Menu

Post image 1
Post image 2
1 / 2
0

LeetCode 66: Plus One — Simple Explanation with Carry Logic (Java)

DEV Community·Jerin·28 days ago
#25twEt82
#java#problem#example#algorithm#digit#array
Reading 0:00
15s threshold

Difficulty : Easy Topics : Array, Math Platform : Leetcode Problem Statement You are given a large integer represented as an integer array digits, where each digits[i] is the ith digit of the integer. The digits are ordered from most significant to least significant in left-to-right order. The large integer does not contain any leading 0's.Increment the large integer by one and return the resulting array of digits. Problem Statement Simplified Check the last digit, add 1, then return Mistakes and Learning Do not turn the array into number. Only check/change last digit. Look out for rare cases (ex:[9,9,9,…] Example 1 Input: digits = [1,2,3] Output: [1,2,4] Explanation: The array represents the integer 123. Incrementing by one gives 123 + 1 = 124. Thus, the result should be [1,2,4]. Example 2 Input: digits = [4,3,2,1] Output: [4,3,2,2] Explanation: The array represents the integer 4321. Incrementing by one gives 4321 + 1 = 4322. Thus, the result should be [4,3,2,2].…

Continue reading — create a free account

Join HashtagPLUS to read full articles, follow hashtags, vote, and join the conversation.

Read More