Java编程计算兔子生兔子的问题
程序分析:兔子的规律为数列1,1,2,3,5,8,13,21....
程序设计:
publicclassexp2{ publicstaticvoidmain(Stringargs[]){ inti=0; for(i=1;i<=20;i++) System.out.println(f(i)); } publicstaticintf(intx) { if(x==1||x==2) return1; else returnf(x-1)+f(x-2); } }
或
publicclassexp2{ publicstaticvoidmain(Stringargs[]){ inti=0; mathmymath=newmath(); for(i=1;i<=20;i++) System.out.println(mymath.f(i)); } } classmath { publicintf(intx) { if(x==1||x==2) return1; else returnf(x-1)+f(x-2); } }