9分求调，希望在我的代码上修改~

#include <iostream>
using namespace std;
int w;
string q1,q2,q3,q4,q5;
int t(int a)
{
    if(w == 1)
    {
        if(a == 0)cout <<"..... ";
        else if(a ==1)cout <<"****. ";
        else if(a ==2)cout <<"..... ";
        else if(a == 3)cout <<"..... ";   
    }
    else if(w == 2)
    {
        if(a == 0)cout <<".***. ";
        else if(a ==1)cout <<"****. ";
        else if(a ==2)cout <<"****. ";
        else if(a == 3)cout <<"****. ";  
    }
    else if(w == 3)
    {
        if(a == 0)cout <<".***. ";
        else if(a ==1)cout <<"****. ";
        else if(a ==2)cout <<"..... ";
        else if(a == 3)cout <<"..... ";  
    }
    else if(w == 4)
    {
        if(a == 0)cout <<"..... ";
        else if(a ==1)cout <<"****. ";
        else if(a ==2)cout <<".**** ";
        else if(a == 3)cout <<"****. ";  
    }
    else if(w == 5)
    {
        if(a == 0)cout <<"..... ";
        else if(a ==1)cout <<"****. ";
        else if(a ==2)cout <<"..... ";
        else if(a == 3)cout <<"..... ";  
    }
    return 0;
}
int main()
{
    int n = 0;
    cin >>n;
    
    int y = n;
    for(w = 1;w <= 5;w++)
    {
        for (int i = 1;i <= 6;i++)
        {
            
            t(y);
            y = y/10;
            int n = y;
            n = n%10;
            if(y == 0)
            {
                    y = 9;
            }
         }
        cout <<endl;
        y = n;
    }
    
    return 0;
}