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  1. puts [expr {-2**2}]
  2. puts [expr {-(2)**2}]
  3. set a 2
  4. puts [expr {-$a**2}]
Success #stdin #stdout 0s 15776KB
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4
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https://ideone.com/ypzhTT
language:
TCL (tcl 8.6)
created:
7 years ago
visibility:
public

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