class Solution {
public:
    bool match(string &s,string &p,int l2,int r2,int l1)
{
 if(l2==r2)return true;
 if(l1+r2-l2-1>=s.length())return false;
 while(l2<r2)
    {
	if(p[l2]==‘?‘){l1++;l2++;continue;}
 	if(s[l1]!=p[l2])return false;
 	l1++;l2++;
	}
 return true;
}
bool isMatch(string s, string p) {
	s.append(1,‘#‘);p.append(1,‘#‘);
	int l1=0,l2=0,r1=0,r2=0,len1=s.length(),len2=p.length();
    while(true)
    	{
    	 while(r2<len2&&p[r2]!=‘*‘)
    	 	 r2++;
		 while(!match(s,p,l2,r2,l1))
		 	{
		 	 if(l1>=len1)return false;
		 	 if(l2>0&&p[l2-1]==‘*‘)l1++;
		 	 	else return false;
			}
		 l1+=r2-l2;
		 l2=r2+1;
		 r2=l2;
		 if(l1>=len1&&r2>=len2)return true;
		 if(r2>=len2)return false;
		}
		    
    }
};