program of to check the day

#include<iostream.h>
#include<conio.h>
void main()
{
clrscr();
int day;
cout<<"enter the value -:";
cin>>day;
switch(day)
{case 1:

cout<<"Monday";
break;
case 2:
cout<<"Tuesday";
break;
case 3:
cout<<"Wednesday";
break;
case 4:
cout<<"Thursday";
break;
case 5:
cout<<"Friday";
break;
case 6:
cout<<"Saturday";
break;
case 7:
cout<<"Sunday";
break;
default:
cout<<"Not valid value";
}
getch();
}