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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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11
Task/Run-length-encoding/CoffeeScript/run-length-encoding-1.coffee Normal file
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encode = (str) ->
str.replace /(.)\1*/g, (w) ->
w[0] + w.length
decode = (str) ->
str.replace /(.)(\d+)/g, (m,w,n) ->
new Array(+n+1).join(w)
console.log s = "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW"
console.log encode s
console.log decode encode s

8
Task/Run-length-encoding/CoffeeScript/run-length-encoding-2.coffee Normal file
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encode = (str, offset = 75) ->
str.replace /(.)\1*/g, (w) ->
w[0] + String.fromCharCode(offset+w.length)
decode = (str, offset = 75) ->
str.split('').map((w,i) ->
if not (i%2) then w else new Array(+w.charCodeAt(0)-offset).join(str[i-1])
).join('')