結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | aajisaka |
提出日時 | 2019-12-18 03:36:16 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,023 bytes |
コンパイル時間 | 1,396 ms |
コンパイル使用メモリ | 169,584 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-07 00:23:14 |
合計ジャッジ時間 | 3,655 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | WA | - |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 1 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 1 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 1 ms
5,376 KB |
testcase_23 | AC | 1 ms
5,376 KB |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | WA | - |
testcase_49 | WA | - |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | AC | 1 ms
5,376 KB |
testcase_59 | AC | 2 ms
5,376 KB |
testcase_60 | AC | 2 ms
5,376 KB |
testcase_61 | AC | 1 ms
5,376 KB |
testcase_62 | AC | 1 ms
5,376 KB |
testcase_63 | AC | 2 ms
5,376 KB |
testcase_64 | AC | 2 ms
5,376 KB |
testcase_65 | AC | 2 ms
5,376 KB |
testcase_66 | AC | 1 ms
5,376 KB |
testcase_67 | AC | 2 ms
5,376 KB |
testcase_68 | AC | 1 ms
5,376 KB |
testcase_69 | AC | 1 ms
5,376 KB |
testcase_70 | AC | 1 ms
5,376 KB |
testcase_71 | AC | 1 ms
5,376 KB |
testcase_72 | AC | 2 ms
5,376 KB |
testcase_73 | AC | 2 ms
5,376 KB |
testcase_74 | AC | 2 ms
5,376 KB |
testcase_75 | AC | 2 ms
5,376 KB |
testcase_76 | AC | 1 ms
5,376 KB |
testcase_77 | AC | 1 ms
5,376 KB |
testcase_78 | AC | 2 ms
5,376 KB |
testcase_79 | AC | 2 ms
5,376 KB |
testcase_80 | AC | 2 ms
5,376 KB |
testcase_81 | AC | 1 ms
5,376 KB |
testcase_82 | WA | - |
testcase_83 | WA | - |
testcase_84 | WA | - |
testcase_85 | WA | - |
testcase_86 | WA | - |
testcase_87 | WA | - |
testcase_88 | WA | - |
testcase_89 | WA | - |
testcase_90 | WA | - |
testcase_91 | WA | - |
testcase_92 | AC | 1 ms
5,376 KB |
testcase_93 | AC | 1 ms
5,376 KB |
testcase_94 | WA | - |
testcase_95 | WA | - |
testcase_96 | WA | - |
testcase_97 | WA | - |
testcase_98 | WA | - |
testcase_99 | WA | - |
testcase_100 | AC | 2 ms
5,376 KB |
testcase_101 | WA | - |
testcase_102 | AC | 1 ms
5,376 KB |
testcase_103 | AC | 2 ms
5,376 KB |
testcase_104 | AC | 1 ms
5,376 KB |
testcase_105 | AC | 1 ms
5,376 KB |
testcase_106 | AC | 1 ms
5,376 KB |
testcase_107 | AC | 1 ms
5,376 KB |
testcase_108 | AC | 1 ms
5,376 KB |
testcase_109 | AC | 1 ms
5,376 KB |
testcase_110 | AC | 2 ms
5,376 KB |
testcase_111 | AC | 2 ms
5,376 KB |
testcase_112 | AC | 2 ms
5,376 KB |
testcase_113 | AC | 1 ms
5,376 KB |
testcase_114 | AC | 1 ms
5,376 KB |
testcase_115 | AC | 2 ms
5,376 KB |
testcase_116 | AC | 2 ms
5,376 KB |
testcase_117 | AC | 2 ms
5,376 KB |
testcase_118 | AC | 1 ms
5,376 KB |
testcase_119 | AC | 2 ms
5,376 KB |
testcase_120 | AC | 2 ms
5,376 KB |
testcase_121 | AC | 1 ms
5,376 KB |
testcase_122 | WA | - |
testcase_123 | AC | 2 ms
5,376 KB |
testcase_124 | AC | 2 ms
5,376 KB |
ソースコード
/** * code generated by JHelper * More info: https://github.com/AlexeyDmitriev/JHelper * @author aajisaka */ #include<bits/stdc++.h> using namespace std; void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << " " << to_string(H); debug_out(T...); } #ifdef LOCAL #define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__) #else #define debug(...) 42 #endif #define SPEED ios_base::sync_with_stdio(false);cin.tie(nullptr) #define rep(i,n) for(int i=0; i<(int)(n); i++) #define all(v) v.begin(), v.end() template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } using ll = long long; using P = pair<ll, ll>; constexpr double PI = 3.14159265358979323846; mt19937_64 engine(chrono::steady_clock::now().time_since_epoch().count()); class ax { public: void solve(istream& cin, ostream& cout) { SPEED; cout << setprecision(16) << fixed; ll a, b, c; cin >> a >> b >> c; long double la = a; long double lb = b; long double lc = c; if (a==0) { if (b==0) { if (c==0) { cout << -1 << endl; } else { cout << 0 << endl; } } else { cout << 1 << endl; cout << -lc/lb << endl; } } else { auto det = b*b-4*a*c; if (det > 0) { auto ans = -lb/(2*la); auto ans2 = abs(sqrt(det)/(2*la)); cout << 2 << endl; cout << ans-ans2 << endl; cout << ans+ans2 << endl; } else if (det == 0) { auto ans = -lb/(2*la); cout << 2 << endl; cout << ans << endl; } else { cout << 0 << endl; } } } }; signed main() { ax solver; std::istream& in(std::cin); std::ostream& out(std::cout); solver.solve(in, out); return 0; }