摘要：
while((c = getchar()) != ' ' && c != '\n') The first subexpression gives a value to c ,which then is used in the second subexpression. while(x++ < 10 && x + y < 20) The fact that the && operator is... 阅读全文
摘要：
REMEBER It demonstates a characteristic C programming style combing two actions in one expression. 阅读全文