#include <string>
class Solution {
public:
static bool isSubsequence(const std::string& t, const std::string& s) {
int m = s.length(), n = t.length(), i = 0, j = 0;
while (i < m && j < n) {
if (s[i++] == t[j])
++j;
}
return j == n;
};
int main() {
return 0;