結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | akakimidori |
提出日時 | 2019-12-18 12:52:14 |
言語 | Rust (1.77.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,103 bytes |
コンパイル時間 | 11,483 ms |
コンパイル使用メモリ | 402,188 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-07 00:41:30 |
合計ジャッジ時間 | 14,026 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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
6,812 KB |
testcase_01 | AC | 0 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 1 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
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,944 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,940 KB |
testcase_13 | AC | 1 ms
6,944 KB |
testcase_14 | AC | 0 ms
6,940 KB |
testcase_15 | AC | 1 ms
6,940 KB |
testcase_16 | AC | 1 ms
6,944 KB |
testcase_17 | AC | 1 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,940 KB |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 1 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
6,944 KB |
testcase_24 | AC | 1 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 1 ms
6,940 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 1 ms
6,944 KB |
testcase_29 | AC | 0 ms
6,940 KB |
testcase_30 | AC | 1 ms
6,944 KB |
testcase_31 | AC | 1 ms
6,940 KB |
testcase_32 | AC | 1 ms
6,940 KB |
testcase_33 | AC | 1 ms
6,940 KB |
testcase_34 | AC | 1 ms
6,944 KB |
testcase_35 | AC | 1 ms
6,944 KB |
testcase_36 | AC | 1 ms
6,944 KB |
testcase_37 | AC | 1 ms
6,940 KB |
testcase_38 | AC | 1 ms
6,944 KB |
testcase_39 | AC | 1 ms
6,940 KB |
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 | AC | 1 ms
6,944 KB |
testcase_53 | AC | 1 ms
6,940 KB |
testcase_54 | AC | 1 ms
6,940 KB |
testcase_55 | AC | 0 ms
6,940 KB |
testcase_56 | AC | 1 ms
6,940 KB |
testcase_57 | AC | 1 ms
6,940 KB |
testcase_58 | AC | 1 ms
6,940 KB |
testcase_59 | AC | 0 ms
6,944 KB |
testcase_60 | AC | 1 ms
6,940 KB |
testcase_61 | AC | 1 ms
6,944 KB |
testcase_62 | AC | 1 ms
6,944 KB |
testcase_63 | AC | 1 ms
6,944 KB |
testcase_64 | AC | 0 ms
6,944 KB |
testcase_65 | AC | 1 ms
6,944 KB |
testcase_66 | AC | 1 ms
6,940 KB |
testcase_67 | AC | 0 ms
6,940 KB |
testcase_68 | AC | 1 ms
6,940 KB |
testcase_69 | AC | 1 ms
6,940 KB |
testcase_70 | AC | 1 ms
6,940 KB |
testcase_71 | AC | 1 ms
6,944 KB |
testcase_72 | AC | 0 ms
6,944 KB |
testcase_73 | AC | 0 ms
6,940 KB |
testcase_74 | AC | 1 ms
6,940 KB |
testcase_75 | AC | 1 ms
6,944 KB |
testcase_76 | AC | 1 ms
6,944 KB |
testcase_77 | AC | 1 ms
6,940 KB |
testcase_78 | AC | 1 ms
6,944 KB |
testcase_79 | AC | 1 ms
6,944 KB |
testcase_80 | AC | 1 ms
6,940 KB |
testcase_81 | AC | 1 ms
6,944 KB |
testcase_82 | AC | 1 ms
6,944 KB |
testcase_83 | AC | 1 ms
6,940 KB |
testcase_84 | AC | 1 ms
6,944 KB |
testcase_85 | AC | 1 ms
6,944 KB |
testcase_86 | AC | 1 ms
6,940 KB |
testcase_87 | AC | 1 ms
6,944 KB |
testcase_88 | AC | 1 ms
6,940 KB |
testcase_89 | AC | 0 ms
6,940 KB |
testcase_90 | AC | 0 ms
6,944 KB |
testcase_91 | AC | 1 ms
6,944 KB |
testcase_92 | AC | 1 ms
6,940 KB |
testcase_93 | AC | 1 ms
6,944 KB |
testcase_94 | AC | 0 ms
6,940 KB |
testcase_95 | AC | 0 ms
6,944 KB |
testcase_96 | AC | 1 ms
6,940 KB |
testcase_97 | AC | 1 ms
6,940 KB |
testcase_98 | AC | 0 ms
6,940 KB |
testcase_99 | AC | 1 ms
6,944 KB |
testcase_100 | AC | 1 ms
6,944 KB |
testcase_101 | AC | 1 ms
6,940 KB |
testcase_102 | AC | 0 ms
6,944 KB |
testcase_103 | AC | 1 ms
6,940 KB |
testcase_104 | AC | 1 ms
6,940 KB |
testcase_105 | AC | 1 ms
6,944 KB |
testcase_106 | AC | 1 ms
6,944 KB |
testcase_107 | AC | 1 ms
6,944 KB |
testcase_108 | AC | 0 ms
6,944 KB |
testcase_109 | AC | 0 ms
6,940 KB |
testcase_110 | AC | 1 ms
6,940 KB |
testcase_111 | AC | 0 ms
6,940 KB |
testcase_112 | AC | 1 ms
6,940 KB |
testcase_113 | AC | 1 ms
6,944 KB |
testcase_114 | AC | 0 ms
6,940 KB |
testcase_115 | AC | 1 ms
6,940 KB |
testcase_116 | AC | 1 ms
6,944 KB |
testcase_117 | AC | 1 ms
6,944 KB |
testcase_118 | AC | 1 ms
6,944 KB |
testcase_119 | AC | 1 ms
6,944 KB |
testcase_120 | AC | 1 ms
6,944 KB |
testcase_121 | AC | 1 ms
6,940 KB |
testcase_122 | WA | - |
testcase_123 | WA | - |
testcase_124 | AC | 1 ms
6,940 KB |
ソースコード
use std::io::Read; fn run() { let mut s = String::new(); std::io::stdin().read_to_string(&mut s).unwrap(); let mut it = s.trim().split_whitespace(); let mut a: i64 = it.next().unwrap().parse().unwrap(); let mut b: i64 = it.next().unwrap().parse().unwrap(); let mut c: i64 = it.next().unwrap().parse().unwrap(); if a == 0 { if b == 0 { if c == 0 { println!("-1"); } else { println!("0"); } } else { let ans = -c as f64 / b as f64; println!("1\n{:.12}", ans); } return; } let d = b * b - 4 * a * c; if d < 0 { println!("0"); return; } if d == 0 { let ans = -b as f64 / (2 * a) as f64; println!("1\n{:.12}", ans); return; } if a < 0 { a *= -1; b *= -1; c *= -1; } let x = (-b as f64 - (d as f64).sqrt()) / (2 * a) as f64; let y = (2 * c) as f64 / (-b as f64 - (d as f64).sqrt()); println!("2\n{:.12}\n{:.12}", x, y); } fn main() { run(); }