結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | koyopro |
提出日時 | 2020-01-25 15:42:52 |
言語 | PyPy2 (7.3.15) |
結果 |
AC
|
実行時間 | 136 ms / 2,000 ms |
コード長 | 697 bytes |
コンパイル時間 | 2,208 ms |
コンパイル使用メモリ | 77,424 KB |
実行使用メモリ | 81,704 KB |
最終ジャッジ日時 | 2023-10-12 04:35:41 |
合計ジャッジ時間 | 21,774 ms |
ジャッジサーバーID (参考情報) |
judge11 / judge15 |
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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 |
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testcase_00 | AC | 123 ms
81,284 KB |
testcase_01 | AC | 126 ms
81,548 KB |
testcase_02 | AC | 124 ms
81,212 KB |
testcase_03 | AC | 123 ms
81,520 KB |
testcase_04 | AC | 122 ms
81,492 KB |
testcase_05 | AC | 124 ms
81,500 KB |
testcase_06 | AC | 123 ms
81,412 KB |
testcase_07 | AC | 123 ms
81,384 KB |
testcase_08 | AC | 126 ms
81,432 KB |
testcase_09 | AC | 124 ms
81,252 KB |
testcase_10 | AC | 124 ms
81,432 KB |
testcase_11 | AC | 125 ms
81,168 KB |
testcase_12 | AC | 124 ms
81,288 KB |
testcase_13 | AC | 126 ms
81,460 KB |
testcase_14 | AC | 123 ms
81,452 KB |
testcase_15 | AC | 124 ms
81,560 KB |
testcase_16 | AC | 122 ms
81,136 KB |
testcase_17 | AC | 123 ms
81,704 KB |
testcase_18 | AC | 124 ms
81,468 KB |
testcase_19 | AC | 121 ms
81,472 KB |
testcase_20 | AC | 124 ms
81,288 KB |
testcase_21 | AC | 124 ms
81,248 KB |
testcase_22 | AC | 126 ms
81,408 KB |
testcase_23 | AC | 124 ms
81,136 KB |
testcase_24 | AC | 125 ms
81,456 KB |
testcase_25 | AC | 126 ms
81,200 KB |
testcase_26 | AC | 123 ms
81,412 KB |
testcase_27 | AC | 126 ms
81,464 KB |
testcase_28 | AC | 124 ms
81,412 KB |
testcase_29 | AC | 126 ms
81,368 KB |
testcase_30 | AC | 130 ms
81,416 KB |
testcase_31 | AC | 126 ms
81,400 KB |
testcase_32 | AC | 124 ms
81,608 KB |
testcase_33 | AC | 124 ms
81,312 KB |
testcase_34 | AC | 133 ms
81,520 KB |
testcase_35 | AC | 125 ms
81,228 KB |
testcase_36 | AC | 126 ms
81,688 KB |
testcase_37 | AC | 125 ms
81,144 KB |
testcase_38 | AC | 126 ms
81,308 KB |
testcase_39 | AC | 127 ms
81,412 KB |
testcase_40 | AC | 125 ms
81,564 KB |
testcase_41 | AC | 127 ms
81,412 KB |
testcase_42 | AC | 136 ms
81,560 KB |
testcase_43 | AC | 126 ms
81,512 KB |
testcase_44 | AC | 125 ms
81,412 KB |
testcase_45 | AC | 124 ms
81,248 KB |
testcase_46 | AC | 125 ms
81,376 KB |
testcase_47 | AC | 124 ms
81,252 KB |
testcase_48 | AC | 125 ms
81,604 KB |
testcase_49 | AC | 123 ms
81,512 KB |
testcase_50 | AC | 126 ms
81,336 KB |
testcase_51 | AC | 123 ms
81,464 KB |
testcase_52 | AC | 123 ms
81,556 KB |
testcase_53 | AC | 125 ms
81,464 KB |
testcase_54 | AC | 125 ms
81,408 KB |
testcase_55 | AC | 123 ms
81,140 KB |
testcase_56 | AC | 123 ms
81,604 KB |
testcase_57 | AC | 122 ms
81,144 KB |
testcase_58 | AC | 125 ms
81,164 KB |
testcase_59 | AC | 125 ms
81,412 KB |
testcase_60 | AC | 125 ms
81,312 KB |
testcase_61 | AC | 123 ms
81,404 KB |
testcase_62 | AC | 127 ms
81,468 KB |
testcase_63 | AC | 125 ms
81,556 KB |
testcase_64 | AC | 123 ms
81,304 KB |
testcase_65 | AC | 125 ms
81,496 KB |
testcase_66 | AC | 125 ms
81,396 KB |
testcase_67 | AC | 126 ms
81,368 KB |
testcase_68 | AC | 127 ms
81,252 KB |
testcase_69 | AC | 128 ms
81,308 KB |
testcase_70 | AC | 123 ms
81,224 KB |
testcase_71 | AC | 127 ms
81,144 KB |
testcase_72 | AC | 124 ms
81,400 KB |
testcase_73 | AC | 128 ms
81,492 KB |
testcase_74 | AC | 125 ms
81,516 KB |
testcase_75 | AC | 125 ms
81,520 KB |
testcase_76 | AC | 123 ms
81,224 KB |
testcase_77 | AC | 125 ms
81,460 KB |
testcase_78 | AC | 125 ms
81,460 KB |
testcase_79 | AC | 125 ms
81,584 KB |
testcase_80 | AC | 127 ms
81,456 KB |
testcase_81 | AC | 124 ms
81,160 KB |
testcase_82 | AC | 126 ms
81,372 KB |
testcase_83 | AC | 125 ms
81,320 KB |
testcase_84 | AC | 125 ms
81,544 KB |
testcase_85 | AC | 125 ms
81,308 KB |
testcase_86 | AC | 125 ms
81,280 KB |
testcase_87 | AC | 126 ms
81,416 KB |
testcase_88 | AC | 125 ms
81,288 KB |
testcase_89 | AC | 124 ms
81,256 KB |
testcase_90 | AC | 124 ms
81,516 KB |
testcase_91 | AC | 126 ms
81,476 KB |
testcase_92 | AC | 125 ms
81,572 KB |
testcase_93 | AC | 125 ms
81,376 KB |
testcase_94 | AC | 126 ms
81,516 KB |
testcase_95 | AC | 124 ms
81,308 KB |
testcase_96 | AC | 124 ms
81,376 KB |
testcase_97 | AC | 125 ms
81,380 KB |
testcase_98 | AC | 125 ms
81,344 KB |
testcase_99 | AC | 125 ms
81,472 KB |
testcase_100 | AC | 123 ms
81,368 KB |
testcase_101 | AC | 125 ms
81,456 KB |
testcase_102 | AC | 123 ms
81,284 KB |
testcase_103 | AC | 126 ms
81,528 KB |
testcase_104 | AC | 125 ms
81,220 KB |
testcase_105 | AC | 126 ms
81,472 KB |
testcase_106 | AC | 126 ms
81,216 KB |
testcase_107 | AC | 123 ms
81,140 KB |
testcase_108 | AC | 126 ms
81,164 KB |
testcase_109 | AC | 124 ms
81,532 KB |
testcase_110 | AC | 128 ms
81,372 KB |
testcase_111 | AC | 125 ms
81,520 KB |
testcase_112 | AC | 127 ms
81,252 KB |
testcase_113 | AC | 124 ms
81,356 KB |
testcase_114 | AC | 125 ms
81,516 KB |
testcase_115 | AC | 125 ms
81,248 KB |
testcase_116 | AC | 125 ms
81,244 KB |
testcase_117 | AC | 125 ms
81,360 KB |
testcase_118 | AC | 123 ms
81,312 KB |
testcase_119 | AC | 124 ms
81,284 KB |
testcase_120 | AC | 126 ms
81,432 KB |
testcase_121 | AC | 123 ms
81,440 KB |
testcase_122 | AC | 125 ms
81,512 KB |
testcase_123 | AC | 127 ms
81,380 KB |
testcase_124 | AC | 124 ms
81,508 KB |
ソースコード
from decimal import * a,b,c = [Decimal(int(x)) for x in raw_input().split()] def solve(): if (a==0 and b==0): print(-1 if (c==0) else 0) return if (a==0): print(1) ans = -c/b print("{:.16f}".format(ans)) return border = Decimal(b*b - 4 * a * c) if (border < 0): print(0) return if (border == 0): print(1) ans = -b / Decimal(2) / a print("{:.16f}".format(ans)) return q = border.sqrt() ans0 = (-b + q) / Decimal(2) / a ans1 = (-b - q) / Decimal(2) / a print(2) print("{:.16f}".format(min(ans0, ans1))) print("{:.16f}".format(max(ans0, ans1))) solve()