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def ram(n)
  let(res,ram1(n))
    not(null?(res)) &&
    length(res) = 4;
 
def ram1(n)
  ram2(n,1,n^(1/3),[]);
 
def ram2(n,x,y,ls)
  if(x>y)
    ls
  else if(cube?(n-x^3))
    ram2(n,x+1,y,cons(n-x^3,ls));
  else
    ram2(n,x+1,y,ls);
 
def cube?(n)
  let(x,floor(n^(1/3)))
    n = x^3 || n = (x+1)^3;
 
def find(f,x,cnt)
  if(x=cnt)
    #f
  else if(f(x))
    {display(x),newline(),find(f,x+1,cnt)}
  else 
    find(f,x+1,cnt);
 

Main.java:1: error: class, interface, or enum expected
def ram(n)
^
Main.java:6: error: class, interface, or enum expected
def ram1(n)
^
Main.java:9: error: class, interface, or enum expected
def ram2(n,x,y,ls)
^
Main.java:14: error: class, interface, or enum expected
  else
  ^
Main.java:17: error: class, interface, or enum expected
def cube?(n)
^
Main.java:21: error: class, interface, or enum expected
def find(f,x,cnt)
^
Main.java:23: error: illegal character: '#'
    #f
    ^
7 errors

Standard output is empty