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A red–black tree is a special type of binary search tree, used in computer science to organize pieces of comparable data, such as text fragments or numbers (as e.g. the numbers in figures 1 and 2).
Red/black box. The red/black concept, sometimes called the red–black architecture [1] or red/black engineering, [2] [3] refers to the careful segregation in cryptographic systems of signals that contain sensitive or classified plaintext information ( red signals) from those that carry encrypted information, or ciphertext ( black signals ).
This is a list of flags of states, territories, former, and other geographic entities (plus a few non-geographic flags) sorted by their combinations of dominant colors. Flags emblazoned with seals, coats of arms, and other multicolored emblems are sorted only by their color fields. The color of text is almost entirely ignored.
Brown colors are dark or muted shades of reds, oranges, and yellows on the RGB and CMYK color schemes. In practice, browns are created by mixing two complementary colors from the RYB color scheme (combining all three primary colors). In theory, such combinations should produce black, but produce brown because most commercially available blue ...
The Reichsbanner Schwarz-Rot-Gold ( German: [ˈʁaɪçsˌbanɐ ˈʃvaʁts ˈʁoːt ˈɡɔlt], "Black, Red, [and] Gold Banner of the Reich ") was an organization in Germany during the Weimar Republic with the goal to defend German parliamentary democracy against internal subversion and extremism from the left and right and to compel the population to respect and honor the new Republic's flag ...
A mnemonic which includes color name (s) generally reduces the chances of confusing black and brown. Some mnemonics that are easy to remember: B eetle B ailey R uns O ver Y our G eneral B efore V ery G ood W itnesses. B each B ums R arely O ffer Y ou G atorade B ut V ery G ood W ater. B etter B e R ight O r Y our G reat B ig V acation G oes W ...
The Pan-African flag (also known as the Afro-American flag, Black Liberation flag, UNIA flag, and various other names) is an ethnic flag representing pan-Africanism, the African diaspora, and/or black nationalism. [1] [2] [3] A tri-color flag, it consists of three equal horizontal bands of (from top down) red, black, and green.
Five Black Categories. The "Five Black Categories" ( Chinese: 黑五类; pinyin: Hēiwǔlèi) were classifications of political identity defined during the period of the Chinese Cultural Revolution (1966–1976) in the People's Republic of China by Mao Zedong, who ordained that people in these groups should be considered enemies of the Revolution.