結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | Navier_Boltzmann |
提出日時 | 2024-01-04 22:38:48 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,774 bytes |
コンパイル時間 | 7,816 ms |
コンパイル使用メモリ | 350,772 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-27 18:49:39 |
合計ジャッジ時間 | 11,059 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 2 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 3 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 2 ms
6,944 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 3 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 3 ms
6,940 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 3 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 2 ms
6,944 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 2 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,944 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,944 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 | 3 ms
6,940 KB |
testcase_59 | AC | 3 ms
6,940 KB |
testcase_60 | AC | 2 ms
6,944 KB |
testcase_61 | AC | 2 ms
6,940 KB |
testcase_62 | AC | 2 ms
6,940 KB |
testcase_63 | AC | 3 ms
6,940 KB |
testcase_64 | AC | 2 ms
6,944 KB |
testcase_65 | AC | 3 ms
6,944 KB |
testcase_66 | AC | 2 ms
6,940 KB |
testcase_67 | AC | 2 ms
6,944 KB |
testcase_68 | AC | 2 ms
6,944 KB |
testcase_69 | AC | 2 ms
6,944 KB |
testcase_70 | AC | 2 ms
6,940 KB |
testcase_71 | AC | 2 ms
6,940 KB |
testcase_72 | AC | 2 ms
6,944 KB |
testcase_73 | AC | 2 ms
6,940 KB |
testcase_74 | AC | 2 ms
6,944 KB |
testcase_75 | AC | 2 ms
6,940 KB |
testcase_76 | AC | 2 ms
6,944 KB |
testcase_77 | AC | 2 ms
6,948 KB |
testcase_78 | AC | 2 ms
6,940 KB |
testcase_79 | AC | 2 ms
6,940 KB |
testcase_80 | AC | 2 ms
6,940 KB |
testcase_81 | AC | 2 ms
6,944 KB |
testcase_82 | AC | 2 ms
6,944 KB |
testcase_83 | AC | 2 ms
6,940 KB |
testcase_84 | AC | 2 ms
6,940 KB |
testcase_85 | AC | 3 ms
6,944 KB |
testcase_86 | AC | 3 ms
6,940 KB |
testcase_87 | AC | 3 ms
6,944 KB |
testcase_88 | AC | 2 ms
6,940 KB |
testcase_89 | AC | 3 ms
6,940 KB |
testcase_90 | AC | 2 ms
6,940 KB |
testcase_91 | AC | 2 ms
6,940 KB |
testcase_92 | AC | 2 ms
6,940 KB |
testcase_93 | AC | 3 ms
6,940 KB |
testcase_94 | AC | 2 ms
6,944 KB |
testcase_95 | AC | 2 ms
6,940 KB |
testcase_96 | AC | 2 ms
6,940 KB |
testcase_97 | AC | 2 ms
6,940 KB |
testcase_98 | AC | 2 ms
6,940 KB |
testcase_99 | AC | 2 ms
6,940 KB |
testcase_100 | AC | 2 ms
6,940 KB |
testcase_101 | AC | 2 ms
6,940 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 | AC | 2 ms
6,944 KB |
testcase_123 | AC | 2 ms
6,940 KB |
testcase_124 | AC | 2 ms
6,940 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; #define rep(i,m,n,k) for (int i = (int)(m); i < (int)(n); i += (int)(k)) #define rrep(i,m,n,k) for (int i = (int)(m); i > (int)(n); i += (int)(k)) #define ll long long #define list(T,A,N) vector<T> A(N);for(int i=0;i<(int)(N);i++){cin >> A[i];} template<typename T> bool chmin(T& a, T b){if(a > b){a = b; return true;} return false;} template<typename T> bool chmax(T& a, T b){if(a < b){a = b; return true;} return false;} int main(){ long long a,b,c; cin >> a >> b >> c; if(a==0){ if(b==0){ if(c==0){ cout << -1 << endl; return 0; } else{ cout << 0 << endl; return 0; } } else{ cout << 1 << endl; cout << -(long double)c/(long double)b << endl; return 0; } } else{ long long D = b*b - 4*a*c; if(D==0){ cout << 1 << endl; cout << fixed << setprecision(20); cout << - (long double)b/(long double)(2*a) << endl; return 0; } else if (D<0){ cout << 0 << endl; return 0; } else{ long double x = ((long double)(-b) + sqrt((long double)D))/(long double)(2*a); long double y = ((long double)(-b) - sqrt((long double)D))/(long double)(2*a); cout << 2 << endl; cout << fixed << setprecision(20); cout << min(x,y) << endl; cout << max(x,y) << endl; return 0; } } }