Problem: 313 equals 151

Code: 313+equals+151/tails_1668386963

Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Format: Compact | Simple | +Type | Table | JSON | .nbl (DeBruijn) | .nbl (names)

| (filter) 
    ;@ (= allLines) 
    ~ (not) 
    >> (tail) <--arg( A ) 
        =~ (group by (also sorts)) 
            . (map) 
                % (split (remove empties)) 
                    $ (= A) 
                    ~ (auto) 
                . (map) <--arg( B ) 
                    $ (= B) 
                    ? (index) <--arg( C ) 
                        @ (= B) 
                        (implicit arg = C) 
            (implicit arg = D) <--arg( D )