1:
#include
<iostream.h>
2:
#include
"PhanSo.h"
3:
int
Menu();
4:
void
Run(int
task);
5:
void
NhapLieu(PhanSo,PhanSo);
6:
void
main ()
7:
{
8:
int
task;
9:
while
(task=Menu())
10:
Run(task);
11:
}
12:
void
Run(int
task)
13:
{
14:
PhanSo A,B,C;
15:
switch
(task)
16:
{
17:
18:
case
1:
19:
cout <<"Nhap Phan So Thu Nhat\n"
;
20:
A.Nhap();
21:
cout <<"Nhap Phan So Thu Hai \n"
;
22:
B.Nhap();
23:
C = A.Cong(B);
24:
cout <<"ket qua :"
; A.Xuat();cout <<" + "
;
25:
B.Xuat();cout <<" = "
; C.Xuat();
26:
cout << endl;
27:
cout <<"------------------"
<< endl;
28:
break
;
29:
case
2:
30:
cout <<"Nhap Phan So Thu Nhat\n"
;
31:
A.Nhap();
32:
cout <<"Nhap Phan So Thu Hai \n"
;
33:
B.Nhap();
34:
C = A.Tru(B);
35:
cout <<"ket qua :"
; A.Xuat();cout <<" - "
;
36:
B.Xuat();cout <<" = "
; C.Xuat();
37:
cout << endl;
38:
cout <<"------------------"
<< endl;
39:
break
;
40:
case
3:
41:
cout <<"Nhap Phan So Thu Nhat\n"
;
42:
A.Nhap();
43:
cout <<"Nhap Phan So Thu Hai \n"
;
44:
B.Nhap();
45:
C = A.Nhan(B);
46:
cout <<"ket qua :"
; A.Xuat();cout <<" x "
;
47:
B.Xuat();cout <<" = "
; C.Xuat();
48:
cout << endl;
49:
cout <<"------------------"
<< endl;
50:
break
;
51:
case
4:
52:
cout <<"Nhap Phan So Thu Nhat\n"
;
53:
A.Nhap();
54:
cout <<"Nhap Phan So Thu Hai \n"
;
55:
B.Nhap();
56:
C = A.Chia(B);
57:
cout <<"ket qua : ("
; A.Xuat();
58:
cout <<") / ("
;B.Xuat();
59:
cout <<") = "
;C.Xuat() ;cout << endl;
60:
cout <<"------------------"
<< endl;
61:
break
;
62:
}
63:
}
64:
int
Menu()
65:
{
66:
cout <<"Menu: \n"
;
67:
cout <<"1.Cong Hai Phan So \n"
;
68:
cout <<"2.Tru Hai Phan So \n"
;
69:
cout <<"3.Nhan Hai Phan So \n"
;
70:
cout <<"4.Chia Hai Phan So \n"
;
71:
cout <<"0.Thoat\n"
;
72:
cout <<"Ban chon:"
;
73:
int
n ;
74:
cin >> n ;
75:
return
n ;
76:
}
