作业1

#include<iostream>
using namespace std;
int main()
{
    int day;
    cin>>day;
    switch(day)
    {
    case 1:
        cout<<"workday.Let‘s work hard"<<endl;
        break;
    case 2:
        cout<<"workday.Let‘s work hard"<<endl;
        break;
    case 3:
        cout<<"workday.Let‘s work hard"<<endl;
        break;
    case 4:
        cout<<"workday.Let‘s work hard"<<endl;
        break;
    case 5:
        cout<<"workday.Let‘s work hard"<<endl;
        break;
    case 6:
        cout<<"weekend.Let‘s have a rest"<<endl;
        break;
     case 7:
        cout<<"weekend.Let‘s have a rest"<<endl;
        break;
    }
    return 0;
}

#include<iostream>
using namespace std;
int main()
{ 
    int n,b,c=0;
    cout<<"Enter the number:";
    cin>>n;
    do{
        b=n%10;
        c=c*10+b;
        n/=10;
    }
    while(n!=0);
    cout<<c;
    cout<<endl;
    return 0;
}