//Given a string, return the count of the number of times that a substring length 2 appears in the string and also as the last 2 chars of the string, so "hixxxhi" yields 1 (we won't count the end ...
// Given a string, return the count of the number of times that a substring length 2 appears in the string and also as the last 2 chars of the string, so "hixxxhi" yields 1 (we won't count the end ...
사용자가 액세스할 수 없을 수 있는 결과가 현재 표시되고 있습니다.
액세스할 수 없는 결과 숨기기