C. Polygon for the Angle Educational Codeforces Round 57 (Rated for Div. 2)

C. Polygon for the Angle 題意：給你一個角度，讓你求出存在此角度的最小正多邊形，不存在輸出-1； 題解:暴力，看代碼註釋 代碼 #include <iostream> #include <bits/stdc++.h> using namespace std; #define int double signed main(){ int t; cin>>t;

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