Submission #4572695


Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pii;
#define mk make_pair
#define fi first
#define se second
#define N 300010
#define M 100010
int n, m;
pii a[N];

int q[M],  rt[M], L[M * 100], R[M * 100], t[M * 100], len = 0;
void add(int pre, int &now, int l, int r, int x) {
	now = ++ len; t[now] = t[pre] + 1;
	if (l == r) return ;
	int mid = (l + r) >> 1;
	if (x <= mid) add(L[pre], L[now], l, mid, x), R[now] = R[pre];
	else add(R[pre], R[now], mid + 1, r, x), L[now] = L[pre];
}
int query(int p, int l, int r, int ql, int qr) {
	if (!p) return 0;
	if (ql <= l && r <= qr) return t[p];
	int mid = (l + r) >> 1;
	int res = 0;
	if (ql <= mid) res += query(L[p], l, mid, ql, qr);
	if (mid < qr) res += query(R[p], mid + 1, r, ql, qr);
	return res;
}

int main() {
	ios::sync_with_stdio(false);
	cin >> n >> m;
	for (int i = 1; i <= n; ++ i) {
		cin >> a[i].fi >> a[i].se;
	}
	sort(a + 1, a + n + 1);
	for (int i = 1; i <= n; ++ i) {
		if (i > 1) {
			for (int j = a[i - 1].fi + 1; j < a[i].fi; ++ j) rt[j] = rt[a[i - 1].fi];
		}
		add(rt[a[i - 1].fi], rt[a[i].fi], 1, m, a[i].se);
	}
	for (int j = a[n].fi + 1; j <= m; ++ j) rt[j] = rt[a[n].fi];
	for (int d = 1; d <= m; ++ d) {
		int ans = 0;
		for (int i = 1; i * d <= m; ++ i) {
			// l : [(i - 1) * d + 1, i * d] r : [i * d, m]
			ans += query(rt[i * d], 1, m, i * d, m);
			ans -= query(rt[(i - 1) * d], 1, m, i * d, m);
		}
		printf("%d\n", ans);
	}
	return 0;
}

Submission Info

Submission Time
Task E - Snuke Line
User luogu_bot3
Language C++14 (GCC 5.4.1)
Score 700
Code Size 1442 Byte
Status AC
Exec Time 366 ms
Memory 72064 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 700 / 700
Status
AC × 2
AC × 39
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt
All 00_example_01.txt, 00_example_02.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 2 ms 6400 KB
00_example_02.txt AC 2 ms 6400 KB
01.txt AC 2 ms 6400 KB
02.txt AC 2 ms 6400 KB
03.txt AC 2 ms 6400 KB
04.txt AC 2 ms 6400 KB
05.txt AC 2 ms 6400 KB
06.txt AC 2 ms 6400 KB
07.txt AC 1 ms 2304 KB
08.txt AC 2 ms 6400 KB
09.txt AC 2 ms 6400 KB
10.txt AC 2 ms 6400 KB
11.txt AC 198 ms 65536 KB
12.txt AC 362 ms 72064 KB
13.txt AC 115 ms 55040 KB
14.txt AC 101 ms 52992 KB
15.txt AC 101 ms 52992 KB
16.txt AC 169 ms 63488 KB
17.txt AC 354 ms 72064 KB
18.txt AC 92 ms 46848 KB
19.txt AC 363 ms 72064 KB
20.txt AC 363 ms 72064 KB
21.txt AC 366 ms 72064 KB
22.txt AC 363 ms 72064 KB
23.txt AC 363 ms 72064 KB
24.txt AC 309 ms 71808 KB
25.txt AC 119 ms 59136 KB
26.txt AC 99 ms 52992 KB
27.txt AC 351 ms 71808 KB
28.txt AC 126 ms 59264 KB
29.txt AC 290 ms 71808 KB
30.txt AC 128 ms 59264 KB
31.txt AC 135 ms 72064 KB
32.txt AC 100 ms 59264 KB
33.txt AC 93 ms 52992 KB
34.txt AC 304 ms 72064 KB
35.txt AC 305 ms 72064 KB
36.txt AC 2 ms 2304 KB
37.txt AC 36 ms 6656 KB