code: def do_OP_RIGHT(vm):
      
      pos = vm.pop_nonnegative()
      if pos > 0:
          vm.append(vm.pop()[-pos:])
      else:
          vm.pop()
          vm.append(b'')
docs: >>> s = [b'abcdef', b'\\3']
      >>> do_OP_RIGHT(s, require_minimal=True)
      >>> print(s==[b'def'])
      True
      >>> s = [b'abcdef', b'\\0']
      >>> do_OP_RIGHT(s, require_minimal=False)
      >>> print(s==[b''])
      True