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摘要： 首先看一个简单的程序：#include<stdio.h>void main(){ struct inner { char c1; double d; // char c2; }; printf("the size of struct inner is :%d\n",sizeof(struct inner));}在Ubuntu10.04下用gcc编译输出结果为：the size of s... 阅读全文

摘要： 1、递归实现字符串的逆序打印#include<stdio.h>#include<string.h>void reserve(char *p){ if(*p=='\0')return; reserve(p+1); printf("%c",*p);}void main(){ char a[10]="abc"; reserve(a); printf("\n");}2、A，B，C，... 阅读全文