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Description In a k bit 2's complement number, where the bits are indexed from 0 to k-1, the weight of the most significant bit (i.e., in position k-1) 阅读全文
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Description The 2D-Nim board game is played on a grid, with pieces on the grid points. On each move, a player may remove any positive number of contig 阅读全文
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Description Nahid Khaleh decides to invite the kids of the "Shahr-e Ghashang" to her wedding anniversary. She wants to prepare a square-shaped chocola 阅读全文
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Description A single positive integer i is given. Write a program to find the digit located in the position i in the sequence of number groups S1S2... 阅读全文
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Description We have received an order from Pizoor Communications Inc. for a special communication system. The system consists of several devices. For 阅读全文
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Description A factory produces products packed in square packets of the same height h and of the sizes 1*1, 2*2, 3*3, 4*4, 5*5, 6*6. These products ar 阅读全文
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Description "Kronecker's Knumbers" is a little company that manufactures plastic digits for use in signs (theater marquees, gas station price displays 阅读全文