Known a=((11*66+12*67+13*68+14*69+15*70)/(11*65+12*66+13*67+14*68+15*69))* 100, what is the integer part of a?
已知a=((11*66+12*67+13*68+14*69+15*70)/(11*65+12*66+13*67+14*68+15*69))*100，问a的整数部分是多少．
<result>101</result>