Church Numerals in ski by irori

alias l proc
def e
[l{|x|x},1,l{|x|l{x}},l{|f|l{|g|l{|x|f[x][g[x]]}}}][$<.getc%7]||e[e]end
loop{p e[l{|x|x+1}][0];e}

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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