Happy Numbers Scoreboard
Rank Username Score
1 primo 1000 (71 B)
2 JWvdVeer 986 (72 B)
3 milieu 959 (74 B)
4 vgadge 934 (76 B)
5 Ock 934 (76 B)
6 Wim 934 (76 B)
7 nubs 910 (78 B)
8 mariusz00 826 (86 B)
9 lheurt 755 (94 B)
10 bakkerl 755 (94 B)
11 henrik 747 (95 B)
12 ralf 732 (97 B)
13 vird 717 (99 B)
14 scottholdren 703 (101 B)
15 phildier 703 (101 B)
16 eremit 683 (104 B)
17 sl1m 664 (107 B)
18 jt2k 657 (108 B)
19 momo 651 (109 B)
20 holyshart 640 (111 B)
Recent Activity
Username Bytes Time ago Result
primo 71 February 12 2015, 17:56:15
wechselbalg 116 September 09 2014, 17:18:52
mariusz00 83 August 29 2014, 10:11:59
mariusz00 86 August 29 2014, 10:08:46
mariusz00 88 August 27 2014, 15:58:57
mariusz00 90 August 27 2014, 15:39:31
mariusz00 92 August 27 2014, 15:26:26
mariusz00 98 August 25 2014, 16:00:30
mariusz00 132 August 25 2014, 15:49:23
mariusz00 281 August 22 2014, 15:21:26
mariusz00 310 August 22 2014, 15:00:57
activekim 135 August 08 2014, 09:06:42
syx94 811 June 10 2014, 17:18:10
syx94 780 June 10 2014, 17:16:48
sashn 687 June 05 2014, 17:56:16

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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