ascii-art diamond

Simple ascii-art diamond. The grid is 40x40.

Input

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Output

                   /\                   
                  // \                  
                 ///  \                 
                ////   \                
               /////    \               
              //////     \              
             ///////      \             
            ////////       \            
           /////////        \           
          //////////         \          
         ///////////          \         
        ////////////           \        
       /////////////            \       
      //////////////             \      
     ///////////////              \     
    ////////////////               \    
   /////////////////                \   
  //////////////////                 \  
 ///////////////////                  \ 
////////////////////                   \
\                   ////////////////////
 \                  /////////////////// 
  \                 //////////////////  
   \                /////////////////   
    \               ////////////////    
     \              ///////////////     
      \             //////////////      
       \            /////////////       
        \           ////////////        
         \          ///////////         
          \         //////////          
           \        /////////           
            \       ////////            
             \      ///////             
              \     //////              
               \    /////               
                \   ////                
                 \  ///                 
                  \ //                  
                   \/