58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
#include<iostream>
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#include<string>
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#include<cstdio>
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using namespace std;
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int main()
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{
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string s1,s2,t1,t2,x1,x2;
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int i,j,k,n;
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while(cin>>x1&&x1!="-1")
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{
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cin>>x2;
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if(x1.length()>x2.length())
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{
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s1=x2;
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s2=x1;
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}
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else
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{
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s1=x1;
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s2=x2;
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}
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int sum=0;
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for(i=0;i<s1.length();i++)
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for(k=0;k<s2.length();k++)
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for(j=1;j<=s1.length()-i&&j<=s2.length()-k;j++)
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{
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int total=0;
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t1=s1.substr(i,j);
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t2=s2.substr(k,j);
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for(n=0;n<j;n++)
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if(t1[n]==t2[n])
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total++;
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if(total>sum)
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sum=total;
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}
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int temp=x1.length()+x2.length();
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int t=sum*2;
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if(sum==0)
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cout<<"appx("<<x1<<","<<x2<<")"<<" = "<<"0"<<endl;
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else if(t==temp)
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cout<<"appx("<<x1<<","<<x2<<")"<<" = "<<"1"<<endl;
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else
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{
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for(i=2;i<temp;i++)
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if(temp%i==0&&t%i==0)
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{
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while(temp%i==0&&t%i==0)
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{
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t/=i;
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temp/=i;
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}
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}
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cout<<"appx("<<x1<<","<<x2<<")"<<" = "<<t<<"/"<<temp<<endl;
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}
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}
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return 0;
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}
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