SASMO 2027 · Grades 4-5 · SET 009 · Self-study Question 18

Find the 100th term of the digit sequence 1,2,3,4,5,6,7,8,9,1,0,1,1,1,2,1,3,1,4,1,5,… . It is formed by writing the positive integers consecutively and treating each digit as one term.