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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6. int Thang;
  7. cout<<"Ban muon xem so ngay cua thang nao: ";
  8. cin>>Thang;
  9. switch(Thang)
  10. {
  11. case 1:case 3: case 5: case 7: case 8: case 10: case 12:
  12. cout<<"Thang Nay co 31 ngay";
  13. break;
  14. case 4: case 6: case 9: case 11: cout<<"Thang nay co 30 ngay";
  15. break;
  16. case 2: goto lab;
  17. break;
  18. default: cout<<"Thang ban nhap khong ton tai";
  19. break;
  20. lab:
  21. int nam;
  22. cout<<" Ban muon xem thang 2 cua nam nao";
  23. cin>>nam;
  24. if (nam%4==0) cout<<"Thang Nay co 29 ngay";
  25. else cout<<"Thang nay co 28 ngay";
  26. }
  27. }
Success #stdin #stdout 0s 3472KB
stdin
3
stdout
Ban muon xem so ngay cua thang nao: Thang Nay co 31 ngay