public class Test { public static void main(String[] args){ System.out.println("阶乘:"+jieCheng(5)); System.out.println("相加:"+f(100)); } public static int jieCheng(int i){ if(i==1) return 1; else return i*jieCheng(i-1); } public static int f(int i){ if(i==1) return 1; else return i+f(i-1); } }
java 阶乘和(1+2+3...+100)
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转载自javaeedevelop.iteye.com/blog/1462713
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