USING: io kernel math math.parser ;
readln string>number
string>number string>number *
number>string print
VVNJTkc6IGlvIGtlcm5lbCBtYXRoIG1hdGgucGFyc2VyIDsKCnJlYWRsbiBzdHJpbmc+bnVtYmVyCnN0cmluZz5udW1iZXIgc3RyaW5nPm51bWJlciAqCm51bWJlcj5zdHJpbmcgcHJpbnQ=