結果
問題 | No.955 ax^2+bx+c=0 |
ユーザー | kuhaku |
提出日時 | 2019-12-20 18:17:17 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,904 bytes |
コンパイル時間 | 1,714 ms |
コンパイル使用メモリ | 168,988 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-16 01:11:22 |
合計ジャッジ時間 | 4,797 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 2 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,948 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 2 ms
6,944 KB |
testcase_31 | AC | 2 ms
6,944 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,940 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 | 2 ms
6,940 KB |
testcase_59 | WA | - |
testcase_60 | AC | 2 ms
6,944 KB |
testcase_61 | AC | 2 ms
6,940 KB |
testcase_62 | AC | 2 ms
6,944 KB |
testcase_63 | WA | - |
testcase_64 | AC | 2 ms
6,940 KB |
testcase_65 | WA | - |
testcase_66 | AC | 2 ms
6,944 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 | WA | - |
testcase_71 | AC | 2 ms
6,944 KB |
testcase_72 | AC | 2 ms
6,944 KB |
testcase_73 | AC | 2 ms
6,944 KB |
testcase_74 | AC | 2 ms
6,944 KB |
testcase_75 | AC | 2 ms
6,940 KB |
testcase_76 | AC | 2 ms
6,940 KB |
testcase_77 | WA | - |
testcase_78 | WA | - |
testcase_79 | WA | - |
testcase_80 | AC | 2 ms
6,944 KB |
testcase_81 | AC | 2 ms
6,940 KB |
testcase_82 | AC | 2 ms
6,944 KB |
testcase_83 | AC | 2 ms
6,944 KB |
testcase_84 | AC | 2 ms
6,940 KB |
testcase_85 | AC | 2 ms
6,940 KB |
testcase_86 | AC | 2 ms
6,944 KB |
testcase_87 | AC | 2 ms
6,940 KB |
testcase_88 | AC | 2 ms
6,940 KB |
testcase_89 | AC | 2 ms
6,940 KB |
testcase_90 | AC | 2 ms
6,940 KB |
testcase_91 | AC | 2 ms
6,944 KB |
testcase_92 | AC | 2 ms
6,940 KB |
testcase_93 | AC | 2 ms
6,940 KB |
testcase_94 | AC | 2 ms
6,944 KB |
testcase_95 | AC | 2 ms
6,944 KB |
testcase_96 | AC | 2 ms
6,940 KB |
testcase_97 | AC | 2 ms
6,940 KB |
testcase_98 | AC | 2 ms
6,944 KB |
testcase_99 | AC | 2 ms
6,944 KB |
testcase_100 | AC | 2 ms
6,944 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 | WA | - |
testcase_123 | AC | 2 ms
6,940 KB |
testcase_124 | WA | - |
ソースコード
//confirm 0LL and 1LL //confirm cornercases such as 0 //confirm times of cin < 1^6 #include <bits/stdc++.h> using namespace std; using ll = long long; using P = pair<ll, ll>; using Vec = vector<ll>; using VecP = vector<P>; using VecB = vector<bool>; using VecC = vector<char>; using VecVec = vector<Vec>; #define REP(i, m, n) for(ll (i) = (m); (i) < (n); ++(i)) #define REPN(i, m, n) for(ll (i) = (m); (i) <= (n); ++(i)) #define REPR(i, m, n) for(ll (i) = (m)-1; (i) >= (n); --(i)) #define REPNR(i, m, n) for(ll (i) = (m); (i) >= (n); --(i)) #define rep(i, n) REP(i, 0, n) #define repn(i, n) REPN(i, 1, n) #define repr(i, n) REPR(i, n, 0) #define repnr(i, n) REPNR(i, n, 1) #define all(s) (s).begin(), (s).end() #define pb push_back #define mp make_pair #define mt make_tuple #define fs first #define sc second template <typename T> bool chmax(T &a, const T& b){if(a < b){a = b; return true;} return false;} template <typename T> bool chmin(T &a, const T& b){if(a > b){a = b; return true;} return false;} template <typename T> void co(const T a){cout << a << endl;} template <typename T> void cosp(const T a){cout << a << ' ';} void coVec(const Vec &v){for(ll i : v) cosp(i); cout << endl;} void sonic(){ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);} void setp(const ll n){cout << fixed << setprecision(n);} const ll INF = 1e9+1; const ll LINF = 1e18+1; const ll MOD = 1e9+7; //const ll MOD = 998244353; const double PI = acos(-1); const double EPS = 1e-9; int main(void){ ll a, b, c; cin >> a >> b >> c; setp(20); if(!a && !b){ if(c) co(0); else co(-1); return 0; } if(!a){ co(1); co((double)-b/c); return 0; } ll d = b*b-4*a*c; if(d < 0){ co(0); }else if(d == 0){ co(1); co((double)-b/2/a); }else{ co(2); co((double)(-b-sqrt(d))/2/a); co((double)(-b+sqrt(d))/2/a); } return 0; }