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Submission #259576

# Submission time Handle Problem Language Result Execution time Memory
259576 2020-08-08T02:59:39 Z 임성재(#5054) 역사적 조사 (JOI14_historical) C++17
30 / 100
 166 ms 11952 KB 
#include<bits/stdc++.h>  
using namespace std;  
  
#define fast ios::sync_with_stdio(false);cin.tie(NULL)  
#define fi first  
#define se second  
#define all(v) (v).begin(),(v).end()  
#define pb push_back  
#define eb emplace_back
#define pre(a) cout<<fixed; cout.precision(a)
#define mp make_pair
  
typedef long long ll;  
typedef pair<int,int> pii;  
typedef pair<ll,ll> pll;  
const ll INF = 1e18;
const int inf = 1e9;
const int sz = 400;

ll n, q;
ll x[100010];
ll cnt[100010];
ll ans[100010];
vector<ll> v;
vector<pair<pll, ll>> qr;
multiset<ll> S;

void add(int k) {
	S.erase(cnt[k] * v[k]);
	cnt[k]++;
	S.insert(cnt[k] * v[k]);
}

void erase(int k) {
	S.erase(cnt[k] * v[k]);
	cnt[k]--;
	S.insert(cnt[k] * v[k]);
}

int main() {
	fast;

	cin >> n >> q;

	for(int i=0; i<n; i++) {
		cin >> x[i];
		v.eb(x[i]);
		S.insert(0);
	}

	sort(all(v));
	v.erase(unique(all(v)), v.end());

	for(int i=0; i<n; i++) {
		x[i] = lower_bound(all(v), x[i]) - v.begin();
	}

	for(int i=1; i<=q; i++) {
		ll a, b;
		cin >> a >> b;
		a--, b--;

		if(a > b) swap(a, b);

		qr.eb(mp(a, b), i);
	}

	sort(all(qr), [](pair<pll, ll> i, pair<pll, ll> j) {
		if(i.fi.fi / sz == j.fi.fi / sz) return i.fi.se < j.fi.se;
		return i.fi.fi / sz < j.fi.fi / sz;
	});

	int s = qr[0].fi.fi;
	int e = qr[0].fi.se;

	for(int i=s; i<=e; i++) {
		add(x[i]);
	}

	ans[qr[0].se] = *prev(S.end());

	for(int i=1; i<q; i++) {
		while(s < qr[i].fi.fi) erase(x[s++]);
		while(s > qr[i].fi.fi) add(x[--s]);
		while(e < qr[i].fi.se) add(x[++e]);
		while(e > qr[i].fi.se) erase(x[e--]);

		ans[qr[i].se] = *prev(S.end());
	}

	for(int i=1; i<=q; i++) {
		cout << ans[i] << "\n";
	}
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 7 ms 384 KB Output is correct
18 Correct 19 ms 512 KB Output is correct
19 Correct 41 ms 632 KB Output is correct
20 Correct 98 ms 768 KB Output is correct
21 Correct 135 ms 1024 KB Output is correct
22 Incorrect 166 ms 1080 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 6 ms 768 KB Output is correct
8 Correct 12 ms 1152 KB Output is correct
9 Correct 26 ms 2044 KB Output is correct
10 Correct 27 ms 3576 KB Output is correct
11 Correct 107 ms 10596 KB Output is correct
12 Correct 94 ms 6760 KB Output is correct
13 Correct 111 ms 8328 KB Output is correct
14 Correct 134 ms 9952 KB Output is correct
15 Correct 143 ms 11952 KB Output is correct
16 Correct 156 ms 10332 KB Output is correct
17 Correct 86 ms 8556 KB Output is correct
18 Correct 117 ms 10600 KB Output is correct
19 Correct 111 ms 11492 KB Output is correct
20 Correct 81 ms 8936 KB Output is correct

Subtask #4
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 7 ms 384 KB Output is correct
18 Correct 19 ms 512 KB Output is correct
19 Correct 41 ms 632 KB Output is correct
20 Correct 98 ms 768 KB Output is correct
21 Correct 135 ms 1024 KB Output is correct
22 Incorrect 166 ms 1080 KB Output isn't correct
23 Halted 0 ms 0 KB -