yujinghui

摘要：#include<stdio.h>//字符串hashaunsigned int hasha(char * url, int mod){ unsigned int n = 0; char * b = (char*) &n; for(int i = 0; url[i]; i++) b[i % 4] ^= url[i]; return n % mod;}int main(){ char str[] = "Hello World\n"; //char *str = "Hello World\n";是错误的 //原因：hello world.. 阅读全文

摘要：#include<stdio.h>class Father{public : virtual void print(){ printf("virtualFahter"); } void print1(){ printf("Fahter1"); }};class Child : public Father{public : void print(){ printf("virtualChild"); } void print1(){ printf("Child1"); }};main(){ Child * 阅读全文