Description There is a company that makes plastic digits which are primarily put on the front door of each house to form the house number. In order to make sure that they don’t waste any resources, they want to make the exact number of digits for the…

Numbers That Count Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 20396   Accepted: 6817 Description "Kronecker's Knumbers" is a little company that manufactures plastic digits for use in signs (theater marquees, gas station price…

点击打开链接 Numbers That Count Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 17922   Accepted: 5940 Description "Kronecker's Knumbers" is a little company that manufactures plastic digits for use in signs (theater marquees, gas station…

Description        "Kronecker's Knumbers" is a little company that manufactures plastic digits for use in signs (theater marquees, gas station price displays, and so on). The owner and sole employee, Klyde Kronecker, keeps track of how many digi…

"Kronecker's Knumbers" is a little company that manufactures plastic digits for use in signs (theater marquees, gas station price displays, and so on). The owner and sole employee, Klyde Kronecker, keeps track of how many digits of each type he…

Given a non-empty string containing an out-of-order English representation of digits 0-9, output the digits in ascending order. Note: Input contains only lowercase English letters. Input is guaranteed to be valid and can be transformed to its origina…

Given a non-negative integer num represented as a string, remove k digits from the number so that the new number is the smallest possible. Note: The length of num is less than 10002 and will be ≥ k. The given num does not contain any leading zero. Ex…

Given a non-negative integer n, count all numbers with unique digits, x, where 0 ≤ x < 10n. Example: Given n = 2, return 91. (The answer should be the total numbers in the range of 0 ≤ x < 100, excluding [11,22,33,44,55,66,77,88,99]) Hint: A direct…

Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. For example: Given num = 38, the process is like: 3 + 8 = 11, 1 + 1 = 2. Since 2 has only one digit, return it. Follow up: Could you do it without an…

Problem: Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. For example: Given num = 38, the process is like: 3 + 8 = 11, 1 + 1 = 2. Since 2 has only one digit, return it. Follow up: Could you do it w…