답안 #676464

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
676464 2022-12-31T03:29:36 Z penguin133 Candies (JOI18_candies) C++17
100 / 100
245 ms 24140 KB
#include <bits/stdc++.h>
using namespace std;
#define int long long
multiset<pair<int, pair<int, int> > >s;
multiset<pair<int, pair<int, int> > >:: iterator it;
int A[200005], p[200005];
pair<int, pair<int, int> >r[200005];
int px(int x){
	if(p[x] == x)return p[x];
	else return p[x] = px(p[x]);
}
void merge(int a, int b, int c){
	a = px(a), b = px(b), c = px(c);
	if(a != b){
		p[c] = p[b] = a;
		r[a].first += r[c].first - r[b].first;
		r[a].second.first = min({r[a].second.first, r[b].second.first, r[c].second.first});
		r[a].second.second = max({r[c].second.second, r[a].second.second, r[b].second.second});
	}
}
main(){
	ios::sync_with_stdio(0);cin.tie(0);
	int ans = 0;
	int n;cin >> n;
	r[0].first = -1e15;
	r[0].second.first = n + 1;
	for(int i=1;i<=n;i++)cin >> A[i], s.insert(make_pair(A[i], make_pair(i,i))), p[i] = i, r[i].first = A[i], r[i].second.first = r[i].second.second = i;
	for(int i=1;i<=(n+1)/2;i++){
		it = --s.end();
		int x = it->first;
		int y = it->second.first;
		int z = it->second.second;
		while(!s.empty() && (r[px(y)].second.first != y || r[px(y)].second.second != z)){
			s.erase(it);
			it = --s.end();
			x = it->first;
			y = it->second.first;
			z = it->second.second;
		}
		ans += x;
		merge(y-1,y,z+1);
		s.insert(r[px(y)]);
		cout << ans << '\n';
	}
}

Compilation message

candies.cpp:21:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   21 | main(){
      | ^~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 2 ms 572 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 2 ms 464 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 2 ms 572 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 2 ms 464 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 219 ms 24056 KB Output is correct
22 Correct 245 ms 24076 KB Output is correct
23 Correct 229 ms 24016 KB Output is correct
24 Correct 104 ms 23832 KB Output is correct
25 Correct 117 ms 23852 KB Output is correct
26 Correct 109 ms 23860 KB Output is correct
27 Correct 121 ms 24048 KB Output is correct
28 Correct 119 ms 24012 KB Output is correct
29 Correct 121 ms 24004 KB Output is correct
30 Correct 122 ms 24000 KB Output is correct
31 Correct 124 ms 24004 KB Output is correct
32 Correct 122 ms 24092 KB Output is correct
33 Correct 164 ms 23900 KB Output is correct
34 Correct 153 ms 23824 KB Output is correct
35 Correct 155 ms 23892 KB Output is correct
36 Correct 215 ms 24064 KB Output is correct
37 Correct 214 ms 24060 KB Output is correct
38 Correct 217 ms 24116 KB Output is correct
39 Correct 105 ms 23836 KB Output is correct
40 Correct 105 ms 23880 KB Output is correct
41 Correct 105 ms 23804 KB Output is correct
42 Correct 120 ms 23988 KB Output is correct
43 Correct 116 ms 24048 KB Output is correct
44 Correct 117 ms 24000 KB Output is correct
45 Correct 124 ms 24140 KB Output is correct
46 Correct 121 ms 23988 KB Output is correct
47 Correct 123 ms 24080 KB Output is correct
48 Correct 156 ms 23752 KB Output is correct
49 Correct 156 ms 23844 KB Output is correct
50 Correct 155 ms 23840 KB Output is correct