Cody

# Problem 1084. Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)

Solution 264040

Submitted on 19 Jun 2013 by Venu Lolla
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### Test Suite

Test Status Code Input and Output
1   Pass
%% assert(digits_squared_chain(649) == 1)

x = 133 x = 19 x = 82 x = 68 x = 100 x = 1

2   Pass
%% assert(digits_squared_chain(79) == 1)

x = 130 x = 10 x = 1

3   Pass
%% assert(digits_squared_chain(608) == 1)

x = 100 x = 1

4   Pass
%% assert(digits_squared_chain(487) == 1)

x = 129 x = 86 x = 100 x = 1

5   Pass
%% assert(digits_squared_chain(739) == 1)

x = 139 x = 91 x = 82 x = 68 x = 100 x = 1

6   Pass
%% assert(digits_squared_chain(565) == 1)

x = 86 x = 100 x = 1

7   Pass
%% assert(digits_squared_chain(68) == 1)

x = 100 x = 1

8   Pass
%% assert(digits_squared_chain(383) == 1)

x = 82 x = 68 x = 100 x = 1

9   Pass
%% assert(digits_squared_chain(379) == 1)

x = 139 x = 91 x = 82 x = 68 x = 100 x = 1

10   Pass
%% assert(digits_squared_chain(203) == 1)

x = 13 x = 10 x = 1

11   Pass
%% assert(digits_squared_chain(632) == 1)

x = 49 x = 97 x = 130 x = 10 x = 1

12   Pass
%% assert(digits_squared_chain(391) == 1)

x = 91 x = 82 x = 68 x = 100 x = 1

13   Pass
%% assert(digits_squared_chain(863) == 1)

x = 109 x = 82 x = 68 x = 100 x = 1

14   Pass
%% assert(digits_squared_chain(13) == 1)

x = 10 x = 1

15   Pass
%% assert(digits_squared_chain(100) == 1)

x = 1

16   Pass
%% assert(digits_squared_chain(236) == 1)

x = 49 x = 97 x = 130 x = 10 x = 1

17   Pass
%% assert(digits_squared_chain(293) == 1)

x = 94 x = 97 x = 130 x = 10 x = 1

18   Pass
%% assert(digits_squared_chain(230) == 1)

x = 13 x = 10 x = 1

19   Pass
%% assert(digits_squared_chain(31) == 1)

x = 10 x = 1

20   Pass
%% assert(digits_squared_chain(806) == 1)

x = 100 x = 1

21   Pass
%% assert(digits_squared_chain(623) == 1)

x = 49 x = 97 x = 130 x = 10 x = 1

22   Pass
%% assert(digits_squared_chain(7) == 1)

x = 49 x = 97 x = 130 x = 10 x = 1

23   Pass
%% assert(digits_squared_chain(13) == 1)

x = 10 x = 1

24   Pass
%% assert(digits_squared_chain(836) == 1)

x = 109 x = 82 x = 68 x = 100 x = 1

25   Pass
%% assert(digits_squared_chain(954) == 89)

x = 122 x = 9 x = 81 x = 65 x = 61 x = 37 x = 58 x = 89

26   Pass
%% assert(digits_squared_chain(567) == 89)

x = 110 x = 2 x = 4 x = 16 x = 37 x = 58 x = 89

27   Pass
%% assert(digits_squared_chain(388) == 89)

x = 137 x = 59 x = 106 x = 37 x = 58 x = 89

28   Pass
%% assert(digits_squared_chain(789) == 89)

x = 194 x = 98 x = 145 x = 42 x = 20 x = 4 x = 16 x = 37 x = 58 x = 89

29   Pass
%% assert(digits_squared_chain(246) == 89)

x = 56 x = 61 x = 37 x = 58 x = 89

30   Pass
%% assert(digits_squared_chain(787) == 89)

x = 162 x = 41 x = 17 x = 50 x = 25 x = 29 x = 85 x = 89

31   Pass
%% assert(digits_squared_chain(311) == 89)

x = 11 x = 2 x = 4 x = 16 x = 37 x = 58 x = 89

32   Pass
%% assert(digits_squared_chain(856) == 89)

x = 125 x = 30 x = 9 x = 81 x = 65 x = 61 x = 37 x = 58 x = 89

33   Pass
%% assert(digits_squared_chain(143) == 89)

x = 26 x = 40 x = 16 x = 37 x = 58 x = 89

34   Pass
%% assert(digits_squared_chain(873) == 89)

x = 122 x = 9 x = 81 x = 65 x = 61 x = 37 x = 58 x = 89

35   Pass
%% assert(digits_squared_chain(215) == 89)

x = 30 x = 9 x = 81 x = 65 x = 61 x = 37 x = 58 x = 89

36   Pass
%% assert(digits_squared_chain(995) == 89)

x = 187 x = 114 x = 18 x = 65 x = 61 x = 37 x = 58 x = 89

37   Pass
%% assert(digits_squared_chain(455) == 89)

x = 66 x = 72 x = 53 x = 34 x = 25 x = 29 x = 85 x = 89

38   Pass
%% assert(digits_squared_chain(948) == 89)

x = 161 x = 38 x = 73 x = 58 x = 89

39   Pass
%% assert(digits_squared_chain(875) == 89)

x = 138 x = 74 x = 65 x = 61 x = 37 x = 58 x = 89

40   Pass
%% assert(digits_squared_chain(788) == 89)

x = 177 x = 99 x = 162 x = 41 x = 17 x = 50 x = 25 x = 29 x = 85 x = 89

41   Pass
%% assert(digits_squared_chain(722) == 89)

x = 57 x = 74 x = 65 x = 61 x = 37 x = 58 x = 89

42   Pass
%% assert(digits_squared_chain(250) == 89)

x = 29 x = 85 x = 89

43   Pass
%% assert(digits_squared_chain(227) == 89)

x = 57 x = 74 x = 65 x = 61 x = 37 x = 58 x = 89

44   Pass
%% assert(digits_squared_chain(640) == 89)

x = 52 x = 29 x = 85 x = 89

45   Pass
%% assert(digits_squared_chain(835) == 89)

x = 98 x = 145 x = 42 x = 20 x = 4 x = 16 x = 37 x = 58 x = 89

46   Pass
%% assert(digits_squared_chain(965) == 89)

x = 142 x = 21 x = 5 x = 25 x = 29 x = 85 x = 89

47   Pass
%% assert(digits_squared_chain(726) == 89)

x = 89

48   Pass
%% assert(digits_squared_chain(689) == 89)

x = 181 x = 66 x = 72 x = 53 x = 34 x = 25 x = 29 x = 85 x = 89