oj.uz

Submission #884914

# Submission time Handle Problem Language Result Execution time Memory
884914 2023-12-08T16:38:22 Z cpptowin Art Exhibition (JOI18_art) C++17
100 / 100
 146 ms 32448 KB 
#include<bits/stdc++.h>
#define fo(i,d,c) for(int i=d;i<=c;i++)
#define fod(i,c,d) for(int i=c;i>=d;i--)
#define maxn 1000010
#define N 1010
#define fi first
#define se second
#define pb emplace_back
#define en cout<<"\n";
#define int long long
#define inf (int)1e18
#define pii pair<int,int>
#define vii vector<pii>
#define lb(x) x&-x
#define bit(i,j) ((i>>j)&1)
#define offbit(i,j) (i^(1<<j))
#define onbit(i,j) (i|(1<<j))
#define vi vector<int>
template <typename T1, typename T2> bool minimize(T1 &a, T2 b){if (a > b) {a = b; return true;} return false;}
template <typename T1, typename T2> bool maximize(T1 &a, T2 b){if (a < b) {a = b; return true;} return false;}
using namespace std;
int n;
pii a[maxn];
int p[maxn];
int minn[maxn];
main()
{
    #define name "TASK"
    if(fopen(name".inp","r"))
    {
       freopen(name".inp","r",stdin);
       freopen(name".out","w",stdout);
    }
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    cin >> n;
    fo(i,1,n) cin >> a[i].fi >> a[i].se;
    sort(a + 1,a + n + 1);
    int ans = 0;
    fo(i,1,n)
    {
        p[i] = p[i - 1] + a[i].se;
        minn[i] = min(minn[i - 1],p[i - 1] - a[i].fi);
        ans = max(ans,p[i] - a[i].fi - minn[i]);
    }
    cout << ans;
}

Compilation message

art.cpp:26:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   26 | main()
      | ^~~~
art.cpp: In function 'int main()':
art.cpp:31:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |        freopen(name".inp","r",stdin);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
art.cpp:32:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   32 |        freopen(name".out","w",stdout);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2520 KB Output is correct
26 Correct 1 ms 2528 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2520 KB Output is correct
26 Correct 1 ms 2528 KB Output is correct
27 Correct 2 ms 2648 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 2 ms 2632 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2628 KB Output is correct
32 Correct 2 ms 2652 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 2 ms 2652 KB Output is correct
35 Correct 2 ms 2652 KB Output is correct
36 Correct 2 ms 2652 KB Output is correct
37 Correct 2 ms 2652 KB Output is correct
38 Correct 2 ms 2648 KB Output is correct
39 Correct 2 ms 2648 KB Output is correct
40 Correct 2 ms 2648 KB Output is correct
41 Correct 2 ms 2524 KB Output is correct
42 Correct 2 ms 2652 KB Output is correct
43 Correct 2 ms 2540 KB Output is correct
44 Correct 2 ms 2652 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 2 ms 2692 KB Output is correct
47 Correct 2 ms 2652 KB Output is correct
48 Correct 2 ms 2652 KB Output is correct
49 Correct 2 ms 2528 KB Output is correct
50 Correct 2 ms 2632 KB Output is correct
51 Correct 2 ms 2652 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2520 KB Output is correct
26 Correct 1 ms 2528 KB Output is correct
27 Correct 2 ms 2648 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 2 ms 2632 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2628 KB Output is correct
32 Correct 2 ms 2652 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 2 ms 2652 KB Output is correct
35 Correct 2 ms 2652 KB Output is correct
36 Correct 2 ms 2652 KB Output is correct
37 Correct 2 ms 2652 KB Output is correct
38 Correct 2 ms 2648 KB Output is correct
39 Correct 2 ms 2648 KB Output is correct
40 Correct 2 ms 2648 KB Output is correct
41 Correct 2 ms 2524 KB Output is correct
42 Correct 2 ms 2652 KB Output is correct
43 Correct 2 ms 2540 KB Output is correct
44 Correct 2 ms 2652 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 2 ms 2692 KB Output is correct
47 Correct 2 ms 2652 KB Output is correct
48 Correct 2 ms 2652 KB Output is correct
49 Correct 2 ms 2528 KB Output is correct
50 Correct 2 ms 2632 KB Output is correct
51 Correct 2 ms 2652 KB Output is correct
52 Correct 129 ms 32056 KB Output is correct
53 Correct 128 ms 32052 KB Output is correct
54 Correct 127 ms 32084 KB Output is correct
55 Correct 133 ms 32188 KB Output is correct
56 Correct 128 ms 32180 KB Output is correct
57 Correct 127 ms 32064 KB Output is correct
58 Correct 127 ms 32440 KB Output is correct
59 Correct 126 ms 32064 KB Output is correct
60 Correct 126 ms 32060 KB Output is correct
61 Correct 127 ms 31936 KB Output is correct
62 Correct 127 ms 32052 KB Output is correct
63 Correct 125 ms 32052 KB Output is correct
64 Correct 146 ms 32080 KB Output is correct
65 Correct 130 ms 32052 KB Output is correct
66 Correct 126 ms 32060 KB Output is correct
67 Correct 125 ms 32052 KB Output is correct
68 Correct 128 ms 32448 KB Output is correct