結果
問題 | No.1626 三角形の構築 |
ユーザー | mtsd |
提出日時 | 2021-07-23 22:24:04 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 438 ms / 2,000 ms |
コード長 | 9,679 bytes |
コンパイル時間 | 2,024 ms |
コンパイル使用メモリ | 181,264 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-12 11:34:31 |
合計ジャッジ時間 | 7,589 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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
6,816 KB |
testcase_01 | AC | 215 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,816 KB |
testcase_04 | AC | 1 ms
6,820 KB |
testcase_05 | AC | 2 ms
6,820 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 197 ms
6,820 KB |
testcase_08 | AC | 251 ms
6,820 KB |
testcase_09 | AC | 314 ms
6,820 KB |
testcase_10 | AC | 193 ms
6,816 KB |
testcase_11 | AC | 309 ms
6,820 KB |
testcase_12 | AC | 59 ms
6,816 KB |
testcase_13 | AC | 96 ms
6,816 KB |
testcase_14 | AC | 220 ms
6,820 KB |
testcase_15 | AC | 113 ms
6,820 KB |
testcase_16 | AC | 213 ms
6,820 KB |
testcase_17 | AC | 204 ms
6,816 KB |
testcase_18 | AC | 176 ms
6,816 KB |
testcase_19 | AC | 227 ms
6,820 KB |
testcase_20 | AC | 275 ms
6,820 KB |
testcase_21 | AC | 232 ms
6,816 KB |
testcase_22 | AC | 363 ms
6,816 KB |
testcase_23 | AC | 331 ms
6,820 KB |
testcase_24 | AC | 438 ms
6,820 KB |
testcase_25 | AC | 2 ms
6,816 KB |
testcase_26 | AC | 54 ms
6,816 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; #define inf 1000000007 #define MP make_pair #define MT make_tuple #define PB push_back #define fi first #define se second #define rep(i,n) for(int i = 0; i < (int)(n); ++i) #define rrep(i,n) for(int i = (int)n-1; i >= 0; --i) #define srep(i,a,b) for(int i = (int)a; i < (int)(b); ++i) #define all(x) (x).begin(),(x).end() #define SUM(v) accumulate(all(v), 0LL) #define MIN(v) *min_element(all(v)) #define MAX(v) *max_element(all(v)) #define lb(c, x) distance((c).begin(), lower_bound(all(c), (x))) #define ub(c, x) distance((c).begin(), upper_bound(all(c), (x))) #define UNIQUE(x) sort(all(x)), x.erase(unique(all(x)), x.end()) #define SZ(c) (int)(c).size() template<typename T> ostream& operator << (ostream& os, vector<T>& vec) { os << "{"; for (int i = 0; i<(int)vec.size(); i++) { os << vec[i] << (i + 1 == (int)vec.size() ? "" : ", "); } os << "}"; return os; } // pair出力 template<typename T, typename U> ostream& operator << (ostream& os, pair<T, U> pair_var) { os << "(" << pair_var.first << ", " << pair_var.second << ")"; return os; } // map出力 template<typename T, typename U> ostream& operator << (ostream& os, map<T, U>& map_var) { os << "{"; for(auto itr = map_var.begin(); itr != map_var.end(); itr++){ os << "(" << itr->first << ", " << itr->second << ")"; itr++; if(itr != map_var.end()) os << ", "; itr--; } os << "}"; return os; } // set 出力 template<typename T> ostream& operator << (ostream& os, set<T>& set_var) { os << "{"; for(auto itr = set_var.begin(); itr != set_var.end(); itr++){ os << (*itr); ++itr; if(itr != set_var.end()) os << ", "; itr--; } os << "}"; return os; } #define overload2(_1, _2, name, ...) name #define vec(type, name, ...) vector<type> name(__VA_ARGS__) #define VEC(type, name, size) \ vector<type> name(size); \ IN(name) #define vv(type, name, h, ...) vector<vector<type>> name(h, vector<type>(__VA_ARGS__)) #define VV(type, name, h, w) \ vector<vector<type>> name(h, vector<type>(w)); \ IN(name) #define vvv(type, name, h, w, ...) vector<vector<vector<type>>> name(h, vector<vector<type>>(w, vector<type>(__VA_ARGS__))) #define vvvv(type, name, a, b, c, ...) \ vector<vector<vector<vector<type>>>> name(a, vector<vector<vector<type>>>(b, vector<vector<type>>(c, vector<type>(__VA_ARGS__)))) #define INT(...) \ int __VA_ARGS__; \ IN(__VA_ARGS__) #define LL(...) \ ll __VA_ARGS__; \ IN(__VA_ARGS__) #define STR(...) \ string __VA_ARGS__; \ IN(__VA_ARGS__) #define CHR(...) \ char __VA_ARGS__; \ IN(__VA_ARGS__) #define DBL(...) \ double __VA_ARGS__; \ IN(__VA_ARGS__) int scan() { return getchar(); } void scan(int &a) { cin >> a; } void scan(long long &a) { cin >> a; } void scan(char &a) { cin >> a; } void scan(double &a) { cin >> a; } void scan(string &a) { cin >> a; } template <class T, class S> void scan(pair<T, S> &p) { scan(p.first), scan(p.second); } template <class T> void scan(vector<T> &); template <class T> void scan(vector<T> &a) { for(auto &i : a) scan(i); } template <class T> void scan(T &a) { cin >> a; } void IN() {} template <class Head, class... Tail> void IN(Head &head, Tail &...tail) { scan(head); IN(tail...); } const string YESNO[2] = {"NO", "YES"}; const string YesNo[2] = {"No", "Yes"}; const string yesno[2] = {"no", "yes"}; void YES(bool t = 1) { cout << YESNO[t] << endl; } void NO(bool t = 1) { YES(!t); } void Yes(bool t = 1) { cout << YesNo[t] << endl; } void No(bool t = 1) { Yes(!t); } void yes(bool t = 1) { cout << yesno[t] << endl; } void no(bool t = 1) { yes(!t); } #ifdef LOCAL void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << " " << H; debug_out(T...); } #define dbg(...) \ cerr << __LINE__ << " [" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__) #define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl #else #define dbg(...) (void(0)) #define dump(x) (void(0)) #endif template<typename A, size_t N, typename T> void Fill(A (&array)[N], const T &val){ std::fill( (T*)array, (T*)(array+N), val ); } template <class T> T ceil(T x, T y) {assert(y >= 1);return (x > 0 ? (x + y - 1) / y : x / y);} template <class T> T floor(T x, T y) {assert(y >= 1);return (x > 0 ? x / y : (x + y - 1) / y);} vector<int> iota(int n) {vector<int> a(n);iota(all(a), 0);return a;} template <class T> T POW(T x, int n) {T res = 1;for(; n; n >>= 1, x *= x){if(n & 1) res *= x;}return res;} ll pow2(int i) { return 1LL << i; } int topbit(signed t) { return t == 0 ? -1 : 31 - __builtin_clz(t); } int topbit(ll t) { return t == 0 ? -1 : 63 - __builtin_clzll(t); } int lowbit(signed a) { return a == 0 ? 32 : __builtin_ctz(a); } int lowbit(ll a) { return a == 0 ? 64 : __builtin_ctzll(a); } // int allbit(int n) { return (1 << n) - 1; } ll allbit(ll n) { return (1LL << n) - 1; } int popcount(signed t) { return __builtin_popcount(t); } int popcount(ll t) { return __builtin_popcountll(t); } bool ispow2(int i) { return i && (i & -i) == i; } template <class S> void fold_in(vector<S> &v) {} template <typename Head, typename... Tail, class S> void fold_in(vector<S> &v, Head &&a, Tail &&...tail) { for(auto e : a) v.emplace_back(e); fold_in(v, tail...); } template <class S> void renumber(vector<S> &v) {} template <typename Head, typename... Tail, class S> void renumber(vector<S> &v, Head &&a, Tail &&...tail) { for(auto &&e : a) e = lb(v, e); renumber(v, tail...); } template <class S, class... Args> void zip(vector<S> &head, Args &&...args) { vector<S> v; fold_in(v, head, args...); sort(all(v)), v.erase(unique(all(v)), v.end()); renumber(v, head, args...); } template<class T> inline bool chmax(T &a, T b){ if(a<b){ a = b; return true; } return false; } template<class T> inline bool chmin(T &a, T b){ if(a>b){ a = b; return true; } return false; } template<typename T> vector<T> divisor(T n) { vector<T> res; for(T i=1;(long long)i*i<=n;i++){ if(n%i==0){ res.push_back(i); if(i != n/i){ res.push_back(n/i); } } } sort(res.begin(),res.end()); return res; } int main(){ INT(T); rep(zz,T){ LL(s,t); if(t%2==1){ cout << 0 << "\n"; continue; } t /= 2; s *= s; if(s%t!=0){ cout << 0 << "\n"; continue; } s /= t; ll XX = (t+2)/3; if(s/XX/XX/XX > 1){ cout << 0 << "\n"; continue; } dbg(s,t); vector<ll> d = divisor(s); sort(all(d)); int n = d.size(); vector<vector<ll> > res; rep(i,n){ ll a,b,c; a = t - d[i]; ll X = s/d[i]; rep(j,i+1){ if(X%d[j]!=0)continue; b = t - d[j]; c = t - X/d[j]; if(a+b+c==2*t){ if(a<=b&&b<=c){ vector<ll> tmp; tmp.push_back(a); tmp.push_back(b); tmp.push_back(c); res.push_back(tmp); } } } } cout << res.size() << "\n"; for(auto &v:res){ cout << v[0] << " " << v[1] << " " << v[2] << "\n"; } } return 0; }