답안 #519397

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
519397 2022-01-26T10:09:44 Z Keshi Diversity (CEOI21_diversity) C++17
64 / 100
2947 ms 45964 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 * (sq + n / 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;
}
# 결과 실행 시간 메모리 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
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 67 ms 2300 KB Output is correct
5 Correct 102 ms 2676 KB Output is correct
6 Correct 162 ms 3064 KB Output is correct
7 Correct 130 ms 3060 KB Output is correct
8 Correct 165 ms 3140 KB Output is correct
9 Correct 161 ms 3064 KB Output is correct
10 Correct 151 ms 3020 KB Output is correct
11 Correct 205 ms 3064 KB Output is correct
12 Correct 175 ms 3064 KB Output is correct
13 Correct 172 ms 3060 KB Output is correct
14 Correct 151 ms 3076 KB Output is correct
15 Correct 162 ms 3064 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 67 ms 2300 KB Output is correct
5 Correct 102 ms 2676 KB Output is correct
6 Correct 162 ms 3064 KB Output is correct
7 Correct 130 ms 3060 KB Output is correct
8 Correct 165 ms 3140 KB Output is correct
9 Correct 161 ms 3064 KB Output is correct
10 Correct 151 ms 3020 KB Output is correct
11 Correct 205 ms 3064 KB Output is correct
12 Correct 175 ms 3064 KB Output is correct
13 Correct 172 ms 3060 KB Output is correct
14 Correct 151 ms 3076 KB Output is correct
15 Correct 162 ms 3064 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 1956 KB Output is correct
19 Correct 58 ms 2284 KB Output is correct
20 Correct 137 ms 2676 KB Output is correct
21 Correct 164 ms 3060 KB Output is correct
22 Correct 180 ms 3020 KB Output is correct
23 Correct 188 ms 3068 KB Output is correct
24 Correct 265 ms 3060 KB Output is correct
25 Correct 208 ms 3060 KB Output is correct
26 Correct 227 ms 3064 KB Output is correct
27 Correct 189 ms 3064 KB Output is correct
28 Correct 173 ms 3068 KB Output is correct
29 Correct 183 ms 3064 KB Output is correct
30 Correct 188 ms 3060 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1868 KB Output is correct
2 Correct 2 ms 1868 KB Output is correct
3 Correct 6 ms 1868 KB Output is correct
4 Correct 67 ms 2300 KB Output is correct
5 Correct 102 ms 2676 KB Output is correct
6 Correct 162 ms 3064 KB Output is correct
7 Correct 130 ms 3060 KB Output is correct
8 Correct 165 ms 3140 KB Output is correct
9 Correct 161 ms 3064 KB Output is correct
10 Correct 151 ms 3020 KB Output is correct
11 Correct 205 ms 3064 KB Output is correct
12 Correct 175 ms 3064 KB Output is correct
13 Correct 172 ms 3060 KB Output is correct
14 Correct 151 ms 3076 KB Output is correct
15 Correct 162 ms 3064 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 1956 KB Output is correct
19 Correct 58 ms 2284 KB Output is correct
20 Correct 137 ms 2676 KB Output is correct
21 Correct 164 ms 3060 KB Output is correct
22 Correct 180 ms 3020 KB Output is correct
23 Correct 188 ms 3068 KB Output is correct
24 Correct 265 ms 3060 KB Output is correct
25 Correct 208 ms 3060 KB Output is correct
26 Correct 227 ms 3064 KB Output is correct
27 Correct 189 ms 3064 KB Output is correct
28 Correct 173 ms 3068 KB Output is correct
29 Correct 183 ms 3064 KB Output is correct
30 Correct 188 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 1972 KB Output is correct
35 Correct 11 ms 1996 KB Output is correct
36 Correct 8 ms 2080 KB Output is correct
37 Correct 42 ms 2176 KB Output is correct
38 Correct 37 ms 2268 KB Output is correct
39 Correct 89 ms 2468 KB Output is correct
40 Correct 161 ms 2852 KB Output is correct
41 Correct 232 ms 3212 KB Output is correct
42 Correct 239 ms 3236 KB Output is correct
43 Correct 227 ms 3232 KB Output is correct
44 Correct 257 ms 3360 KB Output is correct
45 Correct 221 ms 3240 KB Output is correct
46 Correct 251 ms 3240 KB Output is correct
47 Correct 210 ms 3232 KB Output is correct
48 Correct 211 ms 3240 KB Output is correct
49 Correct 253 ms 3236 KB Output is correct
50 Correct 263 ms 3240 KB Output is correct
51 Correct 225 ms 3148 KB Output is correct
52 Correct 225 ms 3476 KB Output is correct
53 Correct 221 ms 3236 KB Output is correct
54 Correct 204 ms 3240 KB Output is correct
55 Correct 230 ms 3356 KB Output is correct
56 Correct 240 ms 3236 KB Output is correct
57 Correct 230 ms 3236 KB Output is correct
58 Correct 244 ms 3432 KB Output is correct
59 Correct 227 ms 3240 KB Output is correct
60 Correct 233 ms 3236 KB Output is correct
# 결과 실행 시간 메모리 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 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 67 ms 2300 KB Output is correct
15 Correct 102 ms 2676 KB Output is correct
16 Correct 162 ms 3064 KB Output is correct
17 Correct 130 ms 3060 KB Output is correct
18 Correct 165 ms 3140 KB Output is correct
19 Correct 161 ms 3064 KB Output is correct
20 Correct 151 ms 3020 KB Output is correct
21 Correct 205 ms 3064 KB Output is correct
22 Correct 175 ms 3064 KB Output is correct
23 Correct 172 ms 3060 KB Output is correct
24 Correct 151 ms 3076 KB Output is correct
25 Correct 162 ms 3064 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 1956 KB Output is correct
29 Correct 58 ms 2284 KB Output is correct
30 Correct 137 ms 2676 KB Output is correct
31 Correct 164 ms 3060 KB Output is correct
32 Correct 180 ms 3020 KB Output is correct
33 Correct 188 ms 3068 KB Output is correct
34 Correct 265 ms 3060 KB Output is correct
35 Correct 208 ms 3060 KB Output is correct
36 Correct 227 ms 3064 KB Output is correct
37 Correct 189 ms 3064 KB Output is correct
38 Correct 173 ms 3068 KB Output is correct
39 Correct 183 ms 3064 KB Output is correct
40 Correct 188 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 1972 KB Output is correct
45 Correct 11 ms 1996 KB Output is correct
46 Correct 8 ms 2080 KB Output is correct
47 Correct 42 ms 2176 KB Output is correct
48 Correct 37 ms 2268 KB Output is correct
49 Correct 89 ms 2468 KB Output is correct
50 Correct 161 ms 2852 KB Output is correct
51 Correct 232 ms 3212 KB Output is correct
52 Correct 239 ms 3236 KB Output is correct
53 Correct 227 ms 3232 KB Output is correct
54 Correct 257 ms 3360 KB Output is correct
55 Correct 221 ms 3240 KB Output is correct
56 Correct 251 ms 3240 KB Output is correct
57 Correct 210 ms 3232 KB Output is correct
58 Correct 211 ms 3240 KB Output is correct
59 Correct 253 ms 3236 KB Output is correct
60 Correct 263 ms 3240 KB Output is correct
61 Correct 225 ms 3148 KB Output is correct
62 Correct 225 ms 3476 KB Output is correct
63 Correct 221 ms 3236 KB Output is correct
64 Correct 204 ms 3240 KB Output is correct
65 Correct 230 ms 3356 KB Output is correct
66 Correct 240 ms 3236 KB Output is correct
67 Correct 230 ms 3236 KB Output is correct
68 Correct 244 ms 3432 KB Output is correct
69 Correct 227 ms 3240 KB Output is correct
70 Correct 233 ms 3236 KB Output is correct
71 Correct 53 ms 2380 KB Output is correct
72 Correct 43 ms 2392 KB Output is correct
73 Correct 43 ms 2428 KB Output is correct
74 Correct 40 ms 2348 KB Output is correct
75 Correct 46 ms 2380 KB Output is correct
76 Correct 82 ms 3212 KB Output is correct
77 Correct 83 ms 3104 KB Output is correct
78 Correct 75 ms 3120 KB Output is correct
79 Correct 82 ms 3124 KB Output is correct
80 Correct 74 ms 3124 KB Output is correct
81 Correct 187 ms 4600 KB Output is correct
82 Correct 145 ms 4392 KB Output is correct
83 Correct 169 ms 4464 KB Output is correct
84 Correct 162 ms 4316 KB Output is correct
85 Correct 150 ms 4328 KB Output is correct
86 Correct 153 ms 6056 KB Output is correct
87 Correct 173 ms 6032 KB Output is correct
88 Correct 161 ms 6096 KB Output is correct
89 Correct 167 ms 6028 KB Output is correct
90 Correct 171 ms 6096 KB Output is correct
91 Correct 245 ms 20260 KB Output is correct
92 Correct 248 ms 20248 KB Output is correct
93 Correct 281 ms 20144 KB Output is correct
94 Correct 275 ms 20288 KB Output is correct
95 Correct 236 ms 20148 KB Output is correct
96 Correct 236 ms 37316 KB Output is correct
97 Correct 244 ms 37316 KB Output is correct
98 Correct 244 ms 37316 KB Output is correct
99 Correct 235 ms 37316 KB Output is correct
100 Correct 242 ms 37328 KB Output is correct
101 Correct 239 ms 37444 KB Output is correct
102 Correct 239 ms 37268 KB Output is correct
103 Correct 265 ms 37348 KB Output is correct
104 Correct 242 ms 37352 KB Output is correct
105 Correct 282 ms 37376 KB Output is correct
106 Correct 238 ms 45856 KB Output is correct
107 Correct 247 ms 45896 KB Output is correct
108 Correct 240 ms 45888 KB Output is correct
109 Correct 245 ms 45924 KB Output is correct
110 Correct 230 ms 45852 KB Output is correct
111 Correct 255 ms 45964 KB Output is correct
112 Correct 251 ms 45920 KB Output is correct
113 Correct 240 ms 45892 KB Output is correct
114 Correct 233 ms 45908 KB Output is correct
115 Correct 306 ms 45856 KB Output is correct
# 결과 실행 시간 메모리 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 1868 KB Output is correct
13 Correct 6 ms 1868 KB Output is correct
14 Correct 67 ms 2300 KB Output is correct
15 Correct 102 ms 2676 KB Output is correct
16 Correct 162 ms 3064 KB Output is correct
17 Correct 130 ms 3060 KB Output is correct
18 Correct 165 ms 3140 KB Output is correct
19 Correct 161 ms 3064 KB Output is correct
20 Correct 151 ms 3020 KB Output is correct
21 Correct 205 ms 3064 KB Output is correct
22 Correct 175 ms 3064 KB Output is correct
23 Correct 172 ms 3060 KB Output is correct
24 Correct 151 ms 3076 KB Output is correct
25 Correct 162 ms 3064 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 1956 KB Output is correct
29 Correct 58 ms 2284 KB Output is correct
30 Correct 137 ms 2676 KB Output is correct
31 Correct 164 ms 3060 KB Output is correct
32 Correct 180 ms 3020 KB Output is correct
33 Correct 188 ms 3068 KB Output is correct
34 Correct 265 ms 3060 KB Output is correct
35 Correct 208 ms 3060 KB Output is correct
36 Correct 227 ms 3064 KB Output is correct
37 Correct 189 ms 3064 KB Output is correct
38 Correct 173 ms 3068 KB Output is correct
39 Correct 183 ms 3064 KB Output is correct
40 Correct 188 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 1972 KB Output is correct
45 Correct 11 ms 1996 KB Output is correct
46 Correct 8 ms 2080 KB Output is correct
47 Correct 42 ms 2176 KB Output is correct
48 Correct 37 ms 2268 KB Output is correct
49 Correct 89 ms 2468 KB Output is correct
50 Correct 161 ms 2852 KB Output is correct
51 Correct 232 ms 3212 KB Output is correct
52 Correct 239 ms 3236 KB Output is correct
53 Correct 227 ms 3232 KB Output is correct
54 Correct 257 ms 3360 KB Output is correct
55 Correct 221 ms 3240 KB Output is correct
56 Correct 251 ms 3240 KB Output is correct
57 Correct 210 ms 3232 KB Output is correct
58 Correct 211 ms 3240 KB Output is correct
59 Correct 253 ms 3236 KB Output is correct
60 Correct 263 ms 3240 KB Output is correct
61 Correct 225 ms 3148 KB Output is correct
62 Correct 225 ms 3476 KB Output is correct
63 Correct 221 ms 3236 KB Output is correct
64 Correct 204 ms 3240 KB Output is correct
65 Correct 230 ms 3356 KB Output is correct
66 Correct 240 ms 3236 KB Output is correct
67 Correct 230 ms 3236 KB Output is correct
68 Correct 244 ms 3432 KB Output is correct
69 Correct 227 ms 3240 KB Output is correct
70 Correct 233 ms 3236 KB Output is correct
71 Correct 53 ms 2380 KB Output is correct
72 Correct 43 ms 2392 KB Output is correct
73 Correct 43 ms 2428 KB Output is correct
74 Correct 40 ms 2348 KB Output is correct
75 Correct 46 ms 2380 KB Output is correct
76 Correct 82 ms 3212 KB Output is correct
77 Correct 83 ms 3104 KB Output is correct
78 Correct 75 ms 3120 KB Output is correct
79 Correct 82 ms 3124 KB Output is correct
80 Correct 74 ms 3124 KB Output is correct
81 Correct 187 ms 4600 KB Output is correct
82 Correct 145 ms 4392 KB Output is correct
83 Correct 169 ms 4464 KB Output is correct
84 Correct 162 ms 4316 KB Output is correct
85 Correct 150 ms 4328 KB Output is correct
86 Correct 153 ms 6056 KB Output is correct
87 Correct 173 ms 6032 KB Output is correct
88 Correct 161 ms 6096 KB Output is correct
89 Correct 167 ms 6028 KB Output is correct
90 Correct 171 ms 6096 KB Output is correct
91 Correct 245 ms 20260 KB Output is correct
92 Correct 248 ms 20248 KB Output is correct
93 Correct 281 ms 20144 KB Output is correct
94 Correct 275 ms 20288 KB Output is correct
95 Correct 236 ms 20148 KB Output is correct
96 Correct 236 ms 37316 KB Output is correct
97 Correct 244 ms 37316 KB Output is correct
98 Correct 244 ms 37316 KB Output is correct
99 Correct 235 ms 37316 KB Output is correct
100 Correct 242 ms 37328 KB Output is correct
101 Correct 239 ms 37444 KB Output is correct
102 Correct 239 ms 37268 KB Output is correct
103 Correct 265 ms 37348 KB Output is correct
104 Correct 242 ms 37352 KB Output is correct
105 Correct 282 ms 37376 KB Output is correct
106 Correct 238 ms 45856 KB Output is correct
107 Correct 247 ms 45896 KB Output is correct
108 Correct 240 ms 45888 KB Output is correct
109 Correct 245 ms 45924 KB Output is correct
110 Correct 230 ms 45852 KB Output is correct
111 Correct 255 ms 45964 KB Output is correct
112 Correct 251 ms 45920 KB Output is correct
113 Correct 240 ms 45892 KB Output is correct
114 Correct 233 ms 45908 KB Output is correct
115 Correct 306 ms 45856 KB Output is correct
116 Runtime error 2947 ms 6528 KB Execution killed with signal 6
117 Halted 0 ms 0 KB -