How to apply constraint in program.(beginner section program(TCS EXAMINATION)

(1<=test cases<=100)(0<=scores<=100)
import java.io.*;
class TCS
{
int t;
TCS()
{
t=0;
}
int tot(int a,int b,int c)
{
return (a+b+c);
}
void print(String s)
{
if(s==“Sloth”)
{
System.out.println(“Sloth”);
}
else if(s==“Dragon”)
{
System.out.println(“Dragon”);
}
else
{
System.out.println(“Tie”);
}

}
public static void main(String args[])throws IOException
{
    int dsa1,toc1,dm1,dsa2,dm2,toc2,T;
    String str="";
    BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
  T=Integer.parseInt(br.readLine());
    TCS obj=new TCS();
    if((T>=1)&&(T<=100))
    {
    while(T-->0)
    {
        int num[]=new int[3];
        int num1[]=new int[3];
        String[] y1=br.readLine().split(" ");
     String[] y2=br.readLine().split(" ");
     for(int i=0;i<y1.length;i++)
     {
         num[i]=Integer.parseInt(y1[i]);
     }
     for(int i=0;i<y2.length;i++)
     {
         num1[i]=Integer.parseInt(y2[i]);
     }
     
     if(((num[0]>=0)&&(num[0]<=100))&&((num[1]>=0)&&(num[1]<=100))&&((num[2]>=0)&&(num[2]<=100))&&((num1[0]>=0)&&(num1[0]<=100))&&((num1[1]>=0)&&(num[1]<=100))&&((num1[2]>=0)&&(num1[2]<=100)))
        {
      if((obj.tot(num[0],num[1],num[2]))>(obj.tot(num1[0],num1[1],num1[2])))
       {
           str="Dragon";
       }
       else if((obj.tot(num[0],num[1],num[2]))<(obj.tot(num1[0],num1[1],num1[2])))
       {
           str="Sloth";
        }
        else
        {
           if(num[0]>num1[0])
           {
                str="Dragon";
           }
           else if(num[0]<num1[0])
           {
                 str="Sloth";
           }
           else
           {
               if(num[1]>num1[1])
               {
                    str="Dragon";
               }
               else if(num[1]<num1[1])
               {
                    str="Sloth";
               }
               else
               {
                   str="Tie";
               }
           }
        }
obj.print(str);

}
}
}
}
}