結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | Leonardone |
提出日時 | 2019-12-18 03:32:10 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,779 bytes |
コンパイル時間 | 671 ms |
コンパイル使用メモリ | 74,456 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-07 00:22:36 |
合計ジャッジ時間 | 3,069 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 | 1 ms
6,816 KB |
testcase_01 | WA | - |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,944 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 1 ms
6,940 KB |
testcase_17 | AC | 1 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,944 KB |
testcase_22 | AC | 1 ms
6,940 KB |
testcase_23 | AC | 1 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,944 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 1 ms
6,944 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 1 ms
6,940 KB |
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 | 2 ms
6,944 KB |
testcase_59 | AC | 2 ms
6,940 KB |
testcase_60 | AC | 2 ms
6,940 KB |
testcase_61 | AC | 2 ms
6,940 KB |
testcase_62 | AC | 1 ms
6,940 KB |
testcase_63 | AC | 1 ms
6,944 KB |
testcase_64 | AC | 2 ms
6,940 KB |
testcase_65 | AC | 2 ms
6,940 KB |
testcase_66 | AC | 1 ms
6,940 KB |
testcase_67 | AC | 1 ms
6,944 KB |
testcase_68 | AC | 1 ms
6,940 KB |
testcase_69 | AC | 1 ms
6,940 KB |
testcase_70 | AC | 2 ms
6,944 KB |
testcase_71 | AC | 2 ms
6,944 KB |
testcase_72 | AC | 1 ms
6,940 KB |
testcase_73 | AC | 2 ms
6,940 KB |
testcase_74 | AC | 2 ms
6,940 KB |
testcase_75 | AC | 1 ms
6,944 KB |
testcase_76 | AC | 2 ms
6,940 KB |
testcase_77 | AC | 1 ms
6,944 KB |
testcase_78 | AC | 1 ms
6,944 KB |
testcase_79 | AC | 2 ms
6,944 KB |
testcase_80 | AC | 1 ms
6,940 KB |
testcase_81 | AC | 1 ms
6,940 KB |
testcase_82 | AC | 1 ms
6,940 KB |
testcase_83 | WA | - |
testcase_84 | WA | - |
testcase_85 | WA | - |
testcase_86 | WA | - |
testcase_87 | AC | 2 ms
6,940 KB |
testcase_88 | AC | 1 ms
6,944 KB |
testcase_89 | AC | 1 ms
6,940 KB |
testcase_90 | WA | - |
testcase_91 | WA | - |
testcase_92 | AC | 2 ms
6,944 KB |
testcase_93 | AC | 2 ms
6,944 KB |
testcase_94 | WA | - |
testcase_95 | WA | - |
testcase_96 | WA | - |
testcase_97 | WA | - |
testcase_98 | WA | - |
testcase_99 | WA | - |
testcase_100 | AC | 2 ms
6,944 KB |
testcase_101 | WA | - |
testcase_102 | AC | 2 ms
6,940 KB |
testcase_103 | AC | 1 ms
6,944 KB |
testcase_104 | AC | 2 ms
6,940 KB |
testcase_105 | AC | 2 ms
6,940 KB |
testcase_106 | AC | 1 ms
6,948 KB |
testcase_107 | AC | 2 ms
6,944 KB |
testcase_108 | AC | 1 ms
6,940 KB |
testcase_109 | AC | 2 ms
6,940 KB |
testcase_110 | AC | 2 ms
6,940 KB |
testcase_111 | AC | 1 ms
6,944 KB |
testcase_112 | AC | 1 ms
6,940 KB |
testcase_113 | AC | 1 ms
6,944 KB |
testcase_114 | AC | 1 ms
6,940 KB |
testcase_115 | AC | 1 ms
6,944 KB |
testcase_116 | AC | 1 ms
6,940 KB |
testcase_117 | AC | 1 ms
6,940 KB |
testcase_118 | AC | 2 ms
6,940 KB |
testcase_119 | AC | 1 ms
6,940 KB |
testcase_120 | AC | 2 ms
6,940 KB |
testcase_121 | AC | 1 ms
6,940 KB |
testcase_122 | AC | 2 ms
6,944 KB |
testcase_123 | AC | 1 ms
6,944 KB |
testcase_124 | AC | 1 ms
6,944 KB |
ソースコード
#include <iostream> #include <cmath> #include <iomanip> using namespace std; int main() { long long a, b, c; cin >> a >> b >> c; cout << fixed << setprecision(60); if (a == 0LL) { if (b == 0LL) { if (c == 0LL) { cout << (-1) << endl; } else { cout << 0 << endl; } } else { cout << 1 << endl << (-(long double)c / (long double)b) << endl; } } else { if (b == 0LL) { if (c == 0LL) { cout << 1 << endl << 0 << endl; } else { long double e = -(long double)c / (long double)a; if (e < 0.0) { cout << 0 << endl; } else { long double x = sqrt(e); cout << 2 << endl << (-x) << endl << x << endl; } } } else { if (c == 0LL) { long double x = -(long double)b / (long double)a; cout << 2 << endl << min(x, (long double)0) << endl << max(x, (long double)0) << endl; } else { long long D = b * b - 4LL * a * c; if (D < 0LL) { cout << 0 << endl; } else if (D == 0LL) { cout << 1 << endl << (-(long double)b / (long double)a) << endl; } else if (D > 0LL) { long double y = (-(long double)b - sqrt((long double)D)) / (long double)(2LL*a); long double z = (-(long double)b + sqrt((long double)D)) / (long double)(2LL*a); cout << 2 << endl << min(y, z) << endl << max(y, z) << endl; } } } } return 0; }