結果
問題 | No.2508 Discriminant |
ユーザー | ___Johniel |
提出日時 | 2023-10-20 22:24:46 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,703 bytes |
コンパイル時間 | 2,931 ms |
コンパイル使用メモリ | 259,128 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-09-20 19:55:02 |
合計ジャッジ時間 | 3,768 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | WA | - |
testcase_04 | AC | 3 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | WA | - |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | WA | - |
ソースコード
// github.com/Johniel/contests // yukicoder/2508/main.cpp #include <bits/stdc++.h> #define each(i, c) for (auto& i : c) #define each_with_index(i, e, c) for (const auto i: views::iota(0, (int)c.size())) if (auto& e = c.at(i); true) #define each_pair(p, c) for (const auto _i: views::iota(0, (int)c.size())) if (std::pair<const int, decltype((c.at(_i)))> p = {_i, c[_i]}; true) #define unless(cond) if (!(cond)) // #define endl "\n" using namespace std; template<typename P, typename Q> ostream& operator << (ostream& os, pair<P, Q> p) { os << "(" << p.first << "," << p.second << ")"; return os; } template<typename P, typename Q> istream& operator >> (istream& is, pair<P, Q>& p) { is >> p.first >> p.second; return is; } template<typename T> ostream& operator << (ostream& os, vector<T> v) { os << "("; for (auto& i: v) os << i << ","; os << ")"; return os; } template<typename T> istream& operator >> (istream& is, vector<T>& v) { for (auto& i: v) is >> i; return is; } template<typename T> ostream& operator << (ostream& os, set<T> s) { os << "#{"; for (auto& i: s) os << i << ","; os << "}"; return os; } template<typename K, typename V> ostream& operator << (ostream& os, map<K, V> m) { os << "{"; for (auto& i: m) os << i << ","; os << "}"; return os; } template<typename E, size_t N> istream& operator >> (istream& is, array<E, N>& a) { for (auto& i: a) is >> i; return is; } template<typename E, size_t N> ostream& operator << (ostream& os, array<E, N>& a) { os << "[" << N << "]{"; for (auto& i: a) os << i << ","; os << "}"; return os; } template<typename T> inline T setmax(T& a, T b) { return a = std::max(a, b); } template<typename T> inline T setmin(T& a, T b) { return a = std::min(a, b); } __attribute__((constructor)) static void ___initio(void) { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.setf(ios_base::fixed); cout.precision(15); return ; } using lli = long long int; using ull = unsigned long long; using str = string; template<typename T> using vec = vector<T>; constexpr array<int, 8> di({0, 1, -1, 0, 1, -1, 1, -1}); constexpr array<int, 8> dj({1, 0, 0, -1, 1, -1, -1, 1}); // constexpr lli mod = 1e9 + 7; constexpr lli mod = 998244353; int main(int argc, char *argv[]) { set<vec<str>> taboo; for (int a = -10; a <= 10; ++a) { for (int p = -10; p <= 10; ++p) { for (int q = -10; q <= 10; ++q) { int b = a * (p + q); int c = a * (-p) * (-q); if (b * b - 4 * a * c <= 0) { taboo.insert(vec<str>({to_string(a), to_string(p), to_string(q)})); } } } } vec<str> v(3); while (cin >> v) { cout << (taboo.count(v) && v[1] != "0" && v[2] != "0" ? "No" : "Yes") << endl; } return 0; }