Happy Numbers Scoreboard
Rank Username Score
1 JWvdVeer 1000 (72 B)
2 primo 1000 (72 B)
3 milieu 973 (74 B)
4 vgadge 947 (76 B)
5 Ock 947 (76 B)
6 Wim 947 (76 B)
7 nubs 923 (78 B)
8 lheurt 766 (94 B)
9 bakkerl 766 (94 B)
10 henrik 758 (95 B)
11 ralf 742 (97 B)
12 vird 727 (99 B)
13 scottholdren 713 (101 B)
14 phildier 713 (101 B)
15 eremit 692 (104 B)
16 sl1m 673 (107 B)
17 jt2k 667 (108 B)
18 momo 661 (109 B)
19 holyshart 649 (111 B)
20 camro 649 (111 B)
Recent Activity
Username Bytes Time ago Result
vird 99 March 04 2013, 15:07:11
vird 99 March 04 2013, 15:05:17
vird 109 February 21 2013, 01:49:46
vird 110 February 21 2013, 01:44:04
Wim 76 January 24 2013, 22:33:30
Wim 76 January 24 2013, 19:18:34
Wim 78 January 24 2013, 19:14:26
nishanth 116 October 23 2012, 07:27:17
Prajeesh 135 September 18 2012, 08:25:02
nishanth 118 September 17 2012, 09:51:15
nishanth 117 September 17 2012, 09:50:18
nishanth 120 September 10 2012, 14:07:41
nishanth 122 September 10 2012, 13:42:24
primo 72 August 14 2012, 09:58:40
primo 73 August 13 2012, 05:12:34

Challenge: Happy Numbers

Challenge information

Challenge Type Private
Challenge Status Open
Trim method Full trim
Rating [ up ] [ down ]

Instructions

Print out all Happy Numbers below 1000.

Example

Show/hide Output 
1
7
10
13
19
23
28
31
32
44
49
68
70
79
82
86
91
94
97
100
103
109
129
130
133
139
167
176
188
190
192
193
203
208
219
226
230
236
239
262
263
280
291
293
301
302
310
313
319
320
326
329
331
338
356
362
365
367
368
376
379
383
386
391
392
397
404
409
440
446
464
469
478
487
490
496
536
556
563
565
566
608
617
622
623
632
635
637
638
644
649
653
655
656
665
671
673
680
683
694
700
709
716
736
739
748
761
763
784
790
793
802
806
818
820
833
836
847
860
863
874
881
888
899
901
904
907
910
912
913
921
923
931
932
937
940
946
964
970
973
989
998

MD5 checksum:

6282eff1650cab0ecb12e13163ec9726

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