uniq words

Submit

Language is selected by the extension of the file. See the list of supported languages to know the extension of your language.

Problem

Output words in the input text. If a same word comes twice, you must not output them except for the first one.

If you can read Japanese, here is the description of this problem in Japanese:

http://jp.rubyist.net/magazine/?0025-RubiMaGolf#l7

Options

exec is denied

now post-mortem time, all source codes will be revealed

Sample input:_

hoge fuga hige
foo
bar
hoge fuga hige
baz
bar
fuga hoge

Sample output:

hoge
fuga
hige
foo
bar
baz

Sample input:_

0) Score: 7.539441541679835 Run Time: 8 ms
1) Score: 57.002204510175204 Run Time: 28 ms
2) Score: 378.61727983681493 Run Time: 151 ms
3) Score: 3506.305460036255 Run Time: 921 ms
4) Score: 68938.08935837781 Run Time: 10192 ms
5) Score: 37849.46712165623 Run Time: 7841 ms
6) Score: 71335.89142938383 Run Time: 15858 ms
7) Score: 71297.4599064055 Run Time: 15993 ms
8) Score: 38269.501940897455 Run Time: 9720 ms
9) Score: 55518.37970948987 Run Time: 12329 ms

Sample output:

0)
Score:
7.539441541679835
Run
Time:
8
ms
1)
57.002204510175204
28
2)
378.61727983681493
151
3)
3506.305460036255
921
4)
68938.08935837781
10192
5)
37849.46712165623
7841
6)
71335.89142938383
15858
7)
71297.4599064055
15993
8)
38269.501940897455
9720
9)
55518.37970948987
12329

Sample input:_

  /home/i/src/grub2/commands:
  total used in directory 364 available 4554932
  drwxrwxr-x  6 i i  4096 Apr 29 01:36 .
  drwxrwxr-x 26 i i 49152 Apr 29 01:37 ..
  drwxrwxr-x  6 i i  4096 Apr 29 01:36 .svn
  -rw-rw-r--  1 i i  3344 Apr 29 01:36 blocklist.c
  -rw-rw-r--  1 i i  4565 Apr 29 01:36 boot.c
  -rw-rw-r--  1 i i  2228 Apr 29 01:36 cat.c
  -rw-rw-r--  1 i i  2879 Apr 29 01:36 cmp.c
  -rw-rw-r--  1 i i  2071 Apr 29 01:36 configfile.c
  -rw-rw-r--  1 i i  1771 Apr 29 01:36 crc.c
  -rw-rw-r--  1 i i  3649 Apr 29 01:36 date.c
  -rw-rw-r--  1 i i  2572 Apr 29 01:36 echo.c
  drwxrwxr-x  3 i i  4096 Apr 29 01:36 efi
  -rw-rw-r--  1 i i  2445 Apr 29 01:36 extcmd.c
  -rw-rw-r--  1 i i  1601 Apr 29 01:36 halt.c
  -rw-rw-r--  1 i i  3062 Apr 29 01:36 handler.c
  -rw-rw-r--  1 i i 12074 Apr 29 01:36 hdparm.c
  -rw-rw-r--  1 i i  2811 Apr 29 01:36 help.c
  -rw-rw-r--  1 i i  3637 Apr 29 01:36 hexdump.c
  drwxrwxr-x  4 i i  4096 Feb 15 17:55 i386
  drwxrwxr-x  3 i i  4096 Feb 15 17:55 ieee1275
  -rw-rw-r--  1 i i  9943 Apr 29 01:36 loadenv.c
  -rw-rw-r--  1 i i  6438 Apr 29 01:36 ls.c
  -rw-rw-r--  1 i i  1613 Apr 29 01:36 lsmmap.c
  -rw-rw-r--  1 i i  4921 Apr 29 01:36 lspci.c
  -rw-rw-r--  1 i i  3101 Apr 29 01:36 memrw.c
  -rw-rw-r--  1 i i  8873 Apr 29 01:36 minicmd.c
  -rw-rw-r--  1 i i  8357 Apr 29 01:36 parttool.c
  -rw-rw-r--  1 i i  1949 Apr 29 01:36 read.c
  -rw-rw-r--  1 i i  1620 Apr 29 01:36 reboot.c
  -rw-rw-r--  1 i i  5273 Apr 29 01:36 search.c
  -rw-rw-r--  1 i i  2699 Apr 29 01:36 sleep.c
  -rw-rw-r--  1 i i 10828 Apr 29 01:36 test.c
  -rw-rw-r--  1 i i  4117 Apr 29 01:36 usbtest.c
  -rw-rw-r--  1 i i 50132 Apr 29 01:36 videotest.c
  -rw-rw-r--  1 i i 49662 Apr 29 01:36 videotest.c.mine
  -rw-rw-r--  1 i i  6633 Apr 29 01:36 videotest.c.r1964
  -rw-rw-r--  1 i i  6477 Apr 29 01:36 videotest.c.r2148

Sample output:

/home/i/src/grub2/commands:
total
used
in
directory
364
available
4554932
drwxrwxr-x
6
i
4096
Apr
29
01:36
.
26
49152
01:37
..
.svn
-rw-rw-r--
1
3344
blocklist.c
4565
boot.c
2228
cat.c
2879
cmp.c
2071
configfile.c
1771
crc.c
3649
date.c
2572
echo.c
3
efi
2445
extcmd.c
1601
halt.c
3062
handler.c
12074
hdparm.c
2811
help.c
3637
hexdump.c
4
Feb
15
17:55
i386
ieee1275
9943
loadenv.c
6438
ls.c
1613
lsmmap.c
4921
lspci.c
3101
memrw.c
8873
minicmd.c
8357
parttool.c
1949
read.c
1620
reboot.c
5273
search.c
2699
sleep.c
10828
test.c
4117
usbtest.c
50132
videotest.c
49662
videotest.c.mine
6633
videotest.c.r1964
6477
videotest.c.r2148

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