01_brute_force

/*
 时间复杂度:O(m*n)
 */
#define EOS '\0'
int brute_force(char* x,int m,char* y,int n)
{
    char* yb;
    for(yb = y; *y!=EOS; ++y)
    {
        if(memcmp(x,y,m) == 0)
        {
            return (y - yb);
        }
    }
}