Digit Queries

CSESIntroductory ProblemsOpen on judge ↗

Consider an infinite string that consists of all positive integers in increasing order: 12345678910111213141516171819202122232425... Your task is to process q queries of the form: what is the digit at position k in the string? Input The first input line has an integer q: the number of queries. After this, there are q lines that describe the queries. Each line has an integer k: a 1-indexed pos

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI