Please help with this case code

//keep in mind i did this is a rather short period of time so there
  // are not a lot of options for the kills part
  // so help me fix this code
  #include <iostream>
  #include <stdio.h>
  #include <conio.h>
  
  using namespace std;
  
  int main()
  {
     int input, h, cs, css, kills;
  
     cout<<"Enter the game you wish to be rated on.\n(1)Halo, (2)Counter-Strike, (3) Counter-Strike: Source, (e)Exit: ";
     cin>> input;
     switch ( input ) {
     case 1:
  	 cout<<"\nEnter you kills for Halo: ";
  	 cin>> kills;
  	 system ("PAUSE");
  		 if ( kills <= 10 && kills >= 1 ) {
  			   cout<<"You suck.\n";
  			   }
  		 else if ( kills <= 15 && kills >= 11 ) {
  			   cout<<"My mom plays better than you. . .\n";
  			   }
  		 else {
  			   cout<<"Lying moron.\n";
  			   }
  	 break;
     case 2:
  	 cout<<"\nEnter your kills for Counter-Strike: ";
  	 cin>> kills;
  	 system ("PAUSE");
  		 if ( kills <= 5 && kills >= 1 ) {
 			 cout<<"I bet everyone on the other team was hacking, right?";
  			  }
  		 else if ( kills <= 10 && kills >= 6 ) {
  			  cout<<"I hope you at least knifed someone.";
  			  }
  		 else {
 			 cout<<"You're either lying out of embarresment, or you are hacking.";
  			  }
  	 break;
     case 3:
  	 cout<<"\nEnter your kills for Counter-Strike: Source: ";
  	 cin>> kills;
  	 system ("PAUSE");
  		 if ( kills <= 5 && kills >= 1 ) {
  			  cout<<"God damn. You nub!";
  			  }
  		 else if ( kills <= 10 && kills >= 6 ) {
  			  cout<<"At least you got some kills. . .";
  			  }
  		 else {
  			  cout<<"You suck, stop lying.";
  			  }
     default:
  	   cout<<"Error\n";
  	 break;
     }
  }