結果

問題 No.955 ax^2+bx+c=0
ユーザー 👑 hos.lyrichos.lyric
提出日時 2019-12-18 02:49:43
言語 D
(dmd 2.107.1)
結果
RE  
実行時間 -
コード長 2,123 bytes
コンパイル時間 2,478 ms
コンパイル使用メモリ 166,440 KB
実行使用メモリ 4,504 KB
最終ジャッジ日時 2023-09-04 04:11:12
合計ジャッジ時間 6,510 ms
ジャッジサーバーID
（参考情報） 		judge11 / judge14
このコードへのチャレンジ（β）

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 RE -
testcase_01 AC 1 ms
4,376 KB
testcase_02 AC 2 ms
4,380 KB
testcase_03 AC 2 ms
4,380 KB
testcase_04 AC 2 ms
4,380 KB
testcase_05 AC 2 ms
4,380 KB
testcase_06 AC 1 ms
4,376 KB
testcase_07 AC 1 ms
4,380 KB
testcase_08 AC 2 ms
4,380 KB
testcase_09 AC 2 ms
4,380 KB
testcase_10 AC 2 ms
4,376 KB
testcase_11 AC 1 ms
4,376 KB
testcase_12 AC 1 ms
4,376 KB
testcase_13 AC 1 ms
4,380 KB
testcase_14 AC 1 ms
4,376 KB
testcase_15 AC 2 ms
4,380 KB
testcase_16 AC 1 ms
4,376 KB
testcase_17 AC 2 ms
4,380 KB
testcase_18 AC 1 ms
4,376 KB
testcase_19 AC 1 ms
4,376 KB
testcase_20 AC 2 ms
4,376 KB
testcase_21 AC 2 ms
4,376 KB
testcase_22 AC 1 ms
4,380 KB
testcase_23 AC 1 ms
4,376 KB
testcase_24 AC 1 ms
4,380 KB
testcase_25 AC 1 ms
4,376 KB
testcase_26 AC 2 ms
4,376 KB
testcase_27 AC 2 ms
4,376 KB
testcase_28 AC 1 ms
4,376 KB
testcase_29 AC 2 ms
4,376 KB
testcase_30 AC 2 ms
4,380 KB
testcase_31 AC 1 ms
4,380 KB
testcase_32 AC 2 ms
4,376 KB
testcase_33 AC 1 ms
4,376 KB
testcase_34 RE -
testcase_35 RE -
testcase_36 RE -
testcase_37 RE -
testcase_38 RE -
testcase_39 RE -
testcase_40 RE -
testcase_41 RE -
testcase_42 RE -
testcase_43 RE -
testcase_44 RE -
testcase_45 RE -
testcase_46 RE -
testcase_47 RE -
testcase_48 RE -
testcase_49 RE -
testcase_50 RE -
testcase_51 RE -
testcase_52 RE -
testcase_53 RE -
testcase_54 RE -
testcase_55 RE -
testcase_56 RE -
testcase_57 RE -
testcase_58 RE -
testcase_59 RE -
testcase_60 AC 1 ms
4,380 KB
testcase_61 AC 2 ms
4,376 KB
testcase_62 RE -
testcase_63 RE -
testcase_64 AC 1 ms
4,376 KB
testcase_65 RE -
testcase_66 AC 2 ms
4,376 KB
testcase_67 RE -
testcase_68 AC 1 ms
4,376 KB
testcase_69 RE -
testcase_70 RE -
testcase_71 AC 2 ms
4,376 KB
testcase_72 AC 1 ms
4,380 KB
testcase_73 RE -
testcase_74 RE -
testcase_75 AC 1 ms
4,380 KB
testcase_76 AC 1 ms
4,380 KB
testcase_77 RE -
testcase_78 RE -
testcase_79 RE -
testcase_80 AC 1 ms
4,376 KB
testcase_81 RE -
testcase_82 AC 2 ms
4,376 KB
testcase_83 AC 1 ms
4,376 KB
testcase_84 AC 2 ms
4,380 KB
testcase_85 AC 1 ms
4,380 KB
testcase_86 AC 1 ms
4,376 KB
testcase_87 AC 1 ms
4,380 KB
testcase_88 AC 2 ms
4,376 KB
testcase_89 AC 1 ms
4,376 KB
testcase_90 AC 2 ms
4,376 KB
testcase_91 AC 1 ms
4,380 KB
testcase_92 AC 2 ms
4,376 KB
testcase_93 AC 1 ms
4,380 KB
testcase_94 AC 2 ms
4,376 KB
testcase_95 AC 1 ms
4,376 KB
testcase_96 AC 2 ms
4,380 KB
testcase_97 AC 2 ms
4,380 KB
testcase_98 AC 1 ms
4,380 KB
testcase_99 AC 1 ms
4,376 KB
testcase_100 AC 2 ms
4,380 KB
testcase_101 AC 1 ms
4,380 KB
testcase_102 AC 2 ms
4,376 KB
testcase_103 AC 2 ms
4,376 KB
testcase_104 AC 1 ms
4,380 KB
testcase_105 AC 2 ms
4,380 KB
testcase_106 AC 1 ms
4,376 KB
testcase_107 AC 2 ms
4,380 KB
testcase_108 AC 1 ms
4,380 KB
testcase_109 AC 2 ms
4,376 KB
testcase_110 AC 1 ms
4,380 KB
testcase_111 AC 1 ms
4,380 KB
testcase_112 AC 1 ms
4,380 KB
testcase_113 AC 1 ms
4,376 KB
testcase_114 AC 1 ms
4,380 KB
testcase_115 AC 2 ms
4,376 KB
testcase_116 AC 1 ms
4,376 KB
testcase_117 AC 1 ms
4,376 KB
testcase_118 AC 1 ms
4,380 KB
testcase_119 AC 1 ms
4,380 KB
testcase_120 AC 2 ms
4,380 KB
testcase_121 AC 1 ms
4,376 KB
testcase_122 RE -
testcase_123 RE -
testcase_124 RE -
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.d(36): Warning: statement is not reachable
Main.d(37): Warning: statement is not reachable
Main.d(38): Warning: statement is not reachable
Main.d(39): Warning: statement is not reachable
Main.d(40): Warning: statement is not reachable
Main.d(41): Warning: statement is not reachable
Main.d(42): Warning: statement is not reachable
Main.d(43): Warning: statement is not reachable
Main.d(36): Warning: statement is not reachable
Main.d(37): Warning: statement is not reachable
Main.d(38): Warning: statement is not reachable
Main.d(39): Warning: statement is not reachable
Main.d(40): Warning: statement is not reachable
Main.d(41): Warning: statement is not reachable
Main.d(42): Warning: statement is not reachable
Main.d(43): Warning: statement is not reachable

ソースコード

diff # 

import std.conv, std.functional, std.range, std.stdio, std.string;
import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons;
import core.bitop;

class EOFException : Throwable { this() { super("EOF"); } }
string[] tokens;
string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; }
int readInt() { return readToken.to!int; }
long readLong() { return readToken.to!long; }
real readReal() { return readToken.to!real; }

bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } }
bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } }

int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; }
int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); }
int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); }




void main() {
  try {
    for (; ; ) {
      const A = readLong();
      const B = readLong();
      const C = readLong();
      const a = cast(real)(A);
      const b = cast(real)(B);
      const c = cast(real)(C);
      
      if (A != 0) {
        const D = B * B - 4 * A * C;
        if (D > 0) {
{import core.stdc.stdlib;exit(1);}
          const d = sqrt(cast(real)(D));
          real[] ts;
          ts ~= (-b - d) / (2.0L * a);
          ts ~= (-b + d) / (2.0L * a);
          ts.sort;
          writeln(2);
          writefln("%.15f", ts[0]);
          writefln("%.15f", ts[1]);
        } else if (D == 0) {
          writeln(1);
          writefln("%.15f", -b / (2.0L * a));
        } else {
          writeln(0);
        }
      } else if (B != 0) {
        writeln(1);
        writefln("%.15f", -c / b);
      } else if (C != 0) {
        writeln(0);
      } else {
        writeln(-1);
      }
    }
  } catch (EOFException e) {
  }
}
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