#include<iostream>
using namespace std;
int main()
{
int mon;
cout<<"enter the month number: ";
cin>>mon;
switch(mon)
{
case 1:
cout<<"January contain 31 days";
break;
case 2:
cout<<"Feburary contain 28 days";
break;
case 3:
cout<"March contain 31 days";
break;
case 4:
cout<<"April contain 30 days";
break;
case 5:
cout<<"May contain 31 days";
break;
case 6:
cout<<"June contain 30 days";
break;
case 7:
cout<<"July contain 31 days";
break;
case 8:
cout<<"August contain 31 days";
break;
case 9:
cout<<"September contain 30 days";
break;
case 10:
cout<<"October contain 31 days";
break;
case 11:
cout<<"November contain 30 days";
break;
case 12:
cout<<"December contain 31 days";
break;
default:
cout<<"you entered wrong month number";
}
}
Output: