 Correct 152 ms 4632 KB Output is correct
83 Correct 156 ms 4728 KB Output is correct
84 Correct 157 ms 4768 KB Output is correct
85 Correct 146 ms 4640 KB Output is correct
86 Correct 155 ms 6272 KB Output is correct
87 Correct 150 ms 6272 KB Output is correct
88 Correct 156 ms 6512 KB Output is correct
89 Correct 152 ms 6368 KB Output is correct
90 Correct 151 ms 6272 KB Output is correct
91 Correct 273 ms 20552 KB Output is correct
92 Correct 239 ms 20456 KB Output is correct
93 Correct 238 ms 20452 KB Output is correct
94 Correct 234 ms 20456 KB Output is correct
95 Correct 251 ms 20440 KB Output is correct
96 Correct 250 ms 37572 KB Output is correct
97 Correct 308 ms 37580 KB Output is correct
98 Correct 279 ms 37584 KB Output is correct
99 Correct 289 ms 37604 KB Output is correct
100 Correct 244 ms 37592 KB Output is correct
101 Correct 258 ms 37540 KB Output is correct
102 Correct 263 ms 37532 KB Output is correct
103 Correct 260 ms 37632 KB Output is correct
104 Correct 255 ms 37624 KB Output is correct
105 Correct 259 ms 37616 KB Output is correct
106 Correct 318 ms 46188 KB Output is correct
107 Correct 249 ms 46108 KB Output is correct
108 Correct 279 ms 46108 KB Output is correct
109 Correct 261 ms 46088 KB Output is correct
110 Correct 291 ms 46184 KB Output is correct
111 Correct 245 ms 46140 KB Output is correct
112 Correct 286 ms 46148 KB Output is correct
113 Correct 251 ms 46168 KB Output is correct
114 Correct 258 ms 46280 KB Output is correct
115 Correct 294 ms 46120 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 1 ms 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 51 ms 2292 KB Output is correct
15 Correct 97 ms 2636 KB Output is correct
16 Correct 156 ms 3020 KB Output is correct
17 Correct 128 ms 3060 KB Output is correct
18 Correct 157 ms 3012 KB Output is correct
19 Correct 158 ms 3020 KB Output is correct
20 Correct 146 ms 3060 KB Output is correct
21 Correct 155 ms 2964 KB Output is correct
22 Correct 165 ms 3064 KB Output is correct
23 Correct 169 ms 3140 KB Output is correct
24 Correct 153 ms 3072 KB Output is correct
25 Correct 152 ms 3020 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1868 KB Output is correct
28 Correct 8 ms 1952 KB Output is correct
29 Correct 54 ms 2284 KB Output is correct
30 Correct 110 ms 2672 KB Output is correct
31 Correct 158 ms 3064 KB Output is correct
32 Correct 171 ms 3020 KB Output is correct
33 Correct 186 ms 3140 KB Output is correct
34 Correct 175 ms 3020 KB Output is correct
35 Correct 169 ms 3060 KB Output is correct
36 Correct 172 ms 3020 KB Output is correct
37 Correct 170 ms 3136 KB Output is correct
38 Correct 158 ms 3000 KB Output is correct
39 Correct 171 ms 3172 KB Output is correct
40 Correct 171 ms 3064 KB Output is correct
41 Correct 2 ms 1868 KB Output is correct
42 Correct 2 ms 1868 KB Output is correct
43 Correct 2 ms 1868 KB Output is correct
44 Correct 7 ms 1996 KB Output is correct
45 Correct 8 ms 1932 KB Output is correct
46 Correct 8 ms 2156 KB Output is correct
47 Correct 35 ms 2376 KB Output is correct
48 Correct 35 ms 2380 KB Output is correct
49 Correct 69 ms 2708 KB Output is correct
50 Correct 143 ms 3104 KB Output is correct
51 Correct 201 ms 3472 KB Output is correct
52 Correct 202 ms 3492 KB Output is correct
53 Correct 207 ms 3620 KB Output is correct
54 Correct 235 ms 3492 KB Output is correct
55 Correct 201 ms 3496 KB Output is correct
56 Correct 213 ms 3616 KB Output is correct
57 Correct 225 ms 3492 KB Output is correct
58 Correct 206 ms 3588 KB Output is correct
59 Correct 203 ms 3488 KB Output is correct
60 Correct 211 ms 3396 KB Output is correct
61 Correct 204 ms 3488 KB Output is correct
62 Correct 208 ms 3416 KB Output is correct
63 Correct 210 ms 3484 KB Output is correct
64 Correct 208 ms 3652 KB Output is correct
65 Correct 199 ms 3396 KB Output is correct
66 Correct 205 ms 3376 KB Output is correct
67 Correct 210 ms 3608 KB Output is correct
68 Correct 204 ms 3396 KB Output is correct
69 Correct 201 ms 3484 KB Output is correct
70 Correct 214 ms 3612 KB Output is correct
71 Correct 37 ms 2756 KB Output is correct
72 Correct 47 ms 2668 KB Output is correct
73 Correct 50 ms 2564 KB Output is correct
74 Correct 36 ms 2648 KB Output is correct
75 Correct 36 ms 2632 KB Output is correct
76 Correct 76 ms 3392 KB Output is correct
77 Correct 73 ms 3396 KB Output is correct
78 Correct 73 ms 3396 KB Output is correct
79 Correct 78 ms 3556 KB Output is correct
80 Correct 74 ms 3396 KB Output is correct
81 Correct 154 ms 4676 KB Output is correct
82 Correct 152 ms 4632 KB Output is correct
83 Correct 156 ms 4728 KB Output is correct
84 Correct 157 ms 4768 KB Output is correct
85 Correct 146 ms 4640 KB Output is correct
86 Correct 155 ms 6272 KB Output is correct
87 Correct 150 ms 6272 KB Output is correct
88 Correct 156 ms 6512 KB Output is correct
89 Correct 152 ms 6368 KB Output is correct
90 Correct 151 ms 6272 KB Output is correct
91 Correct 273 ms 20552 KB Output is correct
92 Correct 239 ms 20456 KB Output is correct
93 Correct 238 ms 20452 KB Output is correct
94 Correct 234 ms 20456 KB Output is correct
95 Correct 251 ms 20440 KB Output is correct
96 Correct 250 ms 37572 KB Output is correct
97 Correct 308 ms 37580 KB Output is correct
98 Correct 279 ms 37584 KB Output is correct
99 Correct 289 ms 37604 KB Output is correct
100 Correct 244 ms 37592 KB Output is correct
101 Correct 258 ms 37540 KB Output is correct
102 Correct 263 ms 37532 KB Output is correct
103 Correct 260 ms 37632 KB Output is correct
104 Correct 255 ms 37624 KB Output is correct
105 Correct 259 ms 37616 KB Output is correct
106 Correct 318 ms 46188 KB Output is correct
107 Correct 249 ms 46108 KB Output is correct
108 Correct 279 ms 46108 KB Output is correct
109 Correct 261 ms 46088 KB Output is correct
110 Correct 291 ms 46184 KB Output is correct
111 Correct 245 ms 46140 KB Output is correct
112 Correct 286 ms 46148 KB Output is correct
113 Correct 251 ms 46168 KB Output is correct
114 Correct 258 ms 46280 KB Output is correct
115 Correct 294 ms 46120 KB Output is correct
116 Correct 4631 ms 3960 KB Output is correct
117 Correct 4830 ms 4228 KB Output is correct
118 Execution timed out 7075 ms 4184 KB Time limit exceeded
119 Halted 0 ms 0 KB -