답안 #737447

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
737447	2023-05-07T08:02:50 Z	josanneo22	Art Exhibition (JOI18_art)	C++17	100 / 100	93 ms	14892 KB

#include<bits/stdc++.h>
using namespace std;

#define int long long
#define pb push_back
#define pii pair<int,int>
#define fi first
#define se second
int n; 
vector<pii> a;
vector<int> val;
int get(int x,int y){
	return val[y+1]-val[x];
}
char buf[1<<23],*p1=buf,*p2=buf;
#define getchar() (p1==p2&&(p2=(p1=buf)+fread(buf,1,1<<21,stdin),p1==p2)?EOF:*p1++)
inline int rd()
{
	int s=0;
	char ch=getchar(),last;
	while(ch<'0'||ch>'9') last=ch,ch=getchar();
	while(ch>='0'&&ch<='9') s=(s<<1)+(s<<3)+(ch^48),ch=getchar();
	return last=='-'?-s:s;
}
int num[100];
inline void rt(int x)
{
	if(x<0) putchar('-'),x=-x;;
	int len=0;
	do num[len++]=x%10;while(x/=10);
	while(len--) putchar(num[len]+'0');
}
void solve(){
	n=rd();
	a.resize(n);val.resize(n+2);
	for(auto&x:a) x.first=rd(),x.second=rd(); 
	sort(a.begin(),a.end());
	for(int i=1;i<=n;i++) val[i]=val[i-1]+a[i-1].second;
	int mx=0,ans=0;
	for(int i=0;i<n;i++){
		mx=max(mx,a[i].first-get(0,i-1));
		ans=max(ans,get(0,i)-a[i].first+mx);
	}
	rt(ans);
}
signed main(){
	ios_base::sync_with_stdio(0); cin.tie(0);
	solve();
}

Compilation message

art.cpp: In function 'long long int rd()':
art.cpp:23:18: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized]
   23 |  return last=='-'?-s:s;
      |         ~~~~~~~~~^~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	212 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	340 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	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	212 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	340 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	336 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	332 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	336 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	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	212 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	340 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	336 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	332 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	336 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	596 KB	Output is correct
28	Correct	1 ms	596 KB	Output is correct
29	Correct	1 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	1 ms	580 KB	Output is correct
32	Correct	1 ms	580 KB	Output is correct
33	Correct	1 ms	596 KB	Output is correct
34	Correct	2 ms	596 KB	Output is correct
35	Correct	2 ms	596 KB	Output is correct
36	Correct	1 ms	580 KB	Output is correct
37	Correct	1 ms	596 KB	Output is correct
38	Correct	1 ms	596 KB	Output is correct
39	Correct	1 ms	596 KB	Output is correct
40	Correct	1 ms	584 KB	Output is correct
41	Correct	1 ms	572 KB	Output is correct
42	Correct	2 ms	584 KB	Output is correct
43	Correct	2 ms	580 KB	Output is correct
44	Correct	1 ms	596 KB	Output is correct
45	Correct	1 ms	596 KB	Output is correct
46	Correct	1 ms	596 KB	Output is correct
47	Correct	1 ms	596 KB	Output is correct
48	Correct	1 ms	596 KB	Output is correct
49	Correct	1 ms	596 KB	Output is correct
50	Correct	1 ms	596 KB	Output is correct
51	Correct	1 ms	596 KB	Output is correct

Subtask #4
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	328 KB	Output is correct
7	Correct	1 ms	212 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	340 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	336 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	332 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	336 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	596 KB	Output is correct
28	Correct	1 ms	596 KB	Output is correct
29	Correct	1 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	1 ms	580 KB	Output is correct
32	Correct	1 ms	580 KB	Output is correct
33	Correct	1 ms	596 KB	Output is correct
34	Correct	2 ms	596 KB	Output is correct
35	Correct	2 ms	596 KB	Output is correct
36	Correct	1 ms	580 KB	Output is correct
37	Correct	1 ms	596 KB	Output is correct
38	Correct	1 ms	596 KB	Output is correct
39	Correct	1 ms	596 KB	Output is correct
40	Correct	1 ms	584 KB	Output is correct
41	Correct	1 ms	572 KB	Output is correct
42	Correct	2 ms	584 KB	Output is correct
43	Correct	2 ms	580 KB	Output is correct
44	Correct	1 ms	596 KB	Output is correct
45	Correct	1 ms	596 KB	Output is correct
46	Correct	1 ms	596 KB	Output is correct
47	Correct	1 ms	596 KB	Output is correct
48	Correct	1 ms	596 KB	Output is correct
49	Correct	1 ms	596 KB	Output is correct
50	Correct	1 ms	596 KB	Output is correct
51	Correct	1 ms	596 KB	Output is correct
52	Correct	71 ms	14412 KB	Output is correct
53	Correct	72 ms	14868 KB	Output is correct
54	Correct	72 ms	14888 KB	Output is correct
55	Correct	78 ms	14776 KB	Output is correct
56	Correct	93 ms	14892 KB	Output is correct
57	Correct	73 ms	14884 KB	Output is correct
58	Correct	71 ms	14796 KB	Output is correct
59	Correct	70 ms	14824 KB	Output is correct
60	Correct	70 ms	14884 KB	Output is correct
61	Correct	76 ms	14884 KB	Output is correct
62	Correct	81 ms	14892 KB	Output is correct
63	Correct	76 ms	14792 KB	Output is correct
64	Correct	72 ms	14888 KB	Output is correct
65	Correct	69 ms	14884 KB	Output is correct
66	Correct	69 ms	14796 KB	Output is correct
67	Correct	74 ms	14892 KB	Output is correct
68	Correct	78 ms	14792 KB	Output is correct

답안 #737447

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