kona is a programming language created in 2010.
#776on PLDB | 14Years Old |
git clone https://github.com/kevinlawler/kona
Open-source implementation of the K programming language
factorial:{*/1+!:x}
fib1:{(x(|+\)\1 1)[;1]}
fib2:{x{x,+/-2#x}/!2}
fib_rec:{:[x<2;1;_f[x-1]+_f[x-2]]}
maxsubsum:{|/0(0|+)\x}
primes_to_n_sieve:{2_&{:[x@y;x&@[1,-1_ z#(1_ y#1),0;y;:;1];x]}/[x#1;2_!__ceil_sqrt x;x]}
primes_to_n_sieve2:{:[x<4;,2;r,1_&~|/x#'~!:'r: _f[_ _ceil _sqrt x]]}