Submission #3708332


Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
#define M 1000000007
#define F first
#define S second
#define PB push_back
#define B 316
struct que{
	ll l,r,i;
	bool operator<(const que&q)const{
		if(l!=q.l)return l<q.l;
		return r<q.r;
	}
};
ll n,q,inv[1600005],s,t[100005],ans[100005];
que m[100005];
vector<P>p[100005];
void up(ll v){
	for(int i=0;i<p[v].size();i++){
		ll x=p[v][i].F,y=p[v][i].S;
		s=s*(t[x]+y+1)%M*inv[t[x]+1]%M;
		t[x]+=y;
	}
}
void ers(ll v){
	for(int i=0;i<p[v].size();i++){
		ll x=p[v][i].F,y=p[v][i].S;
		s=s*(t[x]-y+1)%M*inv[t[x]+1]%M;
		t[x]-=y;
	}
}
int main(void){
    scanf("%lld%lld",&n,&q);
    inv[1]=1;
    for(ll i=2;i<=1600000;i++)inv[i]=M-(M/i)*inv[M%i]%M;
    for(int i=0;i<n;i++){
		ll x;
		scanf("%lld",&x);
		for(ll j=2;j*j<=x;j++){
			if(x%j==0){
				p[i].PB(P(j,0));
				while(x%j==0)x/=j,p[i].back().S++;
			}
		}
		if(x!=1)p[i].PB(P(x,1));
	}
	for(int i=0;i<q;i++){
		scanf("%lld%lld",&m[i].l,&m[i].r);
		m[i].l--,m[i].r--,m[i].i=i;
	}
	sort(m,m+q);
	ll e=0,w=B,a=0,b=0;
	s=1,up(0);
	while(e<q){
		vector<que>o;
		while(e<q&&m[e].l<w)o.PB(que{m[e].r,m[e].l,m[e].i}),e++;
		sort(o.begin(),o.end());
		for(int i=0;i<o.size();i++){
			ll r=o[i].l,l=o[i].r;
			while(l<a)up(--a);
			while(r<b)ers(b--);
			while(b<r)up(++b);
			while(a<l)ers(a++);
			ans[o[i].i]=s;
		}
		w+=B;
	}
	for(int i=0;i<q;i++)printf("%lld\n",ans[i]);
}

Submission Info

Submission Time
Task B - ニワンゴくんの約数
User nxteru
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1486 Byte
Status TLE
Exec Time 2576 ms
Memory 34600 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:35:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld",&n,&q);
                            ^
./Main.cpp:40:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&x);
                   ^
./Main.cpp:50:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld",&m[i].l,&m[i].r);
                                    ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 1100
Status
AC × 2
AC × 23
TLE × 1
Set Name Test Cases
Sample s1.txt, s2.txt
All 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, s1.txt, s2.txt
Case Name Status Exec Time Memory
01.txt AC 273 ms 26920 KB
02.txt AC 1459 ms 26496 KB
03.txt AC 257 ms 25232 KB
04.txt AC 1102 ms 24704 KB
05.txt AC 239 ms 28968 KB
06.txt AC 1807 ms 28416 KB
07.txt AC 210 ms 27948 KB
08.txt AC 1520 ms 27648 KB
09.txt AC 238 ms 27052 KB
10.txt AC 1349 ms 26368 KB
11.txt AC 193 ms 25240 KB
12.txt AC 1000 ms 24704 KB
13.txt AC 468 ms 23588 KB
14.txt AC 897 ms 22784 KB
15.txt AC 162 ms 23600 KB
16.txt AC 661 ms 22784 KB
17.txt AC 280 ms 34600 KB
18.txt TLE 2576 ms 34048 KB
19.txt AC 239 ms 29864 KB
20.txt AC 1867 ms 29440 KB
21.txt AC 316 ms 24468 KB
22.txt AC 945 ms 23936 KB
s1.txt AC 68 ms 18944 KB
s2.txt AC 46 ms 18944 KB