you give string length s t in step choose character t replace characterreturn minimum number step t anagram sAn Anagram string string contain character different order Example 1input s bab t abaoutput 1explanation Replace t b t bba anagram sExample 2Input s leetcode t practiceoutput 5explanation replace p r c t proper character t anagram sExample 3Input s anagram t mangaarOutput 0explanation anagram mangaar anagram Constraints1 slength 5 104slength tlength t consist lowercase english letter