結果

問題 No.105 arcの六角ボルト
ユーザー kei
提出日時 2018-05-08 23:51:13
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 38 ms / 5,000 ms
コード長 1,805 bytes
コンパイル時間 1,525 ms
コンパイル使用メモリ 167,588 KB
実行使用メモリ 6,816 KB
最終ジャッジ日時 2024-06-28 02:34:48
合計ジャッジ時間 2,270 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 1
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function 'double solve()':
main.cpp:34:16: warning: 'Y' may be used uninitialized [-Wmaybe-uninitialized]
   34 |     res = atan2(Y,X)/pi*180;
      |           ~~~~~^~~~~
main.cpp:27:14: note: 'Y' was declared here
   27 |     double X,Y;
      |              ^
main.cpp:34:16: warning: 'X' may be used uninitialized [-Wmaybe-uninitialized]
   34 |     res = atan2(Y,X)/pi*180;
      |           ~~~~~^~~~~
main.cpp:27:12: note: 'X' was declared here
   27 |     double X,Y;
      |            ^

ソースコード

diff #
プレゼンテーションモードにする

#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int INF = 1e9;
const ll LINF = 1e18;
template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; }
template<class T> ostream& operator << (ostream& out,const vector<T> V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " "
    ;} return out; }
template<class T> ostream& operator << (ostream& out,const vector<vector<T> > Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out 
    << Mat[i];} return out; }
template<class S,class T> ostream& operator << (ostream& out,const map<S,T> mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out << 
    it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; }
/*
 <url:https://yukicoder.me/problems/no/105>
 問題文============================================================
 =================================================================
 解説=============================================================
 ================================================================
 */
const double pi = acos(-1.0);
const double eps = 1e-12;
double solve(){
    double res = 0;
    
    double C = cos(pi*50/180),S = sin(pi*50/180);
    double X,Y;
    for(int i = 0; i < 6;i++){
        double x,y; cin >> x >> y;
        if(C + eps <= x && -eps <= y && y <= S + eps){
            X = x; Y = y;
        }
    }
    res = atan2(Y,X)/pi*180;
    return res;
}
int main(void) {
    cin.tie(0); ios_base::sync_with_stdio(false);
    ll T; cin >> T;
    while(T--){
        cout << fixed << setprecision(12) << solve() << endl;
    }
    return 0;
}
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