1092 To Buy or Not to Buy（20 分）

#include<iostream>
#include<string>
#include<cstring>
using namespace std;
string s1, s2;
int hashtable[256];
int main()
{
    getline(cin, s1);
    getline(cin, s2);
    int mis = 0;
    for (int i = 0; i < s1.length(); i++)hashtable[s1[i]]++;
    for (int i = 0; i < s2.length(); i++)
    {
        if (hashtable[s2[i]])hashtable[s2[i]]--;
        else mis++;
    }
    if (mis == 0)
    {
        printf("Yes %d", s1.length() - s2.length());
    }
    else printf("No %d", mis);
    return 0;
}