vonneumann_breaker.py

#!/usr/bin/env python

import math

def breaker(r):
    sols = []
    for i in range(10):
        for j in range(100):
            num = int(str(i) + str(r) + str(j))
            if math.sqrt(num) - int(math.sqrt(num)) == 0:
                sols.append(math.sqrt(num))
    return sols

seed = 442
num = int(str(seed*seed)[1:4])

print breaker(num)