1 5dc21454 2023-07-14 jrmu /*
2 5dc21454 2023-07-14 jrmu  * 2-10. Rewrite the function lower, which converts upper case letters to lower case, with a condition expression instead of if-else.
3 5dc21454 2023-07-14 jrmu  */
4 5dc21454 2023-07-14 jrmu 
5 5dc21454 2023-07-14 jrmu int lower(int c)
6 5dc21454 2023-07-14 jrmu {
7 5dc21454 2023-07-14 jrmu 	return (c >= 'A' && c <= 'Z') ? c + 'a' - 'A' : c;
8 5dc21454 2023-07-14 jrmu }