Submission #466971

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
466971	2021-08-21T06:44:25 Z	jamezzz	Art Exhibition (JOI18_art)	C++17	100 / 100	208 ms	28612 KB

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

#ifdef DEBUG
#define dbg(...) printf(__VA_ARGS__);
#else
#define dbg(...)
#endif
#define sf scanf
#define pf printf
#define fi first
#define se second
#define pb emplace_back
#define ppb pop_back
#define sz(x) (int)x.size()
#define mnto(x,y) x=min(x,(__typeof__(x))y)
#define mxto(x,y) x=max(x,(__typeof__(x))y)
#define INF 1023456789
#define LINF 1023456789123456789
#define all(x) x.begin(), x.end()
typedef long long ll;
typedef long double ld;
typedef pair<int, int> ii;
typedef pair<ll, ll> pll;
typedef tuple<int, int, int> iii;
typedef tuple<int, int, int, int> iiii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<pll> vll;
mt19937 rng(time(0));

int n;
ll a,b,pfx[500005],val[500005];
vll v;

int main(){
	sf("%d",&n);
	v.resize(n+1);
	for(int i=1;i<=n;++i){
		sf("%lld%lld",&v[i].fi,&v[i].se);
	}
	sort(all(v));
	ll mn=LINF,ans=-LINF;
	for(int i=1;i<=n;++i){
		pfx[i]=pfx[i-1]+v[i].se;
		val[i-1]=pfx[i-1]-v[i].fi;
		mnto(mn,val[i-1]);
		mxto(ans,pfx[i]-v[i].fi-mn);
	}
	pf("%lld\n",ans);
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:37:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |  sf("%d",&n);
      |    ^
art.cpp:40:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   40 |   sf("%lld%lld",&v[i].fi,&v[i].se);
      |     ^

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	312 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	312 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	2 ms	588 KB	Output is correct
28	Correct	2 ms	588 KB	Output is correct
29	Correct	3 ms	588 KB	Output is correct
30	Correct	2 ms	588 KB	Output is correct
31	Correct	2 ms	588 KB	Output is correct
32	Correct	2 ms	588 KB	Output is correct
33	Correct	2 ms	588 KB	Output is correct
34	Correct	3 ms	588 KB	Output is correct
35	Correct	4 ms	572 KB	Output is correct
36	Correct	2 ms	588 KB	Output is correct
37	Correct	3 ms	588 KB	Output is correct
38	Correct	2 ms	588 KB	Output is correct
39	Correct	2 ms	588 KB	Output is correct
40	Correct	2 ms	588 KB	Output is correct
41	Correct	2 ms	588 KB	Output is correct
42	Correct	2 ms	588 KB	Output is correct
43	Correct	3 ms	588 KB	Output is correct
44	Correct	3 ms	588 KB	Output is correct
45	Correct	3 ms	588 KB	Output is correct
46	Correct	2 ms	588 KB	Output is correct
47	Correct	3 ms	588 KB	Output is correct
48	Correct	3 ms	588 KB	Output is correct
49	Correct	2 ms	588 KB	Output is correct
50	Correct	2 ms	588 KB	Output is correct
51	Correct	2 ms	588 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	312 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	2 ms	588 KB	Output is correct
28	Correct	2 ms	588 KB	Output is correct
29	Correct	3 ms	588 KB	Output is correct
30	Correct	2 ms	588 KB	Output is correct
31	Correct	2 ms	588 KB	Output is correct
32	Correct	2 ms	588 KB	Output is correct
33	Correct	2 ms	588 KB	Output is correct
34	Correct	3 ms	588 KB	Output is correct
35	Correct	4 ms	572 KB	Output is correct
36	Correct	2 ms	588 KB	Output is correct
37	Correct	3 ms	588 KB	Output is correct
38	Correct	2 ms	588 KB	Output is correct
39	Correct	2 ms	588 KB	Output is correct
40	Correct	2 ms	588 KB	Output is correct
41	Correct	2 ms	588 KB	Output is correct
42	Correct	2 ms	588 KB	Output is correct
43	Correct	3 ms	588 KB	Output is correct
44	Correct	3 ms	588 KB	Output is correct
45	Correct	3 ms	588 KB	Output is correct
46	Correct	2 ms	588 KB	Output is correct
47	Correct	3 ms	588 KB	Output is correct
48	Correct	3 ms	588 KB	Output is correct
49	Correct	2 ms	588 KB	Output is correct
50	Correct	2 ms	588 KB	Output is correct
51	Correct	2 ms	588 KB	Output is correct
52	Correct	206 ms	28496 KB	Output is correct
53	Correct	207 ms	28592 KB	Output is correct
54	Correct	204 ms	28596 KB	Output is correct
55	Correct	207 ms	28592 KB	Output is correct
56	Correct	208 ms	28588 KB	Output is correct
57	Correct	203 ms	28592 KB	Output is correct
58	Correct	204 ms	28592 KB	Output is correct
59	Correct	204 ms	28612 KB	Output is correct
60	Correct	208 ms	28480 KB	Output is correct
61	Correct	201 ms	28444 KB	Output is correct
62	Correct	208 ms	28472 KB	Output is correct
63	Correct	203 ms	28580 KB	Output is correct
64	Correct	205 ms	28596 KB	Output is correct
65	Correct	202 ms	28468 KB	Output is correct
66	Correct	206 ms	28596 KB	Output is correct
67	Correct	205 ms	28584 KB	Output is correct
68	Correct	205 ms	28584 KB	Output is correct

Submission #466971

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