https://leetcode.com/problems/is-subsequence/submissions/




bool isSubsequence(char * s, char * t){

    if(*s == '\0') return true;

    

    for(; *t != '\0'; t++){

        if(*s == *t){

            if(isSubsequence(s+1, t+1))

                return true;

        }

    }

    return false;

}


30분 넘게걸렸다 죽어야되냐?