205-isomorphic-strings

DevGod
 Elf Vtuber
 /** * @param {string} s * @param {string} t * @return {boolean} */var isIsomorphic = function(s, t) {    if(s.length !== t.length){return false;}
    for(let I = 0; I<s.length; I++){        if(s.indexOf(s[I]) !== t.indexOf(t[I])){            return false;        }    }
    return true;};