#include <bits/stdc++.h>
using
namespace
std;
void
menu()
{
cout <<
"Press 1 to calculate Sum of Numbers\n"
;
cout <<
"Press 2 to calculate Difference of Numbers\n"
;
cout <<
"Press 3 to calculate Product of numbers\n"
;
cout <<
"Press 4 to calculate Division of numbers\n"
;
cout <<
"Press 5 to calculate HCF of numbers\n"
;
cout <<
"Press 6 to calculate LCM of numbers\n"
;
cout <<
"Press 7 to exit\n"
;
}
void
result(
int
choice,
int
a,
int
b)
{
switch
(choice) {
case
1: {
cout <<
"Sum is "
<< (a + b) <<
"\n"
;
break
;
}
case
2: {
cout <<
"Difference is "
<< (a - b) <<
"\n"
;
break
;
}
case
3: {
cout <<
"Product is "
<< (a * b) <<
"\n"
;
break
;
}
case
4: {
cout <<
"Division is "
<< (a / b) <<
"\n"
;
break
;
}
case
5: {
cout <<
"GCD is "
<< __gcd(a, b) <<
"\n"
;
break
;
}
case
6: {
cout <<
"LCM is "
<< ((a * b) / __gcd(a, b))
<<
"\n"
;
break
;
}
case
7: {
cout <<
"Thank you\n"
;
break
;
}
default
:
printf
(
"Wrong Input\n"
);
}
}
int
main()
{
int
a = 5, b = 7;
int
choice, res;
menu();
cout <<
"Enter your choice:\n"
;
choice = 1;
cout <<
"Choice is "
<< choice << endl;
result(choice, a, b);
return
0;
}