95÷3=31余20---31乘3都小于95.
(0--95/3)即(0--31.6)乘3小于95.
那就多了。仅以自然数来说,就有:0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31这些数。