---
# System prepended metadata

title: C語言解題筆記
tags: [C語言]

---

# C語言解題list
> 作者: Aria
> 2024
:::info
你寫過的code會照亮你的路
:::
## 解題筆記
里程碑:
2024.01.03 Zerojudge 完成100題AC (第一座百岳!)
### 程式設計課基礎題:
- 2023.12.27 [(Done) [C語言] 印出字母三角形](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1-bOtlDp)
- 2023.12.27 [(Done) [C語言] 印出字母三角形-2](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJiezRKwa)
- 2024.4.3 [[C語言] inplace swap](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H11h1S5JC)

### Zerojudge:
- 2023.10.24 [(Done) [C語言] b964. 第 1 題 成績指標](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SyXzYBHfa)
- 2023.11.23 [(Done) [C語言] c418. Bert的三角形 (1)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1YO7wnV6)
- 2023.11.23 [(Done) [C語言] c419. Bert的三角形 (2)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJJqjD2Na)
- 2023.11.23 [(Done) [C語言] c420. Bert的三角形 (3)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJJVpv3Vp)
- 2023.11.23 [(Done) [C語言] a147. Print it all](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HyGrRDhET)
- 2023.11.23 [(Done) [C語言] a244. 新手訓練 ~ for + if](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJkUf_2ET)
- 2023.11.24 [(有看提示) [C語言] a799. 正值國](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rkE5JZa4a)
- 2023.11.24 [(Done) [C語言] a005. Eva 的回家作業](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJxWuVR4T)
- 2023.11.25 [(有看提示) [C語言] a034. 二進位制轉換](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1NZF-1ra)
- 2023.11.25 [(Done) [C語言] d490.我也愛偶數](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Hycn-MWHT)
- 2023.11.25 [(Done) [C語言] g779.小億老師的幸運數字](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SkdI-MWHa)
- 2023.11.25 [(有看提示) [C語言] c221.A+Bproblem(駭客
題)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ryQz6-bBp)
- 2023.11.25 [(Done) [C語言] b294.經濟大恐荒](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Hk3MU-ZS6)
- 2023.11.25 [(Done) [C語言] b558.求數列第n項](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJqLEZZBT)
- 2023.11.25 [(Done) [C語言] c379.成為出題者](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1t6MbWHa)
- 2023.11.26 [(Done) [C語言] a053.Sagit's計分程式](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Skm0yN1Sp)
- 2023.11.27 [(Done) [C語言] d049.中華民國萬歲!](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJx2JaPlSp)
- 2023.11.27 [(有看提示) [C語言] d489. 伏林的三角地](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1-iXGbrT)
- 2023.11.28 [(Done) [C語言] e343. BMI 計算](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HkA2wMzST)
- 2023.11.28 [(Done) [C語言] d827. 買鉛筆](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HyDW1rfHp)
- 2023.11.28 [(Done) [C語言] d068. 該減肥了！](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BkVugrfB6)
- 2023.11.28 [(Done) [C語言] d065. 三人行必有我師 (1 行版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJcsWBzra)
- 2023.11.28 [(Done) [C語言] d064. ㄑㄧˊ 數？](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Byxb4rMB6)
- 2023.11.28 [(Done) [C語言] d063. 0 與 1](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJrlBHzS6)
- 2023.11.28 [(有看提示) [C語言] d511. 小明的作業](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJ09BSfS6)
- 2023.11.28 [(Done) [C語言] d498. 我不說髒話](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BynVYKmBa)
- 2023.11.29 [(有看提示) [C語言] d507. 三角形的判斷](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HkY45K7S6)
- 2023.11.29 [(Done) [C語言] d485. 我愛偶數](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HyF52q7B6)
- 2023.11.29 [(Done) [C語言] d491. 我也愛偶數 (swap 版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1TR1S4ra)
- 2023.11.29 [(Done) [C語言] d461. 班際籃球賽](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1XssUNHp)
- 2023.11.29 [(Done) [C語言] d060. 還要等多久啊？](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HkThEPVrT)
- 2023.11.29 [(Done) [C語言] d067. 格瑞哥里的煩惱 (1 行版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rkQS-9ES6)
- 2023.11.29 [(Done) [C語言] d066. 上學去吧！](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Bkinw5VH6)
- 2023.11.29 [(Done) [C語言] a058. MOD3](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJzs55NHa)
- 2023.11.29 [(有看提示) [C語言] d226. 10071 - Back to High School Physics](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1xuFCNHa)
- 2023.11.29 [(Done) [C語言] d074. 電腦教室](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1iNTR4B6)
- 2023.11.30 [(Done) [C語言] d069. 格瑞哥里的煩惱 (t 行版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJxsC0VBa)
- 2023.11.30 [(Done) [C語言] d143. 11172 - Relational Operators](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1137ySS6)
- 2023.12.01 [(Done) [C語言] d786. 三、平均值](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJJqjD2Na)
- 2023.12.01 [(Done) [C語言] c004. 10812 - Beat the Spread!](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJ4k60IBT)
- 2023.12.03 [(Done) [C語言] a004. 文文的求婚](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HkjsOyvr6)
- 2023.12.03 [(Done) [C語言] d071. 格瑞哥里的煩惱 (EOF 版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJT0r1KS6)
- 2023.12.03 [(Done) [C語言] d053. 10970 - Big Chocolate](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ByCIpJFH6)
- 2023.12.03 [(Done) [C語言] d126. 一、牧场围栏](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rkrqeltBT)
- 2023.12.03 [(Done) [C語言] d070. 格瑞哥里的煩惱 (0 尾版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rkJrzxtBp)
- 2023.12.03 [(Done) [C語言] d057. 11494 - Queen](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ByvtGeYBT)
- 2023.12.03 [(Done) [C語言] d532. 文文的求婚 (三)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1vytxYSp)
- 2023.12.03 [(Done) [C語言] d072. 格瑞哥里的煩惱 (Case 版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/r1MmteYBT)
- 2023.12.03 [(Done) [C語言] b146. NOIP2004 1.不高兴的津津](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BkRs45Yra)
- 2023.12.03 [(有看提示) [C語言] b127. 會議中心（Room）](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rk31hy9H6)
- 2023.12.03 [(Done) [C語言] d984. 棄保效應](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rkkyzg9ra)
- 2023.12.03 [(Done) [C語言] c005. 10300 - Ecological Premium](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJ0d5lqSa)
- 2023.12.03 [(有看提示) [C語言] c636. 十二生肖](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/r18yy-cra)
- 2023.12.03 [(有看提示) [C語言] a215. 明明愛數數](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BklgLMcBa)
- 2023.12.04 [(Done) [C語言] d483. hello, world](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Hy1hwffSp)
- 2023.12.08 [(Done) [C語言] g496. 彗星列車 (Comet)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJX0qFk8p)
- 2023.12.08 [(Done) [C語言] j329. 絕交](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1Vhedg8a)
- 2023.12.08 [(Done) [C語言] f775. 我只是個輸出。](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJQaMOxUa)
- 2023.12.08 [(Done) [C語言] i428. 1. 巴士站牌](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJSuVde8a)
- 2023.12.08 [(有看提示) [C語言] f165. 棒棒糖事件](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BknlMKgLa)
- 2023.12.09 [(Done) [C語言] a149. 乘乘樂](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/r10uX6x8a)
- 2023.12.09 [(有看提示) [C語言] b877. 我是電視迷](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1d0QTgIa)
- 2023.12.09 [(Done) [C語言] i722. 蝸牛好蟀](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1yr2iW8T)
- 2023.12.09 [(Done) [C語言] a273. 小朋友下樓梯](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Hy8lPoWUp)
- 2023.12.09 [(Done) [C語言] a216. 數數愛明明](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJRIIj-8p)
- 2023.12.09 [(Done) [C語言] b860. 獨角蟲進化計算器](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJdMDTgLT)
- 2023.12.16 [(有看提示) [C語言] d380. 10106 - Product](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJI3wJsLT)
- 2023.12.17 [(Done) [C語言] a111. 12149 - Feynman](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rk49S93LT)
- 2023.12.17 [(有看提示) [C語言] c079. 10346 - Peter's Smokes](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SyuaGj3Lp)
- 2023.12.31 [(有看提示) [C語言] b836. kevin戀愛攻略系列題-2 說好的霸王花呢??](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S13hvchN6)
- 2024.01.01 [(Done) [C語言] e566. 10190 - Divide, But Not Quite Conquer!](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ry2l4z1Op)
- 2024.01.02 [(Done) [C語言] e976. Will You Make it?](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJ-dX3bdT)
- 2024.01.02 [(Done) [C語言] f043. 1. 小豪的回家作業 (Homework)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Sy2Bv2b_p)
- 2024.01.02 [(Done) [C語言] f925. Is CIA Today?](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJleKnZOT)
- 2024.01.02 [(Done) [C語言] h291. 月份名稱](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1fOyaZOp)
- 2024.01.03 [(Done) [C語言] a864. 4. Stellar Classification](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Sk9jaOzdT)
- 2024.01.03 [(Done) [C語言] a861. 1. Secure the Perimeter](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SkySlKMuT)
- 2024.01.03 [(Done) [C語言] b186. 97七區資訊學科1(改編)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1zfhtzOp)
- 2024.01.03 [(Done) [C語言] b187. 97七區資訊學科2(改編)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1_kpKMu6)
- 2024.01.03 [(Done) [C語言] a862. 2. My Dear Friend VIR](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1uWvYGOa)
- 2024.01.03 [(Done) [C語言] b516. 凱撒密碼-商競103](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1UgO9zO6)
- 2024.01.03 [(Done) [C語言] b681. 1. 山洞探險](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SyPQFsfuT)
- 2024.01.03 [(Done) [C語言] a307. NOIP2011 1.数字反转](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/B1UZsG7_6)
- 2024.01.04 [(Done) [C語言] b138. NOIP2005 1.陶陶摘苹果](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJ3gUh7da)
- 2024.01.08 [(有看提示) [C語言] b139. NOIP2005 2.校门外的树](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HkxFsEdYua)
- 2024.01.08 [(Done) [C語言] b330. NOIP2013 1.记数问题](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SyZtKdFOT)
- 2024.01.08 [(Done) [C語言] c290. APCS 2017-0304-1秘密差](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJnT3YFd6)
- 2024.01.08 [(Done) [C語言] d899. NOIP2010 1.数字统计](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJ5Svn7da)
- 2024.01.08 [(Done) [C語言] d559. 班號](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HyoAoqFd6)
- 2024.01.08 [(Done) [C語言] e926. 跳脫字元](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJRgziYu6)
- 2024.02.06 [(有看提示) [C語言] a011. 00494 - Kindergarten Counting Game](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/r1R19CYva)
- 2024.04.03 [(有查語法) [C語言] c726. K-I-S-S-I-N-G (一行版)](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Syu3y2YyC)
- 
### CPE一顆星選集(49題)
- 2023.10.23 [(Done) [C語言] 10055 - Hashmat the Brave Warrior](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S13MifVfa)
- 2023.10.28 [(Done) [C語言] c014. 10035 - Primary Arithmetic](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJ-4yacfT)
- 2023.10.31 [(Done) [C語言] c039. 00100 - The 3n + 1 problem](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJwNQwiGT)
- 2023.11.02 [(有看提示) [C語言] d235. 10929 - You can say 11](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SJxO4xlmp)
- 2023.11.09 [(有看提示) [C語言] a741. 10101 - Bangla Numbers](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Bk2nvEYmp)
- 2023.12.17 [(Done) [C語言] c022. 10783 - Odd Sum](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rk76s5hIp)
- 2023.12.17 [(Done) [C語言] c813. 11332 - Summing Digits](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/rJAwzj38T)
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 ## 歷屆CPE
### 2024/10/15 CPE
- 2024.10.20 [10008 What’s Cryptanalysis?](https://hackmd.io/VeHCObCqT3OLlC0gQg9l7g?edit)
- [10107: What is the Median?]
- 2025.01.12 [10110: Light, more light](https://hackmd.io/@number10101/ryX5_yZekx)
- [10539: Almost Prime Numbers]
- [10355: Superman]
- [12882: City Park]
- [1371: Period]

## Leetcode
- [(Done) [C語言] LeetCode──2235. Add Two Integers](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/SkcZCxwkC)

## 閱讀筆記
- [[C語言] Coding Style](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ByfiBFcXp)
- [[C語言] scanf 和 strlen 一起用 會發生什麼問題?](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJqabyC4p)
- [[C語言] atoi(array)和array[i]-'0’的區別](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/HJ5WV29Ip)
- [[C語言] sizeof() vs strlen()](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BkZ2rbiLT)
- [[C語言] Output of C Programs](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/ryKV3j12p)
- [[C語言] %p vs %x](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/Hk_n4EQ0a)
- [[C語言] Debugger Attach](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BJksdDNCa)
- 參考資料: [[C語言] 逗號運算子](https://hackmd.io/@pQ_ht4xxRxKiytzM9m_aKw/B1WoFZD8F)
- 參考資料((done)未開權限): [[C語言] int main(int argc, char *argv[])](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/H1p3fSs66)
## 複習式筆記:
-[<ctype.h>](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/BkBLJcA96)
-[getchar](https://hackmd.io/@4_gDiuqyRlqMkqcwMni0xw/S1EWMq09a)
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## 資源與題目清單:
1. [板橋高中資訊社](https://ic.sean.cat/)
2. . [板橋高中資訊社 題目清單 難度1](https://docs.google.com/document/d/1jOjyMrkb0Qwu3g2u6zhhaE2Z8XFb-Y2DqToGzEq1dhU/edit)
備註:[問題分類](https://ic.sean.cat/zerojudge-wen-ti-fen-lei)
2. 大同大學程式設計課/程式設計實驗課 難度1
3. [CPE一顆星選集 難度1](https://cpe.cse.nsysu.edu.tw/environment.php#starList)
4. [CPE兩顆星選集 難度2](https://par.cse.nsysu.edu.tw/~advprog/star.php)
5. [算法競賽入門經典課後習題](https://docs.google.com/document/d/1iFNsobtq--zQ4oQ5RG4XHbXvd_9PVs2vFEQRT9Mh2I4/edit?pli=1#heading=h.6fnmftmavose)
6. [CPE三顆星選集 難度3](https://par.cse.nsysu.edu.tw/~advprog/star.php)
