# Arithmetic Formatter - Help

Tell us what’s happening:

Code is showing error again and again

``````def arithmetic_arranger(problems,x=True):
if x:
top_final = ''
middles = ''
operations = ''
if len(problems) > 5:
return 'Error: Too many problems.'
for w in problems:
s = (w.split(' '))
up = s[0]
y = s[1]
d = s[2]
if len(up) > 4 or len(d) > 4:
return 'Error: Numbers cannot be more than four digits.'
if not up.isnumeric() or not d.isnumeric():
return 'Error: Numbers must only contain digits.'
if  y == '+' or y == '-':
length = max(len(up), len(d)) + 2
top = str(up).rjust(length)
bottom = y + str(d).rjust(length - 1)
sum = ''
for s in range(length):
sum += '-'
top_final += top + '    '
middles += bottom + '    '
operations += sum + '    '
else:
return "Error: Operator must be '+' or '-'."
top_final.rstrip()
middles.rstrip()
operations.rstrip()

arranged_problems = top_final + '\n' + middles + '\n' + operations
return arranged_problems
``````

ERROR-

``````   32      3801      45      123
+ 698    -    2    + 43    +  49
-----    ------    ----    -----
F..F..
======================================================================
FAIL: test_arrangement (test_module.UnitTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/runner/VirtualFixedElements/test_module.py", line 10, in test_arrangement
self.assertEqual(actual, expected, 'Expected different output when calling "arithmetic_arranger()" with ["3 + 855", "3801 - 2", "45 + 43", "123 + 49"]')
AssertionError: '    [23 chars]  123    \n+ 855    -    2    + 43    +  49   [35 chars]    ' != '    [23 chars]  123\n+ 855    -    2    + 43    +  49\n-----[23 chars]----'
-     3      3801      45      123
?                                 ----
+     3      3801      45      123
- + 855    -    2    + 43    +  49
?                                 ----
+ + 855    -    2    + 43    +  49
- -----    ------    ----    -----    ?                                 ----
+ -----    ------    ----    ----- : Expected different output when calling "arithmetic_arranger()" with ["3 + 855", "3801 - 2", "45 + 43", "123 + 49"]

======================================================================
FAIL: test_solutions (test_module.UnitTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/runner/VirtualFixedElements/test_module.py", line 39, in test_solutions
self.assertEqual(actual, expected, 'Expected solutions to be correctly displayed in output when calling "arithmetic_arranger()" with arithemetic problems and a second argument of `True`.')
AssertionError: '   3[23 chars]  123    \n- 698    - 3801    + 43    +  49   [35 chars]    ' != '   3[23 chars]  123\n- 698    - 3801    + 43    +  49\n-----[57 chars] 172'
-    32         1      45      123
?                                 ----
+    32         1      45      123
- - 698    - 3801    + 43    +  49
?                                 ----
+ - 698    - 3801    + 43    +  49
- -----    ------    ----    -----    ?                                 ^^^^
+ -----    ------    ----    -----
?                                 ^
+  -666     -3800      88      172 : Expected solutions to be correctly displayed in output when calling "arithmetic_arranger()" with arithemetic problems and a second argument of `True`.

----------------------------------------------------------------------
Ran 6 tests in 0.005s

FAILED (failures=2)
``````

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Challenge: Arithmetic Formatter