結果
問題 | No.277 根掘り葉掘り |
ユーザー | tancahn2380 |
提出日時 | 2018-04-01 16:17:50 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 222 ms / 3,000 ms |
コード長 | 2,526 bytes |
コンパイル時間 | 999 ms |
コンパイル使用メモリ | 110,812 KB |
実行使用メモリ | 10,816 KB |
最終ジャッジ日時 | 2024-06-26 05:27:55 |
合計ジャッジ時間 | 5,215 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 4 ms
6,656 KB |
testcase_01 | AC | 4 ms
6,528 KB |
testcase_02 | AC | 4 ms
6,400 KB |
testcase_03 | AC | 4 ms
6,656 KB |
testcase_04 | AC | 5 ms
6,528 KB |
testcase_05 | AC | 4 ms
6,528 KB |
testcase_06 | AC | 4 ms
6,656 KB |
testcase_07 | AC | 4 ms
6,528 KB |
testcase_08 | AC | 4 ms
6,656 KB |
testcase_09 | AC | 213 ms
9,600 KB |
testcase_10 | AC | 198 ms
10,816 KB |
testcase_11 | AC | 218 ms
10,240 KB |
testcase_12 | AC | 221 ms
10,112 KB |
testcase_13 | AC | 222 ms
10,308 KB |
testcase_14 | AC | 218 ms
10,180 KB |
testcase_15 | AC | 218 ms
10,204 KB |
testcase_16 | AC | 218 ms
10,236 KB |
testcase_17 | AC | 219 ms
10,172 KB |
testcase_18 | AC | 213 ms
10,112 KB |
testcase_19 | AC | 219 ms
10,236 KB |
ソースコード
# include <iostream> # include <algorithm> # include <vector> # include <string> # include <set> # include <map> # include <cmath> # include <iomanip> # include <functional> # include <utility> # include <stack> # include <queue> # include <list> # include <tuple> # include <unordered_map> # include <numeric> # include <complex> # include <bitset> # include <random> # include <chrono> using namespace std; using LL = long long; using ULL = unsigned long long; constexpr int INF = 2147483647; constexpr int HINF = INF / 2; constexpr double DINF = 100000000000000000.0; constexpr double HDINF = 50000000000000000.0; constexpr long long LINF = 9223372036854775807; constexpr long long HLINF = 4500000000000000000; const double PI = acos(-1); int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 }; template <typename T_char>T_char TL(T_char cX) { return tolower(cX); }; template <typename T_char>T_char TU(T_char cX) { return toupper(cX); }; # define ALL(x) (x).begin(),(x).end() # define UNIQ(c) (c).erase(unique(ALL((c))),(c).end()) # define LOWER(s) transform(ALL((s)),(s).begin(),TL<char>) # define UPPER(s) transform(ALL((s)),(s).begin(),TU<char>) # define mp make_pair # define eb emplace_back # define FOR(i,a,b) for(LL i=(a);i<(b);i++) # define RFOR(i,a,b) for(LL i=(a);i>=(b);i--) # define REP(i,n) FOR(i,0,n) # define INIT std::ios::sync_with_stdio(false);std::cin.tie(0) int n; vector<int> G[101010]; int d[101010],dha[101010]; bool isha[101010]; void bfs() { queue<int>que; //初期化 for (int i = 0; i < 101010; i++)d[i] = INF; que.push(0); d[0] = 0; while (que.size()) { int p = que.front(); que.pop(); for (int i = 0; i < G[p].size(); i++) { if (d[G[p][i]] == INF) { que.push(G[p][i]); d[G[p][i]] = d[p] + 1; } } } } void bfs2() { queue<int>que; //初期化 for (int i = 0; i < 101010; i++)dha[i] = INF; que.push(101009); dha[101009] = 0; while (que.size()) { int p = que.front(); que.pop(); for (int i = 0; i < G[p].size(); i++) { if (/*条件式&&*/dha[G[p][i]] == INF) { que.push(G[p][i]); dha[G[p][i]] = dha[p] + 1; } } } } int main() { cin >> n; REP(i, n-1) { int x, y; cin >> x >> y; x--, y--; G[x].emplace_back(y); G[y].emplace_back(x); } bfs(); REP(i, n) { if (i) { if (G[i].size() == 1) { isha[i] = true; } } } REP(i, n) { if (isha[i]) { G[101009].emplace_back(i); } } bfs2(); REP(i, n) { cout << min(d[i], dha[i]-1) << endl; } //system("pause"); }