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The missionaries and cannibals problem, and the closely related jealous husbands problem, are classic river-crossing logic puzzles. [1] The missionaries and cannibals problem is a well-known toy problem in artificial intelligence, where it was used by Saul Amarel as an example of problem representation. [2] [3]
Wolf, goat and cabbage problem. Illuminated illustration depicting the wolf, goat and cabbage problem in the Ormesby Psalter, dating to 1250–1330. The wolf, goat and cabbage problem is a river crossing puzzle. It dates back to at least the 9th century, [1] and has entered the folklore of several cultures. [2] [3]
The two solutions with the vertical axis denoting time, s the start, f the finish and T the torch. The bridge and torch problem (also known as The Midnight Train [1] and Dangerous crossing [2]) is a logic puzzle that deals with four people, a bridge and a torch. It is in the category of river crossing puzzles, where a number of objects must ...
River crossing puzzle. A river crossing puzzle is a type of puzzle in which the object is to carry items from one river bank to another, usually in the fewest trips. The difficulty of the puzzle may arise from restrictions on which or how many items can be transported at the same time, or which or how many items may be safely left together. [1]
Origin. "Crossing the river by touching the stones" is a slogan initially put forward by Chen Yun, one of the leaders of the Chinese Communist Party. [5] It was originally coined at the administrative meeting of the State Council of the Central People's Government on April 7, 1950, where Chen Yun pointed out: price rise was not good, fall was ...
Xiangqi ( Chinese: 象棋; pinyin: xiàngqí; Wade–Giles: Hsiang ch'i; English: / ˈʃɑːŋtʃi / ), commonly known as Chinese chess or elephant chess, is a strategy board game for two players. It is the most popular board game in China. Xiangqi is in the same family of games as shogi, janggi, Western chess, chaturanga, and Indian chess.
Frogger [a] is a 1981 arcade action game developed by Konami and published by Sega. [5] In North America, it was distributed by Sega/Gremlin. The object of the game is to direct five frogs to their homes by dodging traffic on a busy road, then crossing a river by jumping on floating logs and alligators.
The bridge’s last inspection in 2022 rated it “fair.”. In 2023, it carried 2,609,703 vehicles across the Delaware River. That same year, commission bridge monitors turned away more than ...