結果
問題 | No.1098 LCAs |
ユーザー | gazelle |
提出日時 | 2020-06-26 21:41:15 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 179 ms / 2,000 ms |
コード長 | 5,259 bytes |
コンパイル時間 | 1,382 ms |
コンパイル使用メモリ | 133,308 KB |
実行使用メモリ | 36,864 KB |
最終ジャッジ日時 | 2024-07-04 20:15:51 |
合計ジャッジ時間 | 5,051 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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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 | 7 ms
11,264 KB |
testcase_01 | AC | 7 ms
11,136 KB |
testcase_02 | AC | 7 ms
11,136 KB |
testcase_03 | AC | 7 ms
11,008 KB |
testcase_04 | AC | 7 ms
11,136 KB |
testcase_05 | AC | 8 ms
11,136 KB |
testcase_06 | AC | 7 ms
11,136 KB |
testcase_07 | AC | 7 ms
11,136 KB |
testcase_08 | AC | 7 ms
11,136 KB |
testcase_09 | AC | 7 ms
11,008 KB |
testcase_10 | AC | 7 ms
11,136 KB |
testcase_11 | AC | 7 ms
11,136 KB |
testcase_12 | AC | 7 ms
11,264 KB |
testcase_13 | AC | 7 ms
11,264 KB |
testcase_14 | AC | 7 ms
11,136 KB |
testcase_15 | AC | 8 ms
11,264 KB |
testcase_16 | AC | 7 ms
11,264 KB |
testcase_17 | AC | 7 ms
11,136 KB |
testcase_18 | AC | 139 ms
25,344 KB |
testcase_19 | AC | 143 ms
25,472 KB |
testcase_20 | AC | 147 ms
25,472 KB |
testcase_21 | AC | 140 ms
25,472 KB |
testcase_22 | AC | 143 ms
25,344 KB |
testcase_23 | AC | 103 ms
25,856 KB |
testcase_24 | AC | 100 ms
25,852 KB |
testcase_25 | AC | 96 ms
25,936 KB |
testcase_26 | AC | 108 ms
25,924 KB |
testcase_27 | AC | 100 ms
25,796 KB |
testcase_28 | AC | 179 ms
35,712 KB |
testcase_29 | AC | 177 ms
36,864 KB |
testcase_30 | AC | 176 ms
35,712 KB |
ソースコード
#include <iostream>#include <vector>#include <map>#include <set>#include <unordered_set>#include <unordered_map>#include <stack>#include <queue>#include <algorithm>#include <cassert>#include <random>#include <iomanip>#include <bitset>#include <array>#define FOR(i, n, m) for(ll i = (n); i < (ll)(m); i++)#define REP(i, n) FOR(i, 0, n)#define ALL(v) v.begin(), v.end()#define pb push_backusing namespace std;using ll = long long;using P = pair<ll, ll>;constexpr ll inf = 1000000000;constexpr ll mod = 998244353;constexpr long double eps = 1e-6;template<typename T1, typename T2>ostream& operator<<(ostream& os, pair<T1, T2> p) {os << to_string(p.first) << " " << to_string(p.second);return os;}template<typename T>ostream& operator<<(ostream& os, vector<T>& v) {REP(i, v.size()) {if(i) os << " ";os << v[i];}return os;}struct modint {ll n;public:modint(const ll n = 0) : n((n % mod + mod) % mod) {}static modint pow(modint a, int m) {modint r = 1;while(m > 0) {if(m & 1) { r *= a; }a = (a * a); m /= 2;}return r;}modint &operator++() { *this += 1; return *this; }modint &operator--() { *this -= 1; return *this; }modint operator++(int) { modint ret = *this; *this += 1; return ret; }modint operator--(int) { modint ret = *this; *this -= 1; return ret; }modint operator~() const { return (this -> pow(n, mod - 2)); } // inversefriend bool operator==(const modint& lhs, const modint& rhs) {return lhs.n == rhs.n;}friend bool operator<(const modint& lhs, const modint& rhs) {return lhs.n < rhs.n;}friend bool operator>(const modint& lhs, const modint& rhs) {return lhs.n > rhs.n;}friend modint &operator+=(modint& lhs, const modint& rhs) {lhs.n += rhs.n;if (lhs.n >= mod) lhs.n -= mod;return lhs;}friend modint &operator-=(modint& lhs, const modint& rhs) {lhs.n -= rhs.n;if (lhs.n < 0) lhs.n += mod;return lhs;}friend modint &operator*=(modint& lhs, const modint& rhs) {lhs.n = (lhs.n * rhs.n) % mod;return lhs;}friend modint &operator/=(modint& lhs, const modint& rhs) {lhs.n = (lhs.n * (~rhs).n) % mod;return lhs;}friend modint operator+(const modint& lhs, const modint& rhs) {return modint(lhs.n + rhs.n);}friend modint operator-(const modint& lhs, const modint& rhs) {return modint(lhs.n - rhs.n);}friend modint operator*(const modint& lhs, const modint& rhs) {return modint(lhs.n * rhs.n);}friend modint operator/(const modint& lhs, const modint& rhs) {return modint(lhs.n * (~rhs).n);}};istream& operator>>(istream& is, modint m) { is >> m.n; return is; }ostream& operator<<(ostream& os, modint m) { os << m.n; return os; }#define MAX_N 1010101long long extgcd(long long a, long long b, long long& x, long long& y) {long long d = a;if (b != 0) {d = extgcd(b, a % b, y, x);y -= (a / b) * x;} else {x = 1; y = 0;}return d;}long long mod_inverse(long long a, long long m) {long long x, y;if(extgcd(a, m, x, y) == 1) return (m + x % m) % m;else return -1;}vector<long long> fact(MAX_N+1, inf);long long mod_fact(long long n, long long& e) {if(fact[0] == inf) {fact[0]=1;if(MAX_N != 0) fact[1]=1;for(ll i = 2; i <= MAX_N; ++i) {fact[i] = (fact[i-1] * i) % mod;}}e = 0;if(n == 0) return 1;long long res = mod_fact(n / mod, e);e += n / mod;if((n / mod) % 2 != 0) return (res * (mod - fact[n % mod])) % mod;return (res * fact[n % mod]) % mod;}// return nCklong long mod_comb(long long n, long long k) {if(n < 0 || k < 0 || n < k) return 0;long long e1, e2, e3;long long a1 = mod_fact(n, e1), a2 = mod_fact(k, e2), a3 = mod_fact(n - k, e3);if(e1 > e2 + e3) return 0;return (a1 * mod_inverse((a2 * a3) % mod, mod)) % mod;}using mi = modint;mi mod_pow(mi a, ll n) {mi ret = 1;mi tmp = a;while(n > 0) {if(n % 2) ret *= tmp;tmp = tmp * tmp;n /= 2;}return ret;}ll gcd(ll a, ll b) {if (b == 0) return a;return gcd(b, a % b);}int n;vector<vector<int>> t;vector<ll> ans;vector<ll> subt;ll dfs1(int v, int p) {ll ret = 1;for(auto adj: t[v]) {if(adj == p) continue;ret += dfs1(adj, v);}return subt[v] = ret;}ll dfs2(int v, int p) {ll ret = 0;for(auto adj: t[v]) {if(adj == p) continue;ret += dfs2(adj, v);}ll tmp = subt[v] * subt[v];tmp -= ret;ans[v] = tmp;ret += tmp;return ret;}int main() {cin.tie(0);ios::sync_with_stdio(false);cin >> n;t.resize(n);ans.resize(n);subt.resize(n);REP(i, n - 1) {int u, v;cin >> u >> v;u--;v--;t[u].pb(v);t[v].pb(u);}dfs1(0, -1);dfs2(0, -1);REP(i, n) {cout << ans[i] << "\n";}return 0;}