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  1. set a 2
  2.  
  3. puts [expr 2^$a]
Success #stdin #stdout 0.02s 5272KB
comments (?)
stdin 
Standard input is empty
stdout 
0
https://ideone.com/J44HB
language:
TCL (tcl 8.6)
created:
14 years ago
visibility:
public

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