답안 #753858

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
753858	2023-06-06T08:31:47 Z	emad234	Art Exhibition (JOI18_art)	C++17	100 / 100	237 ms	32752 KB

#include <bits/stdc++.h>
#define all(v) ((v).begin(),(v).end())
#define ll long long
using namespace std;
const ll mod = 1e9 + 7;
const ll mxN = 2e6 + 1;
pair<ll,ll>a[mxN];
vector<pair<ll,ll>>v;
ll prfx[mxN];
signed main()
{
  ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  ll n;
  cin >>n;
  for(ll i = 0;i < n;i++) cin >>a[i].first>>a[i].second;
  ll ans = 0;
  sort(a,a + n);
  ll bf = -1;
  ll sum2 = 0;
  for(ll i = 0;i < n;i++){
    if(a[i].first != bf && bf != -1){
      v.push_back({bf,sum2});
      sum2 = 0;
    }
    sum2 += a[i].second;
    bf = a[i].first;
  }
  v.push_back({bf,sum2});
  // cout<<'\n';
  // for(auto x : v) cout<<x.first<<' '<<x.second<<'\n';
  prfx[0] = v[0].second;
  for(ll i = 1;i < n;i++){
    prfx[i] = prfx[i - 1] + v[i].second;
  }
  ll l = 0;
  ans = v[0].second;
  // cout<<ans<<'\n';
  for(ll i = 1;i < v.size();i++){
    ll x = 0;
    if(l != 0) x = prfx[l - 1];
    ll sum = prfx[i] - x - v[i].first + v[l].first;
    ll sum1 = v[i].second;
    if(sum1 >= sum){
      l = i;
    }
    ans = max(max(ans,sum),sum1);
  }
  cout<<ans<<'\n';
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:38:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |   for(ll i = 1;i < v.size();i++){
      |                ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	724 KB	Output is correct
28	Correct	3 ms	784 KB	Output is correct
29	Correct	3 ms	708 KB	Output is correct
30	Correct	3 ms	728 KB	Output is correct
31	Correct	2 ms	724 KB	Output is correct
32	Correct	3 ms	732 KB	Output is correct
33	Correct	3 ms	780 KB	Output is correct
34	Correct	3 ms	724 KB	Output is correct
35	Correct	2 ms	724 KB	Output is correct
36	Correct	3 ms	732 KB	Output is correct
37	Correct	2 ms	724 KB	Output is correct
38	Correct	3 ms	724 KB	Output is correct
39	Correct	2 ms	724 KB	Output is correct
40	Correct	3 ms	724 KB	Output is correct
41	Correct	2 ms	788 KB	Output is correct
42	Correct	3 ms	724 KB	Output is correct
43	Correct	2 ms	724 KB	Output is correct
44	Correct	2 ms	724 KB	Output is correct
45	Correct	2 ms	724 KB	Output is correct
46	Correct	2 ms	724 KB	Output is correct
47	Correct	4 ms	744 KB	Output is correct
48	Correct	3 ms	732 KB	Output is correct
49	Correct	3 ms	724 KB	Output is correct
50	Correct	3 ms	724 KB	Output is correct
51	Correct	3 ms	792 KB	Output is correct

Subtask #4
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	724 KB	Output is correct
28	Correct	3 ms	784 KB	Output is correct
29	Correct	3 ms	708 KB	Output is correct
30	Correct	3 ms	728 KB	Output is correct
31	Correct	2 ms	724 KB	Output is correct
32	Correct	3 ms	732 KB	Output is correct
33	Correct	3 ms	780 KB	Output is correct
34	Correct	3 ms	724 KB	Output is correct
35	Correct	2 ms	724 KB	Output is correct
36	Correct	3 ms	732 KB	Output is correct
37	Correct	2 ms	724 KB	Output is correct
38	Correct	3 ms	724 KB	Output is correct
39	Correct	2 ms	724 KB	Output is correct
40	Correct	3 ms	724 KB	Output is correct
41	Correct	2 ms	788 KB	Output is correct
42	Correct	3 ms	724 KB	Output is correct
43	Correct	2 ms	724 KB	Output is correct
44	Correct	2 ms	724 KB	Output is correct
45	Correct	2 ms	724 KB	Output is correct
46	Correct	2 ms	724 KB	Output is correct
47	Correct	4 ms	744 KB	Output is correct
48	Correct	3 ms	732 KB	Output is correct
49	Correct	3 ms	724 KB	Output is correct
50	Correct	3 ms	724 KB	Output is correct
51	Correct	3 ms	792 KB	Output is correct
52	Correct	184 ms	32552 KB	Output is correct
53	Correct	188 ms	32700 KB	Output is correct
54	Correct	190 ms	32740 KB	Output is correct
55	Correct	189 ms	32680 KB	Output is correct
56	Correct	197 ms	32708 KB	Output is correct
57	Correct	195 ms	32648 KB	Output is correct
58	Correct	179 ms	32572 KB	Output is correct
59	Correct	189 ms	32676 KB	Output is correct
60	Correct	186 ms	32676 KB	Output is correct
61	Correct	178 ms	32444 KB	Output is correct
62	Correct	195 ms	32644 KB	Output is correct
63	Correct	184 ms	32584 KB	Output is correct
64	Correct	177 ms	32612 KB	Output is correct
65	Correct	178 ms	32656 KB	Output is correct
66	Correct	186 ms	32676 KB	Output is correct
67	Correct	237 ms	32564 KB	Output is correct
68	Correct	178 ms	32752 KB	Output is correct

답안 #753858

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
50.0 / 50.0