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- #include <iostream>
- #include <fstream>
- using namespace std;
- int main()
- {
- ifstream fin("bac.txt");
- int n,m;
- fin>>n>>m;
- int va[1000],vb[1000];
- for(int i=0; i<=1000; i++)
- {
- va[i]=0;
- vb[i]=0;
- }int x;
- for(int i=1; i<=n; i++)
- {
- fin>>x;
- vb[x]++;
- }
- for(int i=1; i<=m; i++)
- {
- fin>>x;
- va[x]++;
- }
- int crt=0;
- int mn=1000;
- for(int i=0; i<=1000; i++)
- {
- if(vb[i]!=0 && va[i]!=0)
- {
- crt++;
- if(mn>vb[i])
- {
- mn=vb[i];
- }
- }
- }
- if(crt==m)
- {
- cout<<mn;
- }
- fin.close();
- return 0;
- }
- //8 3
- //1 6 3 1 7 6 1
- //6 1 3
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