安泰

#include#includeint main(){    int j;    j = 1    j = 1= width of type    printf("%d/n",j);   return 0;} that is to say, 32 is assigned of 32 bits.Always aware the data types!shift is fater than * and

I tried hard to use the first method of 密码输入关闭回显的两种方法 , which is named ncurses, the user interaction is very bad. the second method is better and works fine.A  piece of code is ready to use:#include #

这些信息是 ubuntu 7.10 , gcc 4.1.3, gdb 6.6-debian 跟踪的当printf不够有效时。。。。1。读懂错误信息一个简单的例子;#include #include void a(){char *s = "ee";free(s);}int main(int argc, char **argv){a();return 1