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C. Tennis Championship time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Famous Brazil cit 阅读全文
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Solve the equation:p ∗ e ^−x + q ∗ sin(x) + r ∗ cos(x) + s ∗ tan(x) + t ∗ x ^2 + u = 02 + u = 0where 0 ≤ x ≤ 1.InputInput consists of multiple test ca 阅读全文
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A palindrome is a word, number, or phrase that reads the same forwards as backwards. For example,the name “anna” is a palindrome. Numbers can also be 阅读全文
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It has been said that a watch that is stopped keeps better time than one that loses 1 second per day.The one that is stopped reads the correct time tw 阅读全文