Submission #136653

# Submission time Handle Problem Language Result Execution time Memory
136653 2019-07-26T03:28:05 Z junodeveloper Art Exhibition (JOI18_art) C++14
100 / 100
274 ms 24824 KB
#include <bits/stdc++.h>
#define sz(x) ((int)x.size())
#define all(x) (x).begin(), (x).end()
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
int n;
ll s[500010];
pll a[500010];
int main() {
	scanf("%d",&n);
	int i;
	for(i=1;i<=n;i++) {
		scanf("%lld%lld",&a[i].fi,&a[i].se);
	}
	sort(a+1,a+n+1);
	for(i=1;i<=n;i++) {
		s[i]=s[i-1]+a[i].se;
	}
	ll mx=-9e18,res=-9e18;
	for(i=n;i>=1;i--) {
		mx=max(mx,s[i]-a[i].fi);
		res=max(res, mx-s[i-1]+a[i].fi);
	}
	printf("%lld",res);
	return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:15:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
art.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld",&a[i].fi,&a[i].se);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 376 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 376 KB Output is correct
27 Correct 5 ms 632 KB Output is correct
28 Correct 5 ms 632 KB Output is correct
29 Correct 5 ms 540 KB Output is correct
30 Correct 5 ms 632 KB Output is correct
31 Correct 5 ms 632 KB Output is correct
32 Correct 5 ms 632 KB Output is correct
33 Correct 5 ms 632 KB Output is correct
34 Correct 5 ms 632 KB Output is correct
35 Correct 5 ms 632 KB Output is correct
36 Correct 4 ms 504 KB Output is correct
37 Correct 5 ms 632 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 5 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 4 ms 636 KB Output is correct
43 Correct 5 ms 632 KB Output is correct
44 Correct 5 ms 632 KB Output is correct
45 Correct 5 ms 632 KB Output is correct
46 Correct 5 ms 632 KB Output is correct
47 Correct 5 ms 636 KB Output is correct
48 Correct 5 ms 556 KB Output is correct
49 Correct 4 ms 552 KB Output is correct
50 Correct 5 ms 632 KB Output is correct
51 Correct 5 ms 632 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 376 KB Output is correct
27 Correct 5 ms 632 KB Output is correct
28 Correct 5 ms 632 KB Output is correct
29 Correct 5 ms 540 KB Output is correct
30 Correct 5 ms 632 KB Output is correct
31 Correct 5 ms 632 KB Output is correct
32 Correct 5 ms 632 KB Output is correct
33 Correct 5 ms 632 KB Output is correct
34 Correct 5 ms 632 KB Output is correct
35 Correct 5 ms 632 KB Output is correct
36 Correct 4 ms 504 KB Output is correct
37 Correct 5 ms 632 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 5 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 4 ms 636 KB Output is correct
43 Correct 5 ms 632 KB Output is correct
44 Correct 5 ms 632 KB Output is correct
45 Correct 5 ms 632 KB Output is correct
46 Correct 5 ms 632 KB Output is correct
47 Correct 5 ms 636 KB Output is correct
48 Correct 5 ms 556 KB Output is correct
49 Correct 4 ms 552 KB Output is correct
50 Correct 5 ms 632 KB Output is correct
51 Correct 5 ms 632 KB Output is correct
52 Correct 274 ms 23972 KB Output is correct
53 Correct 267 ms 24128 KB Output is correct
54 Correct 265 ms 24132 KB Output is correct
55 Correct 266 ms 24004 KB Output is correct
56 Correct 264 ms 24068 KB Output is correct
57 Correct 266 ms 23956 KB Output is correct
58 Correct 264 ms 24696 KB Output is correct
59 Correct 269 ms 24756 KB Output is correct
60 Correct 269 ms 24732 KB Output is correct
61 Correct 269 ms 24544 KB Output is correct
62 Correct 266 ms 24788 KB Output is correct
63 Correct 267 ms 24696 KB Output is correct
64 Correct 265 ms 24824 KB Output is correct
65 Correct 267 ms 24648 KB Output is correct
66 Correct 264 ms 23780 KB Output is correct
67 Correct 264 ms 24732 KB Output is correct
68 Correct 259 ms 24780 KB Output is correct