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Pinned Loading

  1. codegolf of md5 in lua5.3 codegolf of md5 in lua5.3
    1
    local md5=function(E) local z,A,B,C,D,p=0xffffffff,0x67452301,0xefcdab89,0x98badcfe,0x10325476,string local uk,R,Q,q,v,P=p.unpack,function(a,b,c,d,x,s,ac) a=a+((b&c)|((~b)&d))+x+ac a=(((a&z)<<s)|((a&z)>>32-s))+b return a&z end,function(a,b,c,d,x,s,ac) a=a+((b&d)|(c&(~d)))+x+ac a=(((a&z)<<s)|((a&z)>>32-s))+b return a&z end,function(a,b,c,d,x,s,ac) a=a+(b~c~d)+x+ac a=(((a&z)<<s)|((a&z)>>32-s))+b return a&z end,function(a,b,c,d,x,s,ac) a=a+(c~(b|(~d)))+x+ac a=(((a&z)<<s)|((a&z)>>32-s))+b return a&z end,function(s) local N=s:len() local Z=N*8 % 512 local fS=(448-Z)//8 if Z>448 then fS=(960-Z)//8 end local K={} local bI=1 for i=1,N do local X=(i-1)//4+1 K[X]=K[X] or 0 K[X]=K[X]|(s:byte(i)<<(bI-1)*8) bI=bI+1 if bI==5 then bI=1 end end local Y=false local U=#K if bI~=1 then K[U]=K[U]|0x80<<(bI-1)*8 Y=true end for i=1,fS//4 do if not Y and i==1 then K[U+i]=0x80 else K[U+i]=0x0 end end local O=N*8 U=#K K[U+1]=O&z K[U+2]=O>>32 return K end return(function(s) local w=P(s) local V={A,B,C,D} local x=function(f,g) return table.pack(uk(p.rep(f,64),g)) end local a,b,c=x("i1","\0\1\2\3\4\5\6\7\8\9\10\11\12\13\14\15\1\6\11\0\5\10\15\4\9\14\3\8\13\2\7\12\5\8\11\14\1\4\7\10\13\0\3\6\9\12\15\2\0\7\14\5\12\3\10\1\8\15\6\13\4\11\2\9"),x("i1","\7\12\17\22\7\12\17\22\7\12\17\22\7\12\17\22\5\9\14\20\5\9\14\20\5\9\14\20\5\9\14\20\4\11\16\23\4\11\16\23\4\11\16\23\4\11\16\23\6\10\15\21\6\10\15\21\6\10\15\21\6\10\15\21"),x("I4","\120\164\106\215\86\183\199\232\219\112\32\36\238\206\189\193\175\15\124\245\42\198\135\71\19\70\48\168\1\149\70\253\216\152\128\105\175\247\68\139\177\91\255\255\190\215\92\137\34\17\144\107\147\113\152\253\142\67\121\166\33\8\180\73\98\37\30\246\64\179\64\192\81\90\94\38\170\199\182\233\93\16\47\214\83\20\68\2\129\230\161\216\200\251\211\231\230\205\225\33\214\7\55\195\135\13\213\244\237\20\90\69\5\233\227\169\248\163\239\252\217\2\111\103\138\76\42\141\66\57\250\255\129\246\113\135\34\97\157\109\12\56\229\253\68\234\190\164\169\207\222\75\96\75\187\246\112\188\191\190\198\126\155\40\250\39\161\234\133\48\239\212\5\29\136\4\57\208\212\217\229\153\219\230\248\124\162\31\101\86\172\196\68\34\41\244\151\255\42\67\167\35\148\171\57\160\147\252\195\89\91\101\146\204\12\143\125\244\239\255\209\93\132\133\79\126\168\111\224\230\44\254\20\67\1\163\161\17\8\78\130\126\83\247\53\242\58\189\187\210\215\42\145\211\134\235") for i=1,#w//16 do local L,F,t,T=(i-1)*16+1,{R,Q,q,v},{2,1,4,3},{V[1],V[2],V[3],V[4]} for i=1,64 do T[t[i%4+1]]=F[(i-1)//16+1](T[t[i%4+1]],T[t[(i+3)%4+1]],T[t[(i+2)%4+1]],T[t[(i+1)%4+1]],w[L+a[i]],b[i],c[i]) end for i=1,4 do V[i]=(V[i]+T[i])&z end end local J='' for i=1,4 do for _=1,4 do J=J..p.format("%02x",V[i]&0xFF) V[i]=V[i]>>8 end end return p.lower(J) end)(E) end
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    3
    print(md5("hello world"))