(name:calc)
(author:contrib)
(desc:???)
(size:80 25)
0:02p>~::03p"9"`#v_"0"\`  #v_#025**03g"0"-+"#"7v
     ^       v  $<   >03g-  #v_$03g75*7+1p > >#4
 +-%*/!.:    >8>:2g:#^_$03g9 1+-#v_$" ":3-0p ^ *
               ^         -1<$<   >$002     ^0+1<