24 lines
358 B
C++
24 lines
358 B
C++
#include<iostream>
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using namespace std;
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int main()
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{
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int answer,fm,fz,m,n,sr[100][100],li;
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while(true)
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{
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cin>>m>>n;
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for(int i=0;i<m;i++) for(int j=0;j<n;j++) cin>>sr[j][i];
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fm=m*n;
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fz=0;
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for(int i=0;i<m;i++)
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{
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for(int j=0;j<n;j++)
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{
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cin>>li;
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if(li==sr[j][i]) fz++;
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}
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}
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answer=fz*10000/fm;
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cout<<answer/100.0<<endl;
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}
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}
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