Submission #41580

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
41580	2018-02-19T13:45:01 Z	OneSubmissionMan	Art Exhibition (JOI18_art)	C++11	100 / 100	236 ms	8672 KB

# include <bits/stdc++.h>

# define F first
# define S second
# define mp make_pair
// everything go according to my plan
# define pb push_back
# define sz(a) (int)(a.size())
# define vec vector
// shimkenttin kyzdary, dzyn, dzyn, dzyn...
# define y1    Y_U_NO_y1
# define left  Y_U_NO_left
# define right Y_U_NO_right

using namespace std;

typedef pair <int, int> pii;
typedef long long ll;
typedef long double ld;

const int Mod = (int)1e9 + 7;
const int MX = 1073741822;
const ll MXLL = 4e18;
const int Sz = 1110111;
// a pinch of soul
inline void Read_rap () {
  ios_base :: sync_with_stdio(0);
  cin.tie(0); cout.tie(0);
}
inline void randomizer3000 () {
  unsigned int seed;
  asm ("rdtsc" : "=A"(seed));
  srand (seed);
}
void files (string problem) {
  if (fopen ((problem + ".in").c_str(),"r")) {
    freopen ((problem + ".in").c_str(),"r",stdin);
    freopen ((problem + ".out").c_str(),"w",stdout);
  }
}
void localInput (string in = "s") {
  if (fopen (in.c_str(), "r"))
    freopen (in.c_str(), "r", stdin);
  else {
    cerr << "Input file not found" << endl;
  }
}
int n;

pair <ll, ll> a[Sz];

int main()
{
  Read_rap();
  //localInput();
  cin >> n;
  for (int i = 1; i <= n; i++)	cin >> a[i].F >> a[i].S;

  sort (a + 1, a + n + 1);
  
  ll mn = 0, ans = 0, prefB = 0;
  for (int i = 1; i <= n; i++) {
  	mn = min (mn, prefB - a[i].F);
  	prefB += a[i].S;  
  	ans = max (ans, prefB - mn - a[i].F);
  }
  cout << ans << endl;; 	



  return 0;
}










// Coded by Z..

Compilation message

art.cpp: In function 'void files(std::__cxx11::string)':
art.cpp:37:50: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen ((problem + ".in").c_str(),"r",stdin);
                                                  ^
art.cpp:38:52: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen ((problem + ".out").c_str(),"w",stdout);
                                                    ^
art.cpp: In function 'void localInput(std::__cxx11::string)':
art.cpp:43:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen (in.c_str(), "r", stdin);
                                     ^

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	1 ms	352 KB	Output is correct
3	Correct	1 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	1 ms	472 KB	Output is correct
6	Correct	2 ms	476 KB	Output is correct
7	Correct	2 ms	528 KB	Output is correct
8	Correct	2 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	1 ms	548 KB	Output is correct
11	Correct	2 ms	548 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	1 ms	352 KB	Output is correct
3	Correct	1 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	1 ms	472 KB	Output is correct
6	Correct	2 ms	476 KB	Output is correct
7	Correct	2 ms	528 KB	Output is correct
8	Correct	2 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	1 ms	548 KB	Output is correct
11	Correct	2 ms	548 KB	Output is correct
12	Correct	2 ms	548 KB	Output is correct
13	Correct	2 ms	596 KB	Output is correct
14	Correct	2 ms	596 KB	Output is correct
15	Correct	2 ms	596 KB	Output is correct
16	Correct	2 ms	600 KB	Output is correct
17	Correct	2 ms	600 KB	Output is correct
18	Correct	1 ms	600 KB	Output is correct
19	Correct	2 ms	708 KB	Output is correct
20	Correct	2 ms	708 KB	Output is correct
21	Correct	1 ms	708 KB	Output is correct
22	Correct	2 ms	708 KB	Output is correct
23	Correct	1 ms	708 KB	Output is correct
24	Correct	2 ms	708 KB	Output is correct
25	Correct	1 ms	708 KB	Output is correct
26	Correct	2 ms	708 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	1 ms	352 KB	Output is correct
3	Correct	1 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	1 ms	472 KB	Output is correct
6	Correct	2 ms	476 KB	Output is correct
7	Correct	2 ms	528 KB	Output is correct
8	Correct	2 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	1 ms	548 KB	Output is correct
11	Correct	2 ms	548 KB	Output is correct
12	Correct	2 ms	548 KB	Output is correct
13	Correct	2 ms	596 KB	Output is correct
14	Correct	2 ms	596 KB	Output is correct
15	Correct	2 ms	596 KB	Output is correct
16	Correct	2 ms	600 KB	Output is correct
17	Correct	2 ms	600 KB	Output is correct
18	Correct	1 ms	600 KB	Output is correct
19	Correct	2 ms	708 KB	Output is correct
20	Correct	2 ms	708 KB	Output is correct
21	Correct	1 ms	708 KB	Output is correct
22	Correct	2 ms	708 KB	Output is correct
23	Correct	1 ms	708 KB	Output is correct
24	Correct	2 ms	708 KB	Output is correct
25	Correct	1 ms	708 KB	Output is correct
26	Correct	2 ms	708 KB	Output is correct
27	Correct	4 ms	708 KB	Output is correct
28	Correct	4 ms	708 KB	Output is correct
29	Correct	4 ms	752 KB	Output is correct
30	Correct	3 ms	752 KB	Output is correct
31	Correct	3 ms	752 KB	Output is correct
32	Correct	3 ms	752 KB	Output is correct
33	Correct	3 ms	752 KB	Output is correct
34	Correct	3 ms	752 KB	Output is correct
35	Correct	3 ms	752 KB	Output is correct
36	Correct	3 ms	752 KB	Output is correct
37	Correct	3 ms	752 KB	Output is correct
38	Correct	3 ms	752 KB	Output is correct
39	Correct	3 ms	752 KB	Output is correct
40	Correct	3 ms	752 KB	Output is correct
41	Correct	5 ms	752 KB	Output is correct
42	Correct	4 ms	752 KB	Output is correct
43	Correct	4 ms	752 KB	Output is correct
44	Correct	3 ms	752 KB	Output is correct
45	Correct	3 ms	752 KB	Output is correct
46	Correct	3 ms	752 KB	Output is correct
47	Correct	3 ms	752 KB	Output is correct
48	Correct	3 ms	752 KB	Output is correct
49	Correct	3 ms	752 KB	Output is correct
50	Correct	3 ms	752 KB	Output is correct
51	Correct	3 ms	752 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	1 ms	352 KB	Output is correct
3	Correct	1 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	1 ms	472 KB	Output is correct
6	Correct	2 ms	476 KB	Output is correct
7	Correct	2 ms	528 KB	Output is correct
8	Correct	2 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	1 ms	548 KB	Output is correct
11	Correct	2 ms	548 KB	Output is correct
12	Correct	2 ms	548 KB	Output is correct
13	Correct	2 ms	596 KB	Output is correct
14	Correct	2 ms	596 KB	Output is correct
15	Correct	2 ms	596 KB	Output is correct
16	Correct	2 ms	600 KB	Output is correct
17	Correct	2 ms	600 KB	Output is correct
18	Correct	1 ms	600 KB	Output is correct
19	Correct	2 ms	708 KB	Output is correct
20	Correct	2 ms	708 KB	Output is correct
21	Correct	1 ms	708 KB	Output is correct
22	Correct	2 ms	708 KB	Output is correct
23	Correct	1 ms	708 KB	Output is correct
24	Correct	2 ms	708 KB	Output is correct
25	Correct	1 ms	708 KB	Output is correct
26	Correct	2 ms	708 KB	Output is correct
27	Correct	4 ms	708 KB	Output is correct
28	Correct	4 ms	708 KB	Output is correct
29	Correct	4 ms	752 KB	Output is correct
30	Correct	3 ms	752 KB	Output is correct
31	Correct	3 ms	752 KB	Output is correct
32	Correct	3 ms	752 KB	Output is correct
33	Correct	3 ms	752 KB	Output is correct
34	Correct	3 ms	752 KB	Output is correct
35	Correct	3 ms	752 KB	Output is correct
36	Correct	3 ms	752 KB	Output is correct
37	Correct	3 ms	752 KB	Output is correct
38	Correct	3 ms	752 KB	Output is correct
39	Correct	3 ms	752 KB	Output is correct
40	Correct	3 ms	752 KB	Output is correct
41	Correct	5 ms	752 KB	Output is correct
42	Correct	4 ms	752 KB	Output is correct
43	Correct	4 ms	752 KB	Output is correct
44	Correct	3 ms	752 KB	Output is correct
45	Correct	3 ms	752 KB	Output is correct
46	Correct	3 ms	752 KB	Output is correct
47	Correct	3 ms	752 KB	Output is correct
48	Correct	3 ms	752 KB	Output is correct
49	Correct	3 ms	752 KB	Output is correct
50	Correct	3 ms	752 KB	Output is correct
51	Correct	3 ms	752 KB	Output is correct
52	Correct	187 ms	8456 KB	Output is correct
53	Correct	206 ms	8560 KB	Output is correct
54	Correct	204 ms	8560 KB	Output is correct
55	Correct	232 ms	8560 KB	Output is correct
56	Correct	202 ms	8560 KB	Output is correct
57	Correct	207 ms	8584 KB	Output is correct
58	Correct	187 ms	8584 KB	Output is correct
59	Correct	198 ms	8584 KB	Output is correct
60	Correct	189 ms	8584 KB	Output is correct
61	Correct	201 ms	8584 KB	Output is correct
62	Correct	195 ms	8584 KB	Output is correct
63	Correct	236 ms	8584 KB	Output is correct
64	Correct	188 ms	8584 KB	Output is correct
65	Correct	186 ms	8584 KB	Output is correct
66	Correct	205 ms	8672 KB	Output is correct
67	Correct	187 ms	8672 KB	Output is correct
68	Correct	186 ms	8672 KB	Output is correct

Submission #41580

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