000 00331nam a2200121Ia 4500
008 230821s9999 xx 000 0 und d
100 _a2021 Reg
245 0 _aDiscrete Mathematics
260 _bAnna University
_c2023 April-May
650 _aMA3354
856 _uhttp://library.psgitech.ac.in/Question_Bank/QB1246.pdf
942 _cQB
999 _c28381
_d28381