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Create 5912_Richard.cpp

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Thanks Richard !
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Kirigaya Kazuto 2016-10-15 17:25:22 +08:00 committed by GitHub
parent 8a0881e08b
commit 93151b8528
1 changed files with 47 additions and 0 deletions
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#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cstring>
#include <string>
using namespace std;
long long gcd(long long x,long long y)
{
return y?gcd(y,x%y):x;
}
int main()
{
int t;
cin>>t;
for(int cases=1;cases<=t;cases++)
{
int n;
cin>>n;
long long a[20];
long long b[20];
for(int i=1;i<=n;i++)
cin>>a[i];
for(int i=1;i<=n;i++)
cin>>b[i];
long long fenzi=b[n];
long long fenmu=a[n];
long long fenzi2=fenzi;
long long fenmu2=fenmu;
for(int i=n-1;i>=1;i--)
{
fenzi2=b[i]*fenmu;
fenmu2=fenmu*a[i]+fenzi;
long long temp=gcd(fenzi2,fenmu2);
fenzi=fenzi2/temp;
fenmu=fenmu2/temp;
}
long long temp=gcd(fenzi2,fenmu2);
fenzi=fenzi2/temp;
fenmu=fenmu2/temp;
cout<<"Case #"<<cases<<": ";
cout<<fenzi<<" "<<fenmu<<endl;
}
return 0;
}