結果
問題 | No.1103 Directed Length Sum |
ユーザー | pitsu_kyo_pro |
提出日時 | 2020-07-03 22:11:14 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 696 ms / 3,000 ms |
コード長 | 2,118 bytes |
コンパイル時間 | 1,336 ms |
コンパイル使用メモリ | 119,440 KB |
実行使用メモリ | 61,952 KB |
最終ジャッジ日時 | 2024-09-17 02:30:29 |
合計ジャッジ時間 | 8,033 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 300 ms
61,952 KB |
testcase_03 | AC | 188 ms
38,544 KB |
testcase_04 | AC | 362 ms
28,032 KB |
testcase_05 | AC | 696 ms
46,184 KB |
testcase_06 | AC | 188 ms
19,412 KB |
testcase_07 | AC | 34 ms
7,168 KB |
testcase_08 | AC | 55 ms
9,184 KB |
testcase_09 | AC | 20 ms
5,632 KB |
testcase_10 | AC | 81 ms
11,288 KB |
testcase_11 | AC | 401 ms
30,152 KB |
testcase_12 | AC | 218 ms
19,448 KB |
testcase_13 | AC | 93 ms
11,592 KB |
testcase_14 | AC | 15 ms
5,376 KB |
testcase_15 | AC | 155 ms
15,944 KB |
testcase_16 | AC | 466 ms
33,728 KB |
testcase_17 | AC | 502 ms
34,912 KB |
testcase_18 | AC | 86 ms
11,152 KB |
testcase_19 | AC | 421 ms
30,988 KB |
testcase_20 | AC | 26 ms
6,144 KB |
testcase_21 | AC | 53 ms
8,576 KB |
testcase_22 | AC | 310 ms
25,920 KB |
testcase_23 | AC | 167 ms
16,744 KB |
コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/x86_64-pc-linux-gnu/bits/c++allocator.h:33, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/allocator.h:46, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/string:41, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/locale_classes.h:40, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/ios_base.h:41, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ios:42, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:38, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/iostream:39, from main.cpp:1: In member function 'void std::__new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = int; _Args = {int&}; _Tp = int]', inlined from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(allocator_type&, _Up*, _Args&& ...) [with _Up = int; _Args = {int&}; _Tp = int]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/alloc_traits.h:516:17, inlined from 'void std::deque<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&}; _Tp = int; _Alloc = std::allocator<int>]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/deque.tcc:170:30, inlined from 'void std::queue<_Tp, _Sequence>::emplace(_Args&& ...) [with _Args = {int&}; _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_queue.h:302:18, inlined from 'int main()' at main.cpp:59:14: /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/new_allocator.h:175:11: warning: 'root' may be used uninitialized [-Wmaybe-uninitialized] 175 | { ::new((void *)__p) _Up(std::forward<_Args
ソースコード
#include <iostream> // cout, endl, cin #include <string> // string, to_string, stoi #include <vector> // vector #include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound #include <utility> // pair, make_pair #include <tuple> // tuple, make_tuple #include <cstdint> // int64_t, int*_t #include <cstdio> // printf #include <map> // map #include <queue> // queue, priority_queue #include <set> // set #include <stack> // stack #include <deque> // deque #include <unordered_map> // unordered_map #include <unordered_set> // unordered_set #include <bitset> // bitset #include <cctype> // isupper, islower, isdigit, toupper, tolower #include <iomanip> // setprecision #include <complex> // complex #include <math.h> #include <climits> #include <assert.h> #include <random> #define rep(i,n) for(int i=0; i<(n); i++) using namespace std; using ll = long long; using P = pair<int,int>; constexpr ll INF = 1e18; constexpr int inf = 1e9; constexpr ll mod = 1000000007; constexpr ll mod2 = 998244353; const double PI = 3.1415926535897932384626433832795028841971; const int dx[8] = {1, 0, -1, 0,1,1,-1,-1}; const int dy[8] = {0, 1, 0, -1,1,-1,1,-1}; template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } // --------------------------------------------------------------------------- int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); int N; cin >> N; vector<bool> used(N,false); vector<vector<int>> G(N); for(int i=0; i<N-1; i++){ int a,b; cin >> a >> b; a--;b--; G[a].emplace_back(b); used[b] = true; } int root; for(int i=0; i<N; i++) if(!used[i]) root = i; queue<int> que; vector<int> dist(N,-1); dist[root] = 0; que.emplace(root); while(que.size()){ int v = que.front(); que.pop(); for(int nv : G[v]){ dist[nv] = dist[v] + 1; que.emplace(nv); } } ll ans = 0; for(int i=0; i<N; i++){ ans += (ll)dist[i]*(dist[i]+1)/2; ans %= mod; } cout << ans << "\n"; return 0; }