thien

BÀI 14

Mar 2nd, 2015
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  1.  
  2. Bài 14: Nhập số tự nhiên n rồi tính n! theo công thức:
  3. n! = 1 nếu n=0
  4. = n*(n-1)*(n-2)*...*2*1 nếu n>0
  5.  
  6.  
  7. #include<stdio.h>
  8. #include<conio.h>
  9. #include <iostream.h>
  10. void main() {int i,n,gt=1;
  11. cout<<"\n Nhap gia tri n : ";
  12. cout<<"\n n= "; cin>>n;
  13. if (n==0)
  14. cout << “\n Gia tri giai thua : 0!=1 “;
  15. if (n>0) {for (i=1;i<=n;i++)
  16. gt=gt*i;
  17. cout << “\n Gia tri giai thua : “<<n<<” != “<<gt”; }getch();}
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