Use `scanf()` for formatted input
Use `getchar()` for reading a single character
Use `fgets()` for reading a line of text
Use `gets()` is unsafe and should not be used
Use `printf()` to prompt the user before input
Use `scanf(“%d”, &num);` for integers
Use `scanf(“%f”, &num);` for floating-point values
Use `scanf(“%c”, &ch);` for characters
Use `fgets(str, sizeof(str), stdin);` for strings
Use `stdin` for standard input
Use `&` to pass variable addresses to `scanf()`
Use `EOF` to detect end of input
Use `sscanf()` to read input from a string
Use `fscanf()` to read input from a file stream