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Red – black trees, like all binary search trees, allow efficient in-order traversal ( that is: in the order Left – Root – Right ) of their elements.
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Red and –
* Around 980 – 982, Eric the Red discovered Greenland, geographically and geologically a part of the Americas.
* 1945 – The Red Army begins the final assault on German forces around Berlin, with nearly one million troops fighting in the Battle of the Seelow Heights.
* 2001 – The Red Cross announces that a famine is striking Tajikistan, and calls for international financial aid for Tajikistan and Uzbekistan.
* 1977 – The Red Army Faction trial ends, with Andreas Baader, Gudrun Ensslin and Jan-Carl Raspe found guilty of four counts of murder and more than 30 counts of attempted murder.
* 1986 – The United States Navy aircraft carrier becomes the first nuclear-powered aircraft carrier to transit the Suez Canal, navigating from the Red Sea to the Mediterranean Sea to relieve the.
* 1954 – Red Scare: Witnesses begin testifying and live television coverage of the Army-McCarthy Hearings begins.
* 1972 – Actor Charlie Chaplin returns to the United States for the first time since being labeled a communist during the Red Scare in the early 1950s.
* 1813 – Creek War – Fort Mims massacre: Creek " Red Sticks " kill over 500 settlers ( including over 250 armed militia ) in Fort Mims, north of Mobile, Alabama.
* 1941 – World War II: The Battle of Smolensk concludes with Germany capturing about 300, 000 Soviet Red Army prisoners.
* 2007 – Estonian authorities remove the Bronze Soldier, a Soviet Red Army war memorial in Tallinn, amid political controversy with Russia.
* 1975 – The Japanese Red Army takes more than 50 hostages at the AIA Building housing several embassies in Kuala Lumpur, Malaysia.
The Ababda or Ababde – the Gebadei of Pliny, and possibly the Troglodytes of other classical writers – are nomads living in the area between the Nile and the Red Sea, in the vicinity of Aswan in Egypt.
* 1918 – World War I: German fighter ace Manfred von Richthofen, known as " The Red Baron ", is shot down and killed over Vaux-sur-Somme in France.
* 1979 – Red River Valley Tornado Outbreak: A tornado lands in Wichita Falls, Texas killing 42 people.
* 1977 – German Federal prosecutor Siegfried Buback and his driver are shot by two Red Army Faction members while waiting at a red light.
Red brass is also an alternative name for copper alloy C23000, which is composed of 14 – 16 % zinc, 0. 05 % iron and lead, and the remainder copper.
Red and black
American black bear, racking horse, Yellow-shafted Flicker, wild turkey, Atlantic tarpon, largemouth bass, Southern Longleaf Pine, Eastern tiger swallowtail, Monarch butterfly, Alabama red-bellied turtle, Red Hills salamander, camellia, oak-leaf hydrangea, peach, pecan, and blackberry are Alabama's state symbols.
In the center of the helmet was a center black stripe surrounded by 2 gold stripes and 2 white stripes, These colors represented the two college rival schools in the state of Georgia ; rival schools Georgia Tech Yellow Jackets ( White and Gold ) and the Georgia Bulldogs ( Red and Black ) Although the gold was later taken out, the white remains to this day.
This name, based on the black colour of his cassock, was used to suggest a parallel between him and the " White Pope " ( since the time of Pope Pius V the Popes dresses in white ) and the Cardinal Prefect of the Congregation for the Evangelization of Peoples ( formerly called the Sacred Congregation for the Propagation of the Faith ), whose red cardinal's cassock gave him the name of the " Red Pope " in view of the authority over all territories that were not considered in some way Catholic.
The Kuru kingdom corresponds to the Black and Red Ware and Painted Grey Ware cultures and to the beginning of the Iron Age in South Asia, around 1000 BCE, as well as with the composition of the Atharvaveda, the first Vedic text to mention iron, as, literally " black metal.
Red – black trees are also particularly valuable in functional programming, where they are one of the most common persistent data structures, used to construct associative arrays and sets which can retain previous versions after mutations.
Red – black trees can be made isometric to either 2-3 trees, or 2-4 trees, for any sequence of operations.
Red arrows show where optional aerobraking can be performed in that particular direction, black numbers give delta-v in km / s that apply in either direction.
When Pumpsie Green became the first black player on the Boston Red Sox in 1959 — the last major league team to integrate its team — Williams openly welcomed Green.
) Alice suddenly awakes in her armchair to find herself holding the black kitten, whom she deduces to have been the Red Queen all along, with the white kitten having been the White Queen.
The Red Sea Sharks has been criticised for stereotypical portrayal of Africans ; although obviously good-hearted, the black characters are shown as being somewhat simple.
The title track was a protest against nuclear proliferation and became his first top ten hit in countries outside the U. S. Prince's " Little Red Corvette " was one of the first two videos by a black artist played in heavy rotation on MTV, along with Michael Jackson's " Billie Jean ".
The northern face of the totem was white ( hence White Russia ), the western face was red ( hence Chervona ( Red ) Rus ), the southern face was black and the eastern green ( hence Zelenyj klyn ).
The Green Lantern corps, along with the other six corps ( The Sinestro Corps, the Red Lantern Corps, The Indigo Tribe, The Blue Lantern Corps, The Orange Lantern corps, and the Star Sapphires ), fight the black lanterns to regain safety and order in the universe.
She joined actor Clarence Muse, one of the earliest black members of the Screen Actors Guild, for an NBC radio broadcast to raise funds for Red Cross relief programs for Americans, who had been displaced by devastating floods.
A contemporary report by the U. S. military documented the three white fatalities and 105 black victims by name, with 15-20 unidentified blacks found in the Red River.
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