int ran_num=duniform(1,100);if (ran_num<=60)addlabel(item,"leixing",1);else if (ran_num>60)addlabel(item,"leixing",2);这个程序,我想改成,当大于60时为1;当大于20小于六十时,为2;当小于20时为3。这个程序怎么写啊?应该很简单,但是我实在不会编程。谢谢~~急啊~~
int ran_num=duniform(1,100);if (ran_num>60)addlabel(item,"leixing",1);else if (ran_num<=20)addlabel(item,"leixing",3);else addlabel(item,"leixing",2);