Result

AC

Duration

7365ms

Code [DL]

let rec f x=let c=stdin.Read()in let x=(match c with-1->exit 0|84->51|75->x-50|_->x+1)%51 in stdout.Write(if x<1 then 'x'else char c);f x
f 0

stdin

                   T                              
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
               K                                  

stdout

                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
                   x                              
               xxxxx                              

stderr

The template "Console Application" was created successfully.

Processing post-creation actions...
Running 'dotnet restore' on /tmp/Proj/Proj.fsproj...
  Restoring packages for /tmp/Proj/Proj.fsproj...
  Generating MSBuild file /tmp/Proj/obj/Proj.fsproj.nuget.g.props.
  Generating MSBuild file /tmp/Proj/obj/Proj.fsproj.nuget.g.targets.
  Restore completed in 268.66 ms for /tmp/Proj/Proj.fsproj.

Restore succeeded.

strace