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OI-source/history_source/信息学奥赛一本通/1.5.3.3.cpp
2023-08-03 09:22:52 +08:00

18 lines
278 B
C++

#include<iostream>
#include<string>
using namespace std;
int main()
{
string dna1,dna2;
double f,b=0;
cin>>f;
cin>>dna1>>dna2;
for(int i=0;i<dna1.size();i++)
if(dna1[i]==dna2[i]) b=b+1;
b=b/dna1.size();
if(b>=f) cout<<"yes"<<endl;
else cout<<"no"<<endl;
return 0;
}