class Solution:
def toLowerCase(self, str: str) -> str:
return str.lower()
977A - Wrong Subtraction | 263A - Beautiful Matrix |
180C - Letter | 151A - Soft Drinking |
1352A - Sum of Round Numbers | 281A - Word Capitalization |
1646A - Square Counting | 266A - Stones on the Table |
61A - Ultra-Fast Mathematician | 148A - Insomnia cure |
1650A - Deletions of Two Adjacent Letters | 1512A - Spy Detected |
282A - Bit++ | 69A - Young Physicist |
1651A - Playoff | 734A - Anton and Danik |
1300B - Assigning to Classes | 1647A - Madoka and Math Dad |
710A - King Moves | 1131A - Sea Battle |
118A - String Task | 236A - Boy or Girl |
271A - Beautiful Year | 520B - Two Buttons |
231A - Team | 479C - Exams |
1030A - In Search of an Easy Problem | 158A - Next Round |
71A - Way Too Long Words | 160A - Twins |