結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | k_6101 |
提出日時 | 2019-12-21 14:53:34 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,459 bytes |
コンパイル時間 | 2,661 ms |
コンパイル使用メモリ | 93,800 KB |
実行使用メモリ | 41,944 KB |
最終ジャッジ日時 | 2024-07-19 09:22:33 |
合計ジャッジ時間 | 22,665 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 128 ms
41,296 KB |
testcase_01 | AC | 122 ms
40,664 KB |
testcase_02 | AC | 126 ms
41,204 KB |
testcase_03 | AC | 127 ms
41,044 KB |
testcase_04 | AC | 128 ms
41,080 KB |
testcase_05 | AC | 128 ms
41,328 KB |
testcase_06 | AC | 129 ms
41,244 KB |
testcase_07 | AC | 128 ms
41,184 KB |
testcase_08 | AC | 129 ms
40,996 KB |
testcase_09 | AC | 128 ms
41,396 KB |
testcase_10 | AC | 128 ms
41,280 KB |
testcase_11 | AC | 129 ms
40,928 KB |
testcase_12 | AC | 127 ms
41,064 KB |
testcase_13 | AC | 112 ms
40,324 KB |
testcase_14 | AC | 127 ms
41,240 KB |
testcase_15 | AC | 130 ms
41,276 KB |
testcase_16 | AC | 131 ms
41,216 KB |
testcase_17 | AC | 129 ms
41,284 KB |
testcase_18 | AC | 129 ms
41,124 KB |
testcase_19 | AC | 126 ms
41,156 KB |
testcase_20 | AC | 129 ms
41,048 KB |
testcase_21 | AC | 129 ms
41,148 KB |
testcase_22 | AC | 129 ms
41,172 KB |
testcase_23 | AC | 131 ms
41,200 KB |
testcase_24 | AC | 130 ms
41,056 KB |
testcase_25 | AC | 127 ms
41,392 KB |
testcase_26 | AC | 127 ms
40,932 KB |
testcase_27 | AC | 127 ms
41,052 KB |
testcase_28 | AC | 128 ms
41,112 KB |
testcase_29 | AC | 127 ms
41,364 KB |
testcase_30 | AC | 116 ms
40,032 KB |
testcase_31 | AC | 128 ms
41,196 KB |
testcase_32 | AC | 128 ms
41,100 KB |
testcase_33 | AC | 126 ms
41,008 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 | 133 ms
41,260 KB |
testcase_59 | WA | - |
testcase_60 | AC | 129 ms
41,184 KB |
testcase_61 | AC | 128 ms
41,564 KB |
testcase_62 | AC | 134 ms
41,192 KB |
testcase_63 | WA | - |
testcase_64 | AC | 134 ms
41,132 KB |
testcase_65 | WA | - |
testcase_66 | AC | 126 ms
41,056 KB |
testcase_67 | AC | 128 ms
41,396 KB |
testcase_68 | AC | 129 ms
40,928 KB |
testcase_69 | AC | 127 ms
41,188 KB |
testcase_70 | WA | - |
testcase_71 | AC | 126 ms
41,052 KB |
testcase_72 | AC | 127 ms
40,852 KB |
testcase_73 | AC | 128 ms
41,404 KB |
testcase_74 | AC | 127 ms
41,468 KB |
testcase_75 | AC | 124 ms
41,008 KB |
testcase_76 | AC | 115 ms
40,444 KB |
testcase_77 | WA | - |
testcase_78 | WA | - |
testcase_79 | WA | - |
testcase_80 | AC | 127 ms
41,328 KB |
testcase_81 | AC | 129 ms
41,300 KB |
testcase_82 | AC | 127 ms
41,324 KB |
testcase_83 | AC | 127 ms
41,312 KB |
testcase_84 | AC | 130 ms
41,244 KB |
testcase_85 | AC | 131 ms
41,348 KB |
testcase_86 | AC | 131 ms
40,992 KB |
testcase_87 | AC | 128 ms
40,940 KB |
testcase_88 | AC | 127 ms
41,184 KB |
testcase_89 | AC | 127 ms
41,312 KB |
testcase_90 | AC | 115 ms
40,196 KB |
testcase_91 | AC | 128 ms
41,460 KB |
testcase_92 | AC | 125 ms
41,416 KB |
testcase_93 | AC | 127 ms
40,948 KB |
testcase_94 | AC | 128 ms
41,064 KB |
testcase_95 | AC | 127 ms
40,932 KB |
testcase_96 | AC | 127 ms
41,156 KB |
testcase_97 | AC | 129 ms
41,216 KB |
testcase_98 | AC | 130 ms
41,052 KB |
testcase_99 | AC | 116 ms
40,072 KB |
testcase_100 | AC | 127 ms
41,056 KB |
testcase_101 | AC | 125 ms
41,480 KB |
testcase_102 | WA | - |
testcase_103 | WA | - |
testcase_104 | WA | - |
testcase_105 | WA | - |
testcase_106 | WA | - |
testcase_107 | WA | - |
testcase_108 | WA | - |
testcase_109 | WA | - |
testcase_110 | WA | - |
testcase_111 | WA | - |
testcase_112 | WA | - |
testcase_113 | WA | - |
testcase_114 | WA | - |
testcase_115 | WA | - |
testcase_116 | WA | - |
testcase_117 | WA | - |
testcase_118 | WA | - |
testcase_119 | WA | - |
testcase_120 | WA | - |
testcase_121 | WA | - |
testcase_122 | WA | - |
testcase_123 | AC | 130 ms
41,312 KB |
testcase_124 | WA | - |
ソースコード
import java.io.InputStream; import java.io.PrintWriter; import java.lang.reflect.Array; import java.math.BigDecimal; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.PriorityQueue; import java.util.Queue; import java.util.Scanner; import java.util.Set; import java.util.Stack; import java.util.TreeMap; import java.util.TreeSet; import static java.util.Comparator.*; public class Main { public static void main(String[] args) { PrintWriter out = new PrintWriter(System.out); Solver solver = new Solver(System.in, out); solver.solve(); out.close(); } } class Solver { Scanner sc; PrintWriter out; public Solver(InputStream in, PrintWriter out) { sc = new Scanner(in); this.out = out; } // ================================================================== public void solve() { long A = Long.parseLong(sc.next()); long B = Long.parseLong(sc.next()); long C = Long.parseLong(sc.next()); if(A == 0 && B == 0) { if(C == 0) out.println(-1); else out.println(0); } else if(A == 0) { out.println(1); out.println(String.format("%.14f", (double)C/B)); } else if(B == 0) { if(C == 0) { out.println(1); out.println(0); } else if((long)A * C < 0) { out.println(0); } else { double X = Math.sqrt((double)C*-1/A); out.println(2); out.println("-" + String.format("%.14f", X)); out.println(String.format("%.14f", X)); } } else if(C == 0) { out.println(2); if(B > 0) { out.println(String.format("%.14f", (double)B * -1 / A)); out.println(0); } else { out.println(0); out.println(String.format("%.14f", (double)B * -1 / A)); } } else if((B*B - 4*A*C) < 0) { out.println(0); } else { double wk = Math.sqrt(B*B - 4*A*C); if(wk == 0) { out.println(1); out.println(String.format("%.14f", ((double)B * -1) / A / 2)); } else { out.println(2); out.println(String.format("%.14f", ((double)B * -1 - wk) / A / 2)); out.println(String.format("%.14f", ((double)B * -1 + wk) / A / 2)); } } } }