23 lines
261 B
C++
23 lines
261 B
C++
#include<iostream>
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using namespace std;
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bool isp(int n)
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{
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for(int i=2;i*i<=n;i++) if(n%i==0) return 0;
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return 1;
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}
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int main()
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{
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long long n;
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cin>>n;
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for(int i=2;i*i<=n;i++)
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{
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if(isp(i)&&n%i==0)
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{
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cout<<n/i<<endl;
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return 0;
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}
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}
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return 0;
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}
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