leetcode Question 42: Letter Combinations of a Phone Number. Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the telephone buttons) is given below.
The Battle of the Little Bighorn, known to the Lakota and other Plains Indians as the Battle of the Greasy Grass and commonly referred to as Custer's Last Stand, was an armed engagement between combined forces of the Lakota, Northern Cheyenne, and Arapaho tribes and the 7th Cavalry Regiment of the United States Army.
Naval bombardment of Fort Henry. Outcome: Union Victory. Casualties: Union: 40 | Confederate: 80. Fort Henry Summary: The Battle of Fort Henry was the first significant Union victory of the American Civil War. Brigadier General Ulysses S. Grantâs success here, along with his victory at Fort Donelson, paved the way for the Union to capture Nashville, Tennessee near the end of February.