随笔分类 -  random number

摘要：Rand1*1 => uinformly distribution of 0,1 2Rand1*2 + Rand1 => 0,1,2,3 4Rand1*3 + Rand2 => 0,1,2,3,4,5 6Rand1*4 + Rand3 => 0,1,... 阅读全文

摘要：int rand7() //random number from 1 - 7{ int r = 0; do { int a = rand(5) - 1; //uniformly at random from 0 to 4 int b = rand(5) - ... 阅读全文