https://github.com/kostya/benchmarks/blob/master/brainfuck/bench.b
 Benchmark brainf*ck program
>++[<+++++++++++++>-]<[[>+>+<<-]>[<+>-]++++++++
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++++++++[>++++++++++[>++++++++++[>++++++++++[>+
+++++++++[-]<-]<-]<-]<-]<-]<-]<-]++++++++++.
