A1092 To Buy or Not to Buy [hash]

#include<iostream>
#include<cstring>
#include<algorithm>
#include<string>
using namespace std;
int main()
{
	int hashtable[150] = {0}, flag = 0, count = 0;
	string s1, s2;
	getline(cin, s1);
	getline(cin, s2);
	int length1 = s1.length();
	int length2 = s2.length();
	for (int i = 0; i < length1; i++)
	{
		hashtable[s1[i]]++;
	}
	for (int i = 0; i < length2; i++)
	{
		if (hashtable[s2[i]] > 0)
			hashtable[s2[i]]--;
		else if (hashtable[s2[i]] == 0)
		{
			flag = 1;
			count++;
		}
	}
	if (flag == 0)
	{
		cout << "Yes" << " "<<length1 - length2 << endl;
	}
	else
	{
		cout << "No" <<" "<< count << endl;
	}

}