Submission #519389

# Submission time Handle Problem Language Result Execution time Memory
519389 2022-01-26T09:59:23 Z Keshi Diversity (CEOI21_diversity) C++17
64 / 100
7000 ms 46072 KB
//In the name of God
#include <bits/stdc++.h>
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 1628 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 2 ms 1868 KB Output is correct
6 Correct 2 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1872 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 1892 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 52 ms 2336 KB Output is correct
5 Correct 97 ms 2764 KB Output is correct
6 Correct 168 ms 3244 KB Output is correct
7 Correct 176 ms 3268 KB Output is correct
8 Correct 160 ms 3196 KB Output is correct
9 Correct 165 ms 3184 KB Output is correct
10 Correct 150 ms 3188 KB Output is correct
11 Correct 166 ms 3184 KB Output is correct
12 Correct 159 ms 3192 KB Output is correct
13 Correct 168 ms 3188 KB Output is correct
14 Correct 159 ms 3192 KB Output is correct
15 Correct 158 ms 3148 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1892 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 52 ms 2336 KB Output is correct
5 Correct 97 ms 2764 KB Output is correct
6 Correct 168 ms 3244 KB Output is correct
7 Correct 176 ms 3268 KB Output is correct
8 Correct 160 ms 3196 KB Output is correct
9 Correct 165 ms 3184 KB Output is correct
10 Correct 150 ms 3188 KB Output is correct
11 Correct 166 ms 3184 KB Output is correct
12 Correct 159 ms 3192 KB Output is correct
13 Correct 168 ms 3188 KB Output is correct
14 Correct 159 ms 3192 KB Output is correct
15 Correct 158 ms 3148 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1868 KB Output is correct
18 Correct 7 ms 1868 KB Output is correct
19 Correct 54 ms 2412 KB Output is correct
20 Correct 112 ms 2800 KB Output is correct
21 Correct 163 ms 3188 KB Output is correct
22 Correct 172 ms 3180 KB Output is correct
23 Correct 192 ms 3192 KB Output is correct
24 Correct 179 ms 3132 KB Output is correct
25 Correct 175 ms 3188 KB Output is correct
26 Correct 181 ms 3200 KB Output is correct
27 Correct 175 ms 3184 KB Output is correct
28 Correct 159 ms 3188 KB Output is correct
29 Correct 200 ms 3188 KB Output is correct
30 Correct 173 ms 3148 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1892 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 52 ms 2336 KB Output is correct
5 Correct 97 ms 2764 KB Output is correct
6 Correct 168 ms 3244 KB Output is correct
7 Correct 176 ms 3268 KB Output is correct
8 Correct 160 ms 3196 KB Output is correct
9 Correct 165 ms 3184 KB Output is correct
10 Correct 150 ms 3188 KB Output is correct
11 Correct 166 ms 3184 KB Output is correct
12 Correct 159 ms 3192 KB Output is correct
13 Correct 168 ms 3188 KB Output is correct
14 Correct 159 ms 3192 KB Output is correct
15 Correct 158 ms 3148 KB Output is correct
16 Correct 1 ms 1868 KB Output is correct
17 Correct 2 ms 1868 KB Output is correct
18 Correct 7 ms 1868 KB Output is correct
19 Correct 54 ms 2412 KB Output is correct
20 Correct 112 ms 2800 KB Output is correct
21 Correct 163 ms 3188 KB Output is correct
22 Correct 172 ms 3180 KB Output is correct
23 Correct 192 ms 3192 KB Output is correct
24 Correct 179 ms 3132 KB Output is correct
25 Correct 175 ms 3188 KB Output is correct
26 Correct 181 ms 3200 KB Output is correct
27 Correct 175 ms 3184 KB Output is correct
28 Correct 159 ms 3188 KB Output is correct
29 Correct 200 ms 3188 KB Output is correct
30 Correct 173 ms 3148 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 1996 KB Output is correct
36 Correct 11 ms 2124 KB Output is correct
37 Correct 37 ms 2292 KB Output is correct
38 Correct 39 ms 2324 KB Output is correct
39 Correct 70 ms 2584 KB Output is correct
40 Correct 139 ms 2940 KB Output is correct
41 Correct 249 ms 3360 KB Output is correct
42 Correct 209 ms 3352 KB Output is correct
43 Correct 210 ms 3356 KB Output is correct
44 Correct 230 ms 3356 KB Output is correct
45 Correct 206 ms 3352 KB Output is correct
46 Correct 203 ms 3352 KB Output is correct
47 Correct 211 ms 3592 KB Output is correct
48 Correct 209 ms 3352 KB Output is correct
49 Correct 203 ms 3360 KB Output is correct
50 Correct 219 ms 3364 KB Output is correct
51 Correct 217 ms 3408 KB Output is correct
52 Correct 206 ms 3268 KB Output is correct
53 Correct 206 ms 3360 KB Output is correct
54 Correct 221 ms 3356 KB Output is correct
55 Correct 208 ms 3352 KB Output is correct
56 Correct 214 ms 3368 KB Output is correct
57 Correct 210 ms 3344 KB Output is correct
58 Correct 231 ms 3400 KB Output is correct
59 Correct 205 ms 3356 KB Output is correct
60 Correct 213 ms 3336 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 2 ms 1868 KB Output is correct
6 Correct 2 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1872 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 1892 KB Output is correct
12 Correct 2 ms 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 52 ms 2336 KB Output is correct
15 Correct 97 ms 2764 KB Output is correct
16 Correct 168 ms 3244 KB Output is correct
17 Correct 176 ms 3268 KB Output is correct
18 Correct 160 ms 3196 KB Output is correct
19 Correct 165 ms 3184 KB Output is correct
20 Correct 150 ms 3188 KB Output is correct
21 Correct 166 ms 3184 KB Output is correct
22 Correct 159 ms 3192 KB Output is correct
23 Correct 168 ms 3188 KB Output is correct
24 Correct 159 ms 3192 KB Output is correct
25 Correct 158 ms 3148 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1868 KB Output is correct
28 Correct 7 ms 1868 KB Output is correct
29 Correct 54 ms 2412 KB Output is correct
30 Correct 112 ms 2800 KB Output is correct
31 Correct 163 ms 3188 KB Output is correct
32 Correct 172 ms 3180 KB Output is correct
33 Correct 192 ms 3192 KB Output is correct
34 Correct 179 ms 3132 KB Output is correct
35 Correct 175 ms 3188 KB Output is correct
36 Correct 181 ms 3200 KB Output is correct
37 Correct 175 ms 3184 KB Output is correct
38 Correct 159 ms 3188 KB Output is correct
39 Correct 200 ms 3188 KB Output is correct
40 Correct 173 ms 3148 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 1996 KB Output is correct
46 Correct 11 ms 2124 KB Output is correct
47 Correct 37 ms 2292 KB Output is correct
48 Correct 39 ms 2324 KB Output is correct
49 Correct 70 ms 2584 KB Output is correct
50 Correct 139 ms 2940 KB Output is correct
51 Correct 249 ms 3360 KB Output is correct
52 Correct 209 ms 3352 KB Output is correct
53 Correct 210 ms 3356 KB Output is correct
54 Correct 230 ms 3356 KB Output is correct
55 Correct 206 ms 3352 KB Output is correct
56 Correct 203 ms 3352 KB Output is correct
57 Correct 211 ms 3592 KB Output is correct
58 Correct 209 ms 3352 KB Output is correct
59 Correct 203 ms 3360 KB Output is correct
60 Correct 219 ms 3364 KB Output is correct
61 Correct 217 ms 3408 KB Output is correct
62 Correct 206 ms 3268 KB Output is correct
63 Correct 206 ms 3360 KB Output is correct
64 Correct 221 ms 3356 KB Output is correct
65 Correct 208 ms 3352 KB Output is correct
66 Correct 214 ms 3368 KB Output is correct
67 Correct 210 ms 3344 KB Output is correct
68 Correct 231 ms 3400 KB Output is correct
69 Correct 205 ms 3356 KB Output is correct
70 Correct 213 ms 3336 KB Output is correct
71 Correct 37 ms 2548 KB Output is correct
72 Correct 38 ms 2628 KB Output is correct
73 Correct 37 ms 2548 KB Output is correct
74 Correct 36 ms 2564 KB Output is correct
75 Correct 38 ms 2628 KB Output is correct
76 Correct 98 ms 3228 KB Output is correct
77 Correct 75 ms 3232 KB Output is correct
78 Correct 81 ms 3464 KB Output is correct
79 Correct 82 ms 3216 KB Output is correct
80 Correct 77 ms 3276 KB Output is correct
81 Correct 149 ms 4424 KB Output is correct
82 Correct 145 ms 4420 KB Output is correct
83 Correct 145 ms 4476 KB Output is correct
84 Correct 154 ms 4500 KB Output is correct
85 Correct 145 ms 4440 KB Output is correct
86 Correct 165 ms 6304 KB Output is correct
87 Correct 161 ms 6232 KB Output is correct
88 Correct 149 ms 6244 KB Output is correct
89 Correct 157 ms 6192 KB Output is correct
90 Correct 152 ms 6188 KB Output is correct
91 Correct 236 ms 20304 KB Output is correct
92 Correct 253 ms 20264 KB Output is correct
93 Correct 238 ms 20336 KB Output is correct
94 Correct 271 ms 20292 KB Output is correct
95 Correct 231 ms 20300 KB Output is correct
96 Correct 239 ms 37408 KB Output is correct
97 Correct 239 ms 37504 KB Output is correct
98 Correct 254 ms 37480 KB Output is correct
99 Correct 242 ms 37468 KB Output is correct
100 Correct 252 ms 37392 KB Output is correct
101 Correct 233 ms 37480 KB Output is correct
102 Correct 260 ms 37444 KB Output is correct
103 Correct 233 ms 37420 KB Output is correct
104 Correct 242 ms 37424 KB Output is correct
105 Correct 246 ms 37420 KB Output is correct
106 Correct 285 ms 46052 KB Output is correct
107 Correct 237 ms 46016 KB Output is correct
108 Correct 240 ms 45992 KB Output is correct
109 Correct 243 ms 45952 KB Output is correct
110 Correct 236 ms 45992 KB Output is correct
111 Correct 238 ms 46044 KB Output is correct
112 Correct 243 ms 46072 KB Output is correct
113 Correct 230 ms 46004 KB Output is correct
114 Correct 248 ms 46036 KB Output is correct
115 Correct 231 ms 45948 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1868 KB Output is correct
4 Correct 1 ms 1868 KB Output is correct
5 Correct 2 ms 1868 KB Output is correct
6 Correct 2 ms 1868 KB Output is correct
7 Correct 1 ms 1868 KB Output is correct
8 Correct 1 ms 1872 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 1892 KB Output is correct
12 Correct 2 ms 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 52 ms 2336 KB Output is correct
15 Correct 97 ms 2764 KB Output is correct
16 Correct 168 ms 3244 KB Output is correct
17 Correct 176 ms 3268 KB Output is correct
18 Correct 160 ms 3196 KB Output is correct
19 Correct 165 ms 3184 KB Output is correct
20 Correct 150 ms 3188 KB Output is correct
21 Correct 166 ms 3184 KB Output is correct
22 Correct 159 ms 3192 KB Output is correct
23 Correct 168 ms 3188 KB Output is correct
24 Correct 159 ms 3192 KB Output is correct
25 Correct 158 ms 3148 KB Output is correct
26 Correct 1 ms 1868 KB Output is correct
27 Correct 2 ms 1868 KB Output is correct
28 Correct 7 ms 1868 KB Output is correct
29 Correct 54 ms 2412 KB Output is correct
30 Correct 112 ms 2800 KB Output is correct
31 Correct 163 ms 3188 KB Output is correct
32 Correct 172 ms 3180 KB Output is correct
33 Correct 192 ms 3192 KB Output is correct
34 Correct 179 ms 3132 KB Output is correct
35 Correct 175 ms 3188 KB Output is correct
36 Correct 181 ms 3200 KB Output is correct
37 Correct 175 ms 3184 KB Output is correct
38 Correct 159 ms 3188 KB Output is correct
39 Correct 200 ms 3188 KB Output is correct
40 Correct 173 ms 3148 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 1996 KB Output is correct
46 Correct 11 ms 2124 KB Output is correct
47 Correct 37 ms 2292 KB Output is correct
48 Correct 39 ms 2324 KB Output is correct
49 Correct 70 ms 2584 KB Output is correct
50 Correct 139 ms 2940 KB Output is correct
51 Correct 249 ms 3360 KB Output is correct
52 Correct 209 ms 3352 KB Output is correct
53 Correct 210 ms 3356 KB Output is correct
54 Correct 230 ms 3356 KB Output is correct
55 Correct 206 ms 3352 KB Output is correct
56 Correct 203 ms 3352 KB Output is correct
57 Correct 211 ms 3592 KB Output is correct
58 Correct 209 ms 3352 KB Output is correct
59 Correct 203 ms 3360 KB Output is correct
60 Correct 219 ms 3364 KB Output is correct
61 Correct 217 ms 3408 KB Output is correct
62 Correct 206 ms 3268 KB Output is correct
63 Correct 206 ms 3360 KB Output is correct
64 Correct 221 ms 3356 KB Output is correct
65 Correct 208 ms 3352 KB Output is correct
66 Correct 214 ms 3368 KB Output is correct
67 Correct 210 ms 3344 KB Output is correct
68 Correct 231 ms 3400 KB Output is correct
69 Correct 205 ms 3356 KB Output is correct
70 Correct 213 ms 3336 KB Output is correct
71 Correct 37 ms 2548 KB Output is correct
72 Correct 38 ms 2628 KB Output is correct
73 Correct 37 ms 2548 KB Output is correct
74 Correct 36 ms 2564 KB Output is correct
75 Correct 38 ms 2628 KB Output is correct
76 Correct 98 ms 3228 KB Output is correct
77 Correct 75 ms 3232 KB Output is correct
78 Correct 81 ms 3464 KB Output is correct
79 Correct 82 ms 3216 KB Output is correct
80 Correct 77 ms 3276 KB Output is correct
81 Correct 149 ms 4424 KB Output is correct
82 Correct 145 ms 4420 KB Output is correct
83 Correct 145 ms 4476 KB Output is correct
84 Correct 154 ms 4500 KB Output is correct
85 Correct 145 ms 4440 KB Output is correct
86 Correct 165 ms 6304 KB Output is correct
87 Correct 161 ms 6232 KB Output is correct
88 Correct 149 ms 6244 KB Output is correct
89 Correct 157 ms 6192 KB Output is correct
90 Correct 152 ms 6188 KB Output is correct
91 Correct 236 ms 20304 KB Output is correct
92 Correct 253 ms 20264 KB Output is correct
93 Correct 238 ms 20336 KB Output is correct
94 Correct 271 ms 20292 KB Output is correct
95 Correct 231 ms 20300 KB Output is correct
96 Correct 239 ms 37408 KB Output is correct
97 Correct 239 ms 37504 KB Output is correct
98 Correct 254 ms 37480 KB Output is correct
99 Correct 242 ms 37468 KB Output is correct
100 Correct 252 ms 37392 KB Output is correct
101 Correct 233 ms 37480 KB Output is correct
102 Correct 260 ms 37444 KB Output is correct
103 Correct 233 ms 37420 KB Output is correct
104 Correct 242 ms 37424 KB Output is correct
105 Correct 246 ms 37420 KB Output is correct
106 Correct 285 ms 46052 KB Output is correct
107 Correct 237 ms 46016 KB Output is correct
108 Correct 240 ms 45992 KB Output is correct
109 Correct 243 ms 45952 KB Output is correct
110 Correct 236 ms 45992 KB Output is correct
111 Correct 238 ms 46044 KB Output is correct
112 Correct 243 ms 46072 KB Output is correct
113 Correct 230 ms 46004 KB Output is correct
114 Correct 248 ms 46036 KB Output is correct
115 Correct 231 ms 45948 KB Output is correct
116 Correct 4692 ms 4088 KB Output is correct
117 Correct 4898 ms 4212 KB Output is correct
118 Execution timed out 7095 ms 4292 KB Time limit exceeded
119 Halted 0 ms 0 KB -