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CSU-2034 Column Addition
CSU "2034" Column Addition Description A multi digit column addition is a formula on adding two integers written like this: A multi digit column addit ...
分类:其他好文   时间:2019-02-04 16:51:46    阅读次数:161
浙大版《C语言程序设计(第3版)》题目集 练习3-4 统计字符 (15 分)
练习3-4 统计字符 (15 分) 本题要求编写程序,输入10个字符,统计其中英文字母、空格或回车、数字字符和其他字符的个数。 输入格式: 输入为10个字符。最后一个回车表示输入结束,不算在内。 输出格式: 在一行内按照 letter = 英文字母个数, blank = 空格或回车个数, digit ...
分类:编程语言   时间:2019-02-03 10:34:13    阅读次数:306
LeetCode 728 Self Dividing Numbers 解题报告
题目要求 A self-dividing number is a number that is divisible by every digit it contains. For example, 128 is a self-dividing number because 128 % 1 == 0, ...
分类:其他好文   时间:2019-01-27 14:36:12    阅读次数:140
19.1.26 [LeetCode17] Letter Combinations of a Phone Number
Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. A mapping of digit to le ...
分类:其他好文   时间:2019-01-26 12:30:21    阅读次数:104
Balanced Number(数位DP)
D - Balanced Number HDU - 3709 A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, ...
分类:其他好文   时间:2019-01-25 23:53:15    阅读次数:338
LeetCode-17-Letter Combinations of a Phone Number
算法描述: Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. A mapping of digit ...
分类:其他好文   时间:2019-01-25 13:45:12    阅读次数:146
PTA (Advanced Level)1023 Have Fun with Numbers
Have Fun with Numbers Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it ...
分类:其他好文   时间:2019-01-23 21:37:40    阅读次数:225
3.2.2.2 后向引用
BRE 提供一种叫后向引用的机制,指的是“匹配于正则表达式匹配的先前的部分”。使用后向引用的步骤有两个。第一步是将子表达式包围在 \( 与 \) 里;单个模式里可包括之多9个子表达式,且可为嵌套结构。 下一步是在同一模式之后使用\digit,digit指的是介于1至9的数字,指的是“匹配于第n个先前 ...
分类:其他好文   时间:2019-01-23 10:41:39    阅读次数:192
TZOJ 2703 Cow Digit Game(sg博弈)
描述 Bessie is playing a number game against Farmer John, and she wants you to help her achieve victory. Game i starts with an integer N_i (1 <= N_i <= ...
分类:其他好文   时间:2019-01-23 00:22:54    阅读次数:171
1023 Have Fun with Numbers
Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 2469135 ...
分类:其他好文   时间:2019-01-20 15:01:02    阅读次数:175
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