摘要： 循环法 1 #define _CRT_SECURE_NO_WARNINGS 1 2 #include<stdio.h> 3 int main() 4 { 5 int arr[] = { 1,2,3,4,5,6,7,8,9,10 }; 6 int k = 6,num,i; 7 num = sizeof 阅读全文