1023A-Single Wildcard Pattern Matching.cpp

/*
	written by Pankaj Kumar.
	country:-INDIA
*/
#include <bits/stdc++.h>
using namespace std;
typedef long long ll ;
typedef set<pair<int,int>> spi;
typedef set<pair<ll,ll>> spl;
typedef vector<pair<int,int>> vpi;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<bool> vb;
typedef vector<char> vc;
typedef vector<pair<ll,ll>> vpl;
typedef vector<string> vs;
typedef map<int,int>mi;
typedef map<ll,ll> ml;
typedef set<string> ss;
typedef set<int> si;
typedef set<ll> sl;
#define pan cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
// define values.
#define mod 1000000007;
#define phi 1.618
/* Bit-Stuff */
#define get_set_bits(a) (__builtin_popcount(a))
#define get_set_bitsll(a) ( __builtin_popcountll(a))
#define get_trail_zero(a) (__builtin_ctz(a))
#define get_lead_zero(a) (__builtin_clz(a))
#define get_parity(a) (__builtin_parity(a))
/*  Abbrevations  */
#define ff first
#define ss second
#define mp make_pair
#define line cout<<endl;
#define pb push_back
#define Endl "\n"
#define loopi(a,b) for(int i=a;i<=b;i++)
// Some print
#define no cout<<"NO"<<endl;
#define yes cout<<"YES"<<endl;
// function

ll power(ll x,ll y)
{
	ll res=1;
	while(y>0)
	{
		if(y%2==1)res*=x;
		y/=2; x*=x;
	}
	return res;
}
/* ascii value 
A=65,Z=90,a=97,z=122
*/
/*  -----------------------------------------------------------------------------------*/

int main()
{
	pan;
	int n,m;
	cin>>n>>m;
	string s,t;
	cin>>s>>t;
	int flag=0;
	int star=0;
	int temp=0,temp1=0;
	for(int i=0;i<s.length();i++)
	{
		if(s[i]=='*')
		{
			star=1;
			break;
		}
	}
	if(star==1)
	{
		for(int i=0;i<s.length();i++)
		{
			if(s[i]!='*')
			{
				if(s[i]!=t[i])
				{
					flag=1;
					// cout<<"end at i 1 "<<i<<endl;
					break;
				}
			}
			else
			{
				temp=i;
				// cout<<"end at i 2 "<<i<<endl;
				break;
			}
		}
		// cout<<"temp is "<<temp<<endl;
		for(int i=0;i<s.length();i++)
		{
			if(s[s.length()-1-i]!='*')
			{
				if(s[s.length()-1-i]!=t[t.length()-1-i])
				{
					flag=1;
					// cout<<"end at i 3 "<<i<<endl;
					break;
				}
			}
			else
			{
				temp1=i;
				// cout<<"end at i 4 "<<i<<endl;
				break;
			}
		}
		// cout<<"temp1 is "<<temp1<<endl;
		if(flag==0&&temp<=t.length()-temp1)
		{
			cout<<"YES"<<Endl;
		}
		else
			no;
	}
	else
	{
		if(n==m)
		{
			for(int i=0;i<n;i++)
			{
				if(s[i]!=t[i])
				{
					flag=1;
					break;
				}
			}
			if(flag==0)
				yes
			else
				no
		}
		else
			no
	}
}