結果
問題 | No.1626 三角形の構築 |
ユーザー | au7777 |
提出日時 | 2022-08-07 00:47:22 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,781 ms / 2,000 ms |
コード長 | 3,353 bytes |
コンパイル時間 | 3,798 ms |
コンパイル使用メモリ | 242,744 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-16 18:43:59 |
合計ジャッジ時間 | 24,865 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
(要ログイン)
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 | 1,045 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 973 ms
5,376 KB |
testcase_08 | AC | 1,172 ms
5,376 KB |
testcase_09 | AC | 1,517 ms
5,376 KB |
testcase_10 | AC | 968 ms
5,376 KB |
testcase_11 | AC | 1,350 ms
5,376 KB |
testcase_12 | AC | 337 ms
5,376 KB |
testcase_13 | AC | 487 ms
5,376 KB |
testcase_14 | AC | 798 ms
5,376 KB |
testcase_15 | AC | 574 ms
5,376 KB |
testcase_16 | AC | 929 ms
5,376 KB |
testcase_17 | AC | 665 ms
5,376 KB |
testcase_18 | AC | 668 ms
5,376 KB |
testcase_19 | AC | 781 ms
5,376 KB |
testcase_20 | AC | 990 ms
5,376 KB |
testcase_21 | AC | 995 ms
5,376 KB |
testcase_22 | AC | 1,781 ms
6,948 KB |
testcase_23 | AC | 1,220 ms
5,376 KB |
testcase_24 | AC | 1,433 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 191 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> typedef long long int ll; using namespace std; using namespace atcoder; typedef pair<ll, ll> P; const ll MOD = 998244353; // const ll MOD = 1000000007; using mint = modint998244353; // using mint = modint1000000007; const double pi = 3.1415926536; const int MAX = 2000005; long long fac[MAX], finv[MAX], inv[MAX]; template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>; void COMinit() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < MAX; i++){ fac[i] = fac[i - 1] * i % MOD; inv[i] = MOD - inv[MOD%i] * (MOD / i) % MOD; finv[i] = finv[i - 1] * inv[i] % MOD; } } // 二項係数計算 long long COM(int n, int k){ if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD; } ll gcd(ll x, ll y) { if (y == 0) return x; else if (y > x) { return gcd (y, x); } else return gcd(x % y, y); } ll lcm(ll x, ll y) { return x / gcd(x, y) * y; } ll my_sqrt(ll x) { ll m = 0; ll M = 3000000001; while (M - m > 1) { ll now = (M + m) / 2; if (now * now <= x) { m = now; } else { M = now; } } return m; } ll keta(ll n, ll hou) { ll ret = 0; while (n) { n /= hou; ret++; } return ret; } ll ceil(ll n, ll m) { // n > 0, m > 0 ll ret = n / m; if (n % m) ret++; return ret; } ll pow_ll(ll x, ll n) { if (n == 0) return 1; if (n % 2) { return pow_ll(x, n - 1) * x; } else { ll tmp = pow_ll(x, n / 2); return tmp * tmp; } } vector<ll> compress(vector<ll> v) { // [3 5 5 6 1 1 10 1] -> [1 2 2 3 0 0 4 0] vector<ll> u = v; sort(u.begin(), u.end()); u.erase(unique(u.begin(),u.end()),u.end()); map<ll, ll> mp; for (int i = 0; i < u.size(); i++) { mp[u[i]] = i; } for (int i = 0; i < v.size(); i++) { v[i] = mp[v[i]]; } return v; } int main() { int t; cin >> t; for (int i = 1; i <= t; i++) { ll S, T; cin >> S >> T; vector<vector<ll>> v; if ((16 * S * S) % T) { cout << 0 << endl; continue; } ll M = (16 * S * S) / T; if (M >= 100000000000000) { cout << 0 << endl; continue; } for (ll i = 1; (i * i * i <= M) && (i + i + i <= T); i++) { if (M % i) continue; for (ll j = i; (j * j <= M / i) && i + j + j <= T; j = j + 2) { if ((M / i) % j == 0) { ll a2 = T - i; ll b2 = T - j; ll c2 = T - (M / i) / j; if ((a2 % 2 == 0) && (b2 % 2 == 0) && (c2 % 2 == 0)) { ll a = a2 / 2; ll b = b2 / 2; ll c = c2 / 2; if ((a + b + c == T) && (a > 0) && (b > 0) && (c > 0)) { v.push_back({a, b, c}); } } } } } cout << v.size() << endl; for (auto x : v) { cout << x[0] << ' ' << x[1] << ' ' << x[2] << endl; } } return 0; }