include iostream include stack using namespace std int main stack char

#include <iostream>
#include <stack>

using namespace std;

int main()
{
	stack<char> read, seq;
	char c;
	while (c!=EOF)
	{

		while ((c=getchar())!=' ') { if (c==EOF) return 0; read.push(c);}
		while (!read.empty()) { seq.push(read.top()); read.pop(); }
		while ((c=getchar())!='\n')
		{
			if (!seq.empty() && c==seq.top()) seq.pop();
		}
		if (seq.empty()) cout << "Yes" << endl;
		else cout << "No" << endl;
		while (!seq.empty()) seq.pop();
	}
}