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  1. class Main{
  2.   static java.util.function.Function<byte[][], java.util.function.Consumer<byte[]>> f =
  3.  
  4. m->i->{int l=0,M=30000,x=0,y=0,p=0,d=0,c,I=0,q;for(var r:m)l=(q=r.length)>l?q:l;for(var t=new byte[M];;d=(q=">^<v?".indexOf(c))<0?d:q>3?t[p]!=0?-~d%3:d:q,p+=c==91?1:c==93?M-1:0,t[p%=M]-=c>42&c<46?c-44:0,System.out.print(c==46?(char)t[p]:""),y+=d%2-d%3%2*2,x+=3%-~d-d-~d%2)if((c=x<l&x>=m[y].length?0:m[y][x])==44&I<i.length)t[p]=i[I++];}
  5.  
  6. ;
  7.  
  8.   public static void main(String[]a){    
  9.     test("v                >]++]+++]+++]+[[[[-v\n"+
  10.          "v                           >[v\n"+
  11.          "v         >]++++>?]+]+]-]]+>?[ -v\n"+
  12.          ">++++++++>?]].]- --.+++++++ .. + ++. ]].[-.[.+++.------.--------.]]+.]++.\n"+
  13.          "         ^                      <\n"+
  14.          "                           ^  <\n"+
  15.          "                ^                   <");
  16.     test("v     >-v\n"+
  17.          "v  >.>?, v\n"+
  18.          ">,>?\n"+
  19.          "  ^      <\n"+
  20.          "     ^  <", "This is a test");
  21.     test("v      >-[v\n"+
  22.          "v   >->?]] +[v\n"+
  23.          "v    Some                  >-[++++]v\n"+
  24.          "v    rubbish                  >-[[. +]]v\n"+
  25.          "v    text!                                   >-v\n"+
  26.          "v                 >-]]++++>?[>?++++ +++ +++.>?[ v\n"+
  27.          ">]->?] -]+ ++ +++>?\n"+
  28.          "                 ^                              <\n"+
  29.          "                                            ^  <\n"+
  30.          "                             ^         <\n"+
  31.          "                          ^        <\n"+
  32.          "   ^         <\n"+
  33.          "      ^   <");
  34.   }
  35.  
  36.   static void test(String program){
  37.     test(program, "");
  38.   }
  39.  
  40.   static void test(String program, String inputs){
  41.     System.out.println("2fuck program: ");
  42.     System.out.println(program);
  43.     System.out.println("Inputs: "+inputs);
  44.     System.out.println("Output: ");
  45.     try{f.apply(program.lines().map(String::getBytes).toArray(byte[][]::new)).accept(inputs.getBytes());}
  46.     catch(ArrayIndexOutOfBoundsException e){System.err.println("Stopped with error: "+e);}
  47.     System.out.println("\n"+"_".repeat(100)+"\n");
  48.   }
  49. }
Success #stdin #stdout #stderr 0.22s 53576KB
comments (?)
stdin
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Standard input is empty
stdout
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2fuck program: 
v                >]++]+++]+++]+[[[[-v
v                           >[v
v         >]++++>?]+]+]-]]+>?[ -v
>++++++++>?]].]- --.+++++++ .. + ++. ]].[-.[.+++.------.--------.]]+.]++.
         ^                      <
                           ^  <
                ^                   <
Inputs: 
Output: 
Hello World!

____________________________________________________________________________________________________

2fuck program: 
v     >-v
v  >.>?, v
>,>?
  ^      <
     ^  <
Inputs: This is a test
Output: 
This is a test
____________________________________________________________________________________________________

2fuck program: 
v      >-[v
v   >->?]] +[v
v    Some                  >-[++++]v
v    rubbish                  >-[[. +]]v
v    text!                                   >-v
v                 >-]]++++>?[>?++++ +++ +++.>?[ v
>]->?] -]+ ++ +++>?
                 ^                              <
                                            ^  <
                             ^         <
                          ^        <
   ^         <
      ^   <
Inputs: 
Output: 
 !"#$%&'()*+,-./
0123456789:;<=>?
@ABCDEFGHIJKLMNO
PQRSTUVWXYZ[\]^_
`abcdefghijklmno
pqrstuvwxyz{|}~

____________________________________________________________________________________________________
stderr
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Stopped with error: java.lang.ArrayIndexOutOfBoundsException: Index 73 out of bounds for length 73
Stopped with error: java.lang.ArrayIndexOutOfBoundsException: Index 10 out of bounds for length 4
Stopped with error: java.lang.ArrayIndexOutOfBoundsException: Index 49 out of bounds for length 19
https://ideone.com/CfG9GZ
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
public

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