結果
問題 | No.1390 Get together |
ユーザー | Enjapma_kyopro |
提出日時 | 2021-02-12 23:03:39 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,646 bytes |
コンパイル時間 | 1,755 ms |
コンパイル使用メモリ | 174,520 KB |
実行使用メモリ | 25,728 KB |
最終ジャッジ日時 | 2024-07-20 00:28:18 |
合計ジャッジ時間 | 4,572 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 | 8 ms
15,232 KB |
testcase_01 | AC | 8 ms
15,232 KB |
testcase_02 | AC | 8 ms
15,232 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | AC | 8 ms
15,232 KB |
testcase_11 | AC | 8 ms
15,232 KB |
testcase_12 | AC | 9 ms
15,232 KB |
testcase_13 | AC | 7 ms
15,104 KB |
testcase_14 | AC | 8 ms
15,232 KB |
testcase_15 | AC | 8 ms
15,232 KB |
testcase_16 | AC | 47 ms
21,336 KB |
testcase_17 | AC | 71 ms
24,192 KB |
testcase_18 | AC | 52 ms
21,204 KB |
testcase_19 | AC | 85 ms
25,728 KB |
testcase_20 | AC | 86 ms
25,600 KB |
testcase_21 | AC | 87 ms
25,728 KB |
testcase_22 | AC | 69 ms
24,516 KB |
testcase_23 | AC | 72 ms
24,500 KB |
testcase_24 | AC | 74 ms
24,392 KB |
testcase_25 | AC | 86 ms
25,600 KB |
testcase_26 | AC | 84 ms
25,600 KB |
testcase_27 | AC | 84 ms
25,728 KB |
testcase_28 | AC | 80 ms
25,728 KB |
testcase_29 | AC | 84 ms
25,728 KB |
testcase_30 | AC | 79 ms
25,728 KB |
testcase_31 | AC | 93 ms
25,728 KB |
ソースコード
#include <bits/stdc++.h> #include <numeric> using namespace std; // using mint = long double; // using mint = modint998244353; // using mint = modint1000000007; typedef long long ll; typedef pair<ll, ll> P; typedef pair<P, ll> T; typedef pair<ll, vector<ll> > Pd; const ll INF = 1e18; const ll fact_table = 3200008; priority_queue <ll> pql; priority_queue <P> pqp; //big priority queue // priority_queue <ll, vector<ll>, greater<ll> > pqls; priority_queue <P, vector<P>, greater<P> > pqps; //small priority queue //top pop ll dx[8] = {1, 0, -1, 0, 1, 1, -1, -1}; ll dy[8] = {0, 1, 0, -1, -1, 1, 1, -1}; //↓,→,↑,← /* #define endl "\n" #ifdef ENJAPMA #undef endl #endif */ #define p(x) cout<<x<<endl; #define el cout<<endl; #define pe(x) cout<<x<<" "; #define ps(x) cout<<fixed<<setprecision(25)<<x<<endl; #define pu(x) cout<<(x); #define pb push_back #define lb lower_bound #define ub upper_bound #define pc(x) cout << x << ","; #define rep(i, n) for (ll i = 0; i < (n); i ++) #define rep2(i, a, b) for (ll i = a; i <= (b); i++) #define rep3(i, a, b) for (ll i = a; i >= (b); i--) typedef vector<ll> vec; typedef vector<vector<ll>> mat; // vec v(n) -> 長さnのベクトルを宣言 // mat dp(h, vec(w)) -> h * w の行列を宣言 // const ll mod = 998244353ll; const ll mod = 1000000007ll; ll mypow(ll a, ll b, ll m = mod) {ll x = 1; while (b) {while (!(b & 1)) {(a *= a) %= m; b >>= 1;}(x *= a) %= m; b--;} return x;} vec rv(ll read) { vec res(read); for (int i = 0; i < read; i++) { cin >> res[i]; } return res;} void YES(bool cond) { if (cond) { p("YES");} else { p("NO");} return;} void Yes(bool cond) { if (cond) { p("Yes");} else { p("No");} return;} void line() { p("--------------------"); return;} /* ll fact[fact_table + 5], rfact[fact_table + 5]; void c3_init() { fact[0] = rfact[0] = 1; for (ll i = 1; i <= fact_table; i++) { fact[i] = (fact[i - 1] * i) % mod; } rfact[fact_table] = mypow(fact[fact_table], mod - 2, mod); for (ll i = fact_table; i >= 1; i--) { rfact[i - 1] = rfact[i] * i; rfact[i - 1] %= mod; } return; } ll c3(ll n, ll r) { return (((fact[n] * rfact[r]) % mod ) * rfact[n - r]) % mod; } */ bool icpc = false; bool multicase = false; ll n, m; ll box[200005], color[200005]; ll parent[500005], sizes[500005]; void init(ll n) { for (ll i = 0; i <= n; i++) { parent[i] = i; } } ll find(ll x) { if (parent[x] == x) { return x; } else { return parent[x] = find(parent[x]); } } void unite(ll x, ll y) { x = find(x); y = find(y); if (x == y)return; if (sizes[x] < sizes[y])swap(x, y); parent[y] = x; sizes[x] += sizes[y]; } bool same(ll x, ll y) { return find(x) == find(y); } ll size(ll x) { return sizes[find(x)]; } vec G[500005]; bool solve() { cin >> n >> m; init(n + 10); for (int i = 0; i < n; i++) { cin >> box[i] >> color[i]; G[color[i]].pb(box[i]); } ll ans = 0; for (int i = 1; i <= n; i++) { for (int j=0;j+1<G[i].size();j++) { int a = G[i][j], b = G[i][j + 1]; if (!same(a, b)) { ans ++; unite(a, b); } } } p(ans); return true; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); if (icpc) { while (solve()); return 0; } ll q, testcase = 1; if (multicase) { cin >> q; } else { q = 1; } while (q--) { // pu("Case ");pu("#");pu(testcase);pu(": "); solve(); testcase++; } // solve(); return 0; }