5k
10o

# natural logarithm: 1000lLx 10lLx /p
[1-d2+/d2*Skd*Sy0Ss10K^Sp[d1r/lk*ls+lsrdss-lp*d*1[s_q]s_>_lkly*sk2+lfx]Sf1lfxLsLkLyLpLfs_s_s_s_]sL

# sum of everything in stack: lSxp
[0d[+2z>a]salax]sS