编辑代码

#include<stdio.h>
#include<string.h>
int sumStr(char*s1, char* s2)//统字符串s2在字符串s1中出现的次数
{
    int i = 0;
    char* p = s1;
    while ((p = strstr(p, s2)) != NULL)
    {
        i++;
        p += strlen(s2);
    }
    return i;
}
int main(){
    char str1[]="abbbbbbc";
    char str2[]="bb";
    int sum=sumStr(&str1,&str2);
    printf("%d",sum);
}