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Given the value of a+b and ab you will have to find the value of an + bnInputThe input file contains several lines of inputs. Each line except the last ... 阅读全文
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C. Pearls in a RowThere arenpearls in a row. Let's enumerate them with integers from1tonfrom the left to the right. The pearl numberihas the typeai.Le... 阅读全文
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B. Grandfather Dovlet’s calculatorOnce Max found an electronic calculator from his grandfather Dovlet's chest. He noticed that the numbers were writte... 阅读全文
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A. Professor GukiZ's RobotProfessor GukiZ makes a new robot. The robot are in the point with coordinates(x1, y1)and should go to the point(x2, y2). In... 阅读全文