MAking a Meal problem code: CFMM Output is right cant find any error please help me out

/* package codechef; // don’t place package name! */

import java.util.;
import java.lang.
;
import java.io.*;

/* Name of the class has to be “Main” only if the class is public. */
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
Scanner n = new Scanner(System.in);
String x="";
char [] a= new char [1000];
int T,N,c=0,e=0,f=0,d=0,h=0,o=0,i,j,count=0,magic,magic1=0;;
T=n.nextInt();
if(T>=1 && T<=100)
{
while(T!=0)
{
N=n.nextInt();

            if(N>=1 && N<=100)
            {
                for(i=0;i<=N;i++)
                {
                   x+=n.nextLine();
                }
                a=x.toCharArray();
                for(j=0;j<x.length();j++)
                {
                    if(a[j]=='c')
                    {
                        c++;
                    }
                    if(a[j]=='e')
                    {
                        e++;
                    }
                    if(a[j]=='d')
                    {
                        d++;
                    }
                    if(a[j]=='f')
                    {
                        f++;
                    }
                    if(a[j]=='h')
                    {
                        h++;
                    }
                    if(a[j]=='o')
                    {
                        o++;
                    }
                }
                
                if(c>0 && e>0&& o>0 && d>0 && h>0 && f>0)
                {
                    
                if(c>e||c==e)
                {
                    magic=e;
                  
                }
                else
                {
                    magic=c;
                  
                }
                if(d<o || d<f || d<h )
                {
                    magic1=d;
                    
                }
                else if(o<d || o<f || o<h )
                {
                    magic1=o;
                     
                }
                else if(f<o || f<d || f<h )
                {
                    magic1=f;
                     
                }
                else if(h<o || h<f || h<d )
                {
                    magic1=h;
                     
                }
                else
                {
                  magic1=d;
                }
                if(magic<magic1)
                {
                   magic1=magic; 
                  
                }
                while(magic1!=0)
                {
                    count++;
                    magic1--;
                     
                }
              
               }
                 
            }
            System.out.println(count);
                    count-=count;
                     
                    c=0;e=0;f=0;d=0;h=0;o=0;magic1=0;magic=0; 
                    x="";
            T--;
        } 
    }
}

}

import java.util. ;
import java.lang.
;
i dont know why it did not got copied