求第一个字符串在第另一个字符串里面出现的次数

#define _CRT_SECURE_NO_WARNINGS#include"stdio.h"#include"stdlib.h"#include"string.h"#include<ctype.h>int num(char *p, char *p2, int *n){char *temp;    //临时指针用来做判断int k = strlen(p);//算出字符串Str的长度;也就是strinp的长度；while (p2 != '\0')   //如果到了那个比较长的字符串的末尾跳出循环{temp =strstr(p2, p);if(temp!= NULL)  //判断字符串STROUT。里面是否存在str  没有存放的话就等于null下面就直接跳出循环{(*n)++;     //调入进来的n++;p2 = p2 + strlen(p); continue;}else         {break;  }}}int main(){char strinp[] = "crazyspopcorn";  //定义一个字符型数组变量char strout[] = "crazyspopcornzuishuaiqilecrazyspopcornzuipiaole";int n = 0;num(strinp, strout, &n);printf("%d",n);system("pause");}