Submission #3423749
Source Code Expand
#include<bits/stdc++.h> using namespace std; const int mod=1e9+7,N=1e5+7; int n,m,ans=1,inv[N]; int F(int a,int b) { int ret=1; for(int i=0;i<b;i++)ret=1ll*ret*(a+i)%mod; for(int i=1;i<=b;i++)ret=1ll*ret*inv[i]%mod; return ret; } int main() { cin>>n>>m; inv[0]=inv[1]=1; for(int i=2;i<=1e5;i++)inv[i]=1ll*(mod-mod/i)*inv[mod%i]%mod; if(n<0)n=-n; for(int i=2;i*i<=n;i++) if(n%i==0) { int cnt=0; while(n%i==0)n/=i,cnt++; ans=1ll*ans*F(m,cnt)%mod; } if(n>1)ans=1ll*ans*F(m,1)%mod; for(int i=1;i<m;i++)ans=2ll*ans%mod; cout<<ans; }
Submission Info
Submission Time | |
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Task | A - 2点間距離の最大値 ( The longest distance ) |
User | hfctf0210 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 575 Byte |
Status | WA |
Exec Time | 2 ms |
Memory | 640 KB |
Judge Result
Set Name | All | ||
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Score / Max Score | 0 / 100 | ||
Status |
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Set Name | Test Cases |
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All | 00_max.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_max.txt | WA | 2 ms | 640 KB |
00_sample_01.txt | WA | 2 ms | 640 KB |
00_sample_02.txt | WA | 2 ms | 640 KB |
00_sample_03.txt | WA | 2 ms | 640 KB |
00_sample_04.txt | WA | 2 ms | 640 KB |
00_sample_05.txt | WA | 2 ms | 640 KB |
01_rnd_00.txt | WA | 2 ms | 640 KB |
01_rnd_01.txt | WA | 2 ms | 640 KB |
01_rnd_02.txt | WA | 2 ms | 640 KB |
01_rnd_03.txt | WA | 2 ms | 640 KB |
01_rnd_04.txt | WA | 2 ms | 640 KB |
01_rnd_05.txt | WA | 2 ms | 640 KB |
01_rnd_06.txt | WA | 2 ms | 640 KB |
01_rnd_07.txt | WA | 2 ms | 640 KB |
01_rnd_08.txt | WA | 2 ms | 640 KB |
01_rnd_09.txt | WA | 2 ms | 640 KB |
01_rnd_10.txt | WA | 2 ms | 640 KB |
01_rnd_11.txt | WA | 2 ms | 640 KB |
01_rnd_12.txt | WA | 2 ms | 640 KB |
01_rnd_13.txt | WA | 2 ms | 640 KB |
01_rnd_14.txt | WA | 2 ms | 640 KB |
01_rnd_15.txt | WA | 2 ms | 640 KB |
01_rnd_16.txt | WA | 2 ms | 640 KB |
01_rnd_17.txt | WA | 2 ms | 640 KB |
01_rnd_18.txt | WA | 2 ms | 640 KB |
01_rnd_19.txt | WA | 2 ms | 640 KB |