i:.'1_'((&|/"=.,\n"=\:i)_i:1:"i/17")2*!4
t:(2#'{i[2]<x@1}{x+x[2 3],-(x[2]>0;1)}\0,0,)'+1 -99+!i[1],200
|/r:((1|/*'|')'t)*(|/{&/~(x<i@0 2),x>i@1 3}')'t
#r^0