Submission #3426475


Source Code Expand

#include<algorithm>
#include<cstring>
#include<cctype>
#include<cstdio>
#include<vector>
#define rep(i,x,y) for(int i=x; i<=y; ++i)
#define pb push_back

using namespace std;
typedef long long LL;
const int N=100005;
int n,m,t1[N],t2[N],tot;
vector <int> vt[N];

int getint()
{
	char ch;
	while(!isdigit(ch=getchar()));
	int x=ch-48;
	while(isdigit(ch=getchar())) x=x*10+ch-48;	
	return x;
}

void ins(int t[],int x)
{
	for(int i=x+1; i<=m+1; i+=i&-i) ++t[i];
}

int query(int t[],int x)
{
	if(x<0) return 0;
	int rt=0;
	for(int i=x+1; i; i-=i&-i) rt+=t[i];
	return rt;
}

int query(int t[],int l,int r)
{
	r=min(r,m);
	return query(t,r)-query(t,l-1);
}

int solve(int p)
{
	LL ans=0;
	int sz=vt[p].size();
	rep(i,0,sz-1) ins(t1,vt[p][i]),ins(t2,vt[p][i]+p-1),++tot;
	rep(i,0,m/p)
	{
		int l=i*p,r=(i+1)*p-1;
		ans+=(LL)(query(t2,l,r)-query(t1,l,r))*i;
	}
	return ans+n-tot;
}

int main()
{
	n=getint(),m=getint();
	rep(i,1,n)
	{
		int l=getint(),r=getint();
		vt[r-l+2].pb(l-1);
	}
	rep(i,1,m) printf("%d\n",solve(i));
	return 0;
}

Submission Info

Submission Time
Task E - Snuke Line
User superguymj
Language C++14 (GCC 5.4.1)
Score 700
Code Size 1097 Byte
Status AC
Exec Time 115 ms
Memory 7168 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 2560 KB
00_example_02.txt AC 2 ms 2560 KB
01.txt AC 2 ms 2560 KB
02.txt AC 2 ms 2560 KB
03.txt AC 2 ms 2560 KB
04.txt AC 2 ms 2560 KB
05.txt AC 2 ms 2560 KB
06.txt AC 2 ms 2560 KB
07.txt AC 2 ms 2560 KB
08.txt AC 2 ms 2560 KB
09.txt AC 2 ms 2560 KB
10.txt AC 2 ms 2560 KB
11.txt AC 68 ms 5504 KB
12.txt AC 115 ms 7168 KB
13.txt AC 41 ms 4608 KB
14.txt AC 34 ms 4352 KB
15.txt AC 34 ms 4352 KB
16.txt AC 60 ms 5120 KB
17.txt AC 111 ms 7040 KB
18.txt AC 32 ms 4352 KB
19.txt AC 113 ms 7168 KB
20.txt AC 113 ms 7168 KB
21.txt AC 113 ms 7168 KB
22.txt AC 115 ms 7168 KB
23.txt AC 115 ms 7168 KB
24.txt AC 95 ms 5248 KB
25.txt AC 39 ms 4348 KB
26.txt AC 32 ms 4220 KB
27.txt AC 97 ms 5504 KB
28.txt AC 41 ms 4604 KB
29.txt AC 102 ms 5504 KB
30.txt AC 45 ms 4600 KB
31.txt AC 89 ms 4992 KB
32.txt AC 38 ms 4352 KB
33.txt AC 32 ms 4352 KB
34.txt AC 93 ms 5632 KB
35.txt AC 93 ms 5632 KB
36.txt AC 2 ms 2560 KB
37.txt AC 55 ms 2816 KB