000 00262nam a22001217a 4500
020 _a9781716745515
082 _a005.2762
_bHAL
100 _aHalim, Steven
245 _aCompetitive programming 4 Book-2
260 _bICPC
_c2018
300 _a616p.
942 _cBK
999 _c13712
_d13712