Hacking hashes

import sys
import random
import string

A, B = [int(x) for x in input().split()]

def F(s):
    h = 0
    for c in s:
        h = (h * A + ord(c)) % B
    return h

def sortie(string_1, string_2):
    print(string_1, end='')
    print(' ', end='')
    print(string_2, end='')
    sys.exit()

alphabet = list(map(chr, range(97, 123)))
verif = {}

while True:
    size = random.randint(4,10)
    str_test = ''.join(random.choices(string.ascii_uppercase + string.digits, k=size))
    res = F(string)
    if res in verif:
        if str_test != verif[res]:
            sortie(str_test, verif[res])
    else:
        verif[res] = "".join(string)

Test 1

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 4

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 5

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 6

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 7

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 8

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 9

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 10

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 11

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 12

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 13

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 14

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 15

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 16

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 17

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 18

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 19

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 20

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 21

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 22

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 23

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 24

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 25

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 26

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 27

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 28

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 29

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 30

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 31

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 32

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 33

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 34

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 35

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 36

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 37

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 38

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 39

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 40

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 41

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 42

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 43

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 44

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 45

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 46

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 47

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 48

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 49

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 50

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 51

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 52

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 53

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 54

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 55

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 56

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 57

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 58

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 59

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 60

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 61

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 62

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 63

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 64

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 65

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 66

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 67

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 68

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 69

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 70

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 71

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 72

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 73

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 74

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 75

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 76

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 77

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 78

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 79

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 80

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 81

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 82

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 83

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 84

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 85

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 86

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 87

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 88

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 89

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...

Test 90

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 25, in <module>
    res =...