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* Running with just normal Lua
$ time lua fibonacci.lua
The 40th Fibonacci number is: 102334155
real 0m5.601s
user 0m5.590s
sys 0m0.001s
* Running with Luajit
$ luajit -b fibonacci.lua fibonacci.luac
$ time luajit fibonacci.luac
The 40th Fibonacci number is: 102334155
real 0m1.050s
user 0m1.047s
sys 0m0.001s
* Running with Luajit embedded into C
$ cc -o fibonacci fibonacci.c `pkg-config --cflags --libs luajit`
$ time ./fibonacci
The 40th Fibonacci number is: 102334155
real 0m1.033s
user 0m1.031s
sys 0m0.000s
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