Домашка по Алкотрейдингу на KVS

> book:print().
  Id Price.10e8   Size.10e8
---- ------------ -----------
 166 118274000000 -744526365
 165 117076000000 -6443000000
 163 116609000000 -3287000000
  21 116435000000 -876000000
 161 115617000000 -279199700
 167 115545000000 -468957492
  27 115332000000 -25000000
  28 115331000000 -3000000
  62 115284000000 -301020000
 109 115283000000 -28000000
  66 115254000000 1000000
  64 115253000000 29800000
 149 114950000000 99000000
 133 114936000000 98000000
 130 114928000000 99000000
 127 114920000000 97000000
 126 114914000000 92000000
 124 114903000000 103000000
 123 114891000000 98000000
 122 114884000000 108000000
   1 114871000000 1700000000
 121 114865000000 100000000
 104 114854000000 265779000
  33 114792000000 25000000
 164 114791000000 449969320
  53 114774000000 316000000
  70 114753000000 195000000
 119    001000000 8973000000
Depth: 28
Total: 393844763
ok