답안 #41582

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
41582 2018-02-19T13:46:33 Z OneSubmissionMan Art Exhibition (JOI18_art) C++11
100 / 100
217 ms 8636 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; 	



  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);
                                     ^
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 2 ms 476 KB Output is correct
8 Correct 1 ms 476 KB Output is correct
9 Correct 2 ms 476 KB Output is correct
10 Correct 2 ms 532 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 2 ms 476 KB Output is correct
8 Correct 1 ms 476 KB Output is correct
9 Correct 2 ms 476 KB Output is correct
10 Correct 2 ms 532 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 712 KB Output is correct
16 Correct 1 ms 712 KB Output is correct
17 Correct 2 ms 712 KB Output is correct
18 Correct 2 ms 712 KB Output is correct
19 Correct 1 ms 712 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 1 ms 712 KB Output is correct
22 Correct 1 ms 712 KB Output is correct
23 Correct 1 ms 712 KB Output is correct
24 Correct 1 ms 712 KB Output is correct
25 Correct 1 ms 712 KB Output is correct
26 Correct 2 ms 712 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 2 ms 476 KB Output is correct
8 Correct 1 ms 476 KB Output is correct
9 Correct 2 ms 476 KB Output is correct
10 Correct 2 ms 532 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 712 KB Output is correct
16 Correct 1 ms 712 KB Output is correct
17 Correct 2 ms 712 KB Output is correct
18 Correct 2 ms 712 KB Output is correct
19 Correct 1 ms 712 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 1 ms 712 KB Output is correct
22 Correct 1 ms 712 KB Output is correct
23 Correct 1 ms 712 KB Output is correct
24 Correct 1 ms 712 KB Output is correct
25 Correct 1 ms 712 KB Output is correct
26 Correct 2 ms 712 KB Output is correct
27 Correct 3 ms 712 KB Output is correct
28 Correct 3 ms 712 KB Output is correct
29 Correct 4 ms 712 KB Output is correct
30 Correct 5 ms 712 KB Output is correct
31 Correct 3 ms 712 KB Output is correct
32 Correct 3 ms 712 KB Output is correct
33 Correct 5 ms 712 KB Output is correct
34 Correct 3 ms 712 KB Output is correct
35 Correct 4 ms 712 KB Output is correct
36 Correct 3 ms 712 KB Output is correct
37 Correct 3 ms 712 KB Output is correct
38 Correct 3 ms 712 KB Output is correct
39 Correct 3 ms 712 KB Output is correct
40 Correct 4 ms 712 KB Output is correct
41 Correct 3 ms 712 KB Output is correct
42 Correct 4 ms 712 KB Output is correct
43 Correct 3 ms 744 KB Output is correct
44 Correct 3 ms 744 KB Output is correct
45 Correct 3 ms 744 KB Output is correct
46 Correct 3 ms 744 KB Output is correct
47 Correct 3 ms 744 KB Output is correct
48 Correct 4 ms 744 KB Output is correct
49 Correct 5 ms 744 KB Output is correct
50 Correct 4 ms 744 KB Output is correct
51 Correct 3 ms 744 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 2 ms 476 KB Output is correct
8 Correct 1 ms 476 KB Output is correct
9 Correct 2 ms 476 KB Output is correct
10 Correct 2 ms 532 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 712 KB Output is correct
16 Correct 1 ms 712 KB Output is correct
17 Correct 2 ms 712 KB Output is correct
18 Correct 2 ms 712 KB Output is correct
19 Correct 1 ms 712 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 1 ms 712 KB Output is correct
22 Correct 1 ms 712 KB Output is correct
23 Correct 1 ms 712 KB Output is correct
24 Correct 1 ms 712 KB Output is correct
25 Correct 1 ms 712 KB Output is correct
26 Correct 2 ms 712 KB Output is correct
27 Correct 3 ms 712 KB Output is correct
28 Correct 3 ms 712 KB Output is correct
29 Correct 4 ms 712 KB Output is correct
30 Correct 5 ms 712 KB Output is correct
31 Correct 3 ms 712 KB Output is correct
32 Correct 3 ms 712 KB Output is correct
33 Correct 5 ms 712 KB Output is correct
34 Correct 3 ms 712 KB Output is correct
35 Correct 4 ms 712 KB Output is correct
36 Correct 3 ms 712 KB Output is correct
37 Correct 3 ms 712 KB Output is correct
38 Correct 3 ms 712 KB Output is correct
39 Correct 3 ms 712 KB Output is correct
40 Correct 4 ms 712 KB Output is correct
41 Correct 3 ms 712 KB Output is correct
42 Correct 4 ms 712 KB Output is correct
43 Correct 3 ms 744 KB Output is correct
44 Correct 3 ms 744 KB Output is correct
45 Correct 3 ms 744 KB Output is correct
46 Correct 3 ms 744 KB Output is correct
47 Correct 3 ms 744 KB Output is correct
48 Correct 4 ms 744 KB Output is correct
49 Correct 5 ms 744 KB Output is correct
50 Correct 4 ms 744 KB Output is correct
51 Correct 3 ms 744 KB Output is correct
52 Correct 188 ms 8636 KB Output is correct
53 Correct 189 ms 8636 KB Output is correct
54 Correct 212 ms 8636 KB Output is correct
55 Correct 215 ms 8636 KB Output is correct
56 Correct 189 ms 8636 KB Output is correct
57 Correct 200 ms 8636 KB Output is correct
58 Correct 186 ms 8636 KB Output is correct
59 Correct 199 ms 8636 KB Output is correct
60 Correct 193 ms 8636 KB Output is correct
61 Correct 198 ms 8636 KB Output is correct
62 Correct 199 ms 8636 KB Output is correct
63 Correct 185 ms 8636 KB Output is correct
64 Correct 188 ms 8636 KB Output is correct
65 Correct 203 ms 8636 KB Output is correct
66 Correct 186 ms 8636 KB Output is correct
67 Correct 203 ms 8636 KB Output is correct
68 Correct 217 ms 8636 KB Output is correct