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【Codeforces Round 57 (Rated for Div. 2)】Polygon for the Angle
時間 2021-01-13
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題意:給出一個角度,找出一個最小的正多邊形,使得某三個頂點連成的角等於已給角度,輸出這個正多邊形 思路:每一個正多邊形都有他的外接圓和內切圓,並且兩個圓的圓心是相同的 圓心角是圓周角的二倍,圓心角從 360/n 開始取值,一直取到(n-2)× (360/n) 注意179度是可以由360邊形構造出來的 代碼: #include <iostream> #include <cstdio> #includ
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相關文章
1.
C. Polygon for the Angle Educational Codeforces Round 57 (Rated for Div. 2)
2.
Educational Codeforces Round 57 (Rated for Div. 2)
3.
Educational Codeforces Round 49 (Rated for Div. 2) ABCD
4.
Educational Codeforces Round 67 (Rated for Div. 2)
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Educational Codeforces Round 48 (Rated for Div. 2)
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Educational Codeforces Round 83 (Rated for Div. 2)
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Educational Codeforces Round 52 (Rated for Div. 2)
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Educational Codeforces Round 51 (Rated for Div. 2) D. Bicolorings
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Educational Codeforces Round 61 (Rated for Div. 2)(題解)
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