chessboard

// Chessboard 
// Your code here.

var size = 8;
var chess =" ";
for ( var i = 0; i < size; i++ ) {
  for ( j = 0 ; j < size; j ++ ) {
    if ( (i + j) % 2 == 0 ){
    	chess += "";
    }
    else {
     
      chess +="#";
    }
   
  }
   chess +="\n";
}

console.log(chess);