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Nov 19th, 2017
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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5. // Input: ban kinh hinh cau r
  6. // Output: S, V hinh cau
  7.  
  8. // 1. Khai bao bien
  9. int r; //Ta nhap ban kinh r la kieu? so nguyen
  10. float S, V; //Dien tich va the tich hinh cau la kieu? so thuc
  11.  
  12. // 2. Nhap r tu ban phim
  13. scanf("%d",&r); //Dau %d tuc la nhap 1 so thap phan (decimal)
  14.  
  15. // 3. Tinh S, V
  16. S = 4*3.14*r*r;
  17. V = 4*3.14*r*r*r/3;
  18.  
  19. // 4. In ra man hinh gia tri cua S va V:
  20. printf("S = %.2f; V = %.2f",S,V); //%.2f la in ra man hinh so thuc co 2 chu so thap phan sau dau .
  21. return 0;
  22. }
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