baileywickham

(define fpmap
  (lambda args
    (map (lambda (iter)
           (apply (first args) iter (remove-last (rest args)))) (last args))))


    
(define (remove-last l)
  (reverse (rest (reverse l))))

baileywickham

def _max(values, func=None):
  if not func:
    return max(values)
  
  maybeMax = values[0]
  for v in values:
    if func(v, maybeMax):
      maybeMax = v
  return maybeMax

baileywickham

import csv
import sys

me = ''
them = ''
paid_to_me = 0
paid_to_them = 0
payment_from_them = 0
payment_to_them = 0