結果
問題 | No.105 arcの六角ボルト |
ユーザー | is_eri23 |
提出日時 | 2014-12-17 16:45:25 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 32 ms / 5,000 ms |
コード長 | 2,866 bytes |
コンパイル時間 | 1,845 ms |
コンパイル使用メモリ | 159,556 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-06-12 01:01:25 |
合計ジャッジ時間 | 2,047 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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ソースコード
#include <bits/stdc++.h> #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){} template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); } template <class T,class U> std::ostream& operator<<(std::ostream &os, std::pair<T,U> &p){ os << "(" << p.first <<", " << p.second <<")";return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; double PI; double calc(double x, double y){ double theta1 = acos(x); double theta2 = asin(y); if (theta2 < 0) { theta1 += 2 * (PI - theta1); } return 180 * theta1 / PI; } int main() { cin.tie(0); ios_base::sync_with_stdio(0); int T; cin >> T; PI = acos(-1); while(T--){ double X,Y; bool flag = false; rep(i,6){ cin >> X >> Y; if(flag){ continue; } X = ((ll) (X / 1e-12)) * 1e-12; Y = ((ll) (Y / 1e-12)) * 1e-12; if (abs(Y) < 1e-12) { cout << fixed << setprecision(17) << 0.0 << endl; flag = true; continue; } double deg = calc(X,Y); if (0 <= deg && deg <= 50) { flag = true; cout << fixed << setprecision(17) << deg << endl; } } } return 0; }