Find Armstrong number

mod operator sample % C language

how many digits in the integer are 9s

If..else statement

intersection 集合中的交集

Union 集合中的聯集

addition of fraction 分數加法

Generate random number C language 亂數產生

Static C language 靜態區域陣列及自動區域陣列

identify file type(find null in string)判斷檔案檔名

Basic Bubble Sort method陣列排序

Binary Search

Sieve of Eratosthenes 埃拉托斯特尼篩法

linear search 線性搜索

Pointer

Dec to Binary conversion using displayMask

Logical Operator in C

Odd Sum