Digit
Lesson 28 of 32 in Coddy's Coding Problems course.
Challenge
HardYou are given a sequence which begins with 1 and after every element the added sequence increases, but it starts over, as following:
112123123412345123456
Given a natural number N from input. Return the N-th digit of the given sequence.
Input
10
Output
4
Input
17
Output
2
Explanation #2: 1121231234123451[2]34561234567
Try it yourself
int digit(int a1) {
// Write code here
}All lessons in Coding Problems
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