摘要：
鉴于以前碰到过很多这样的题目，甚至上次月考核也考了，马上就要考试了，就再重新写一遍，加深印象，但是肯定和库函数有区别，丢失许多细节 1.strlen函数（求字符串长度） int strlen(char *str) { int cnt = 0; while(*str != '\0') { cnt++; 阅读全文
摘要：
It is a little known fact that cows love apples. Farmer John has two apple trees (which are conveniently numbered 1 and 2) in his field, each full of 阅读全文