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a53

sah1

a53
Jul 9th, 2017
161
0
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  1. #include <fstream>
  2.  
  3. using namespace std;
  4. ifstream fin("sah1.in");
  5. ofstream fout("sah1.out");
  6. int p,n,m,ir,jr,it,jt,nr,x[10001],y[10001];
  7. int main()
  8. {
  9. fin>>p;
  10. fin>>n>>m;
  11. fin>>ir>>jr;
  12. for(int i=1;i<=m;++i)
  13. {
  14. fin>>it>>jt;
  15. if(it==ir) ++nr;
  16. if(jt==jr) ++nr;
  17. x[it]=1;
  18. y[jt]=1;
  19. }
  20. if(p==1)
  21. fout<<nr;
  22. if(p==2)
  23. {
  24. int nxi0=0,nyj0=0;
  25. for(int i=1;i<=n;++i)
  26. {
  27. if(x[i]==0)
  28. ++nxi0;
  29. if(y[i]==0)
  30. ++nyj0;
  31. }
  32. fout<<nxi0*nyj0;
  33. }
  34. return 0;
  35. }
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