函数f(x)的定义域为D,若对任意x1,x2∈D,当x1＜x2时,都有f(x1)≤f(x2),则称函数f(x)在D上为非减函数,

函数f(x)的定义域为D,若对任意x1,x2∈D,当x1＜x2时,都有f(x1)≤f(x2),则称函数f(x)在D上为非减函数,
设函数f(x)在[0,1]上为非减函数,且满足以下三个条件,①f(0)=0,②,f(1-x)+f(x)=1,③f(x/3)=1/2f(x),则f(1/3)+f(5/12)的值为___________.