+
−d1 = [2,4,6,8]
+
−d0 = [0,2,4,6,8]
+
−dq = [0, 4, 6]
+
−
+
−for a in d1:
+
−    th = a * 1000
+
−    for b in d0:
+
−        hu = b * 100
+
−        for c in d0:
+
−            te = c * 10
+
−            for u in dq:
+
−                n = th + hu + te + u
+
−                if is_square(n): print n
+
−
+
−
+
−for i in range(46, 94, 2):
+
−    n = i * i
+
−    if all_even( n ): print n
+
−