oj.uz

Submission #70824

# Submission time Handle Problem Language Result Execution time Memory
70824 2018-08-23T13:48:06 Z someone_aa Art Exhibition (JOI18_art) C++17
50 / 100
 1000 ms 41140 KB 
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
using namespace std;
const int maxn = 500100;
map<ll, ll> sum;
vector<pair<ll, ll> > values;
vector<ll> pref;
ll n, x, y;

ll get_val(int l, int r) {
    ll sum =1LL* pref[r] - pref[l-1];
    ll diff = values[r].first - values[l].first;
    return sum - diff;
}

int main() {
    cin>>n;
    for(int i=0;i<n;i++) {
        cin>>x>>y;
        sum[x] += y;
    }

    values.pb(mp(0LL,0LL));
    pref.pb(0LL);
    for(auto i:sum) {
        values.pb(mp(i.first, i.second));
        pref.pb(pref.back() + i.second);
    }

    ll l = 1LL;
    ll result = 0LL;
    for(ll i=1;i<values.size();i++) {
        for(ll j=1;j<=i;j++) {
            result = max(result, get_val(j, i));
        }
    }
    cout<<result;

    return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:34:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(ll i=1;i<values.size();i++) {
                ~^~~~~~~~~~~~~~
art.cpp:32:8: warning: unused variable 'l' [-Wunused-variable]
     ll l = 1LL;
        ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 380 KB Output is correct
2 Correct 2 ms 480 KB Output is correct
3 Correct 2 ms 480 KB Output is correct
4 Correct 3 ms 480 KB Output is correct
5 Correct 2 ms 480 KB Output is correct
6 Correct 3 ms 480 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 3 ms 580 KB Output is correct
9 Correct 2 ms 660 KB Output is correct
10 Correct 3 ms 660 KB Output is correct
11 Correct 3 ms 660 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 380 KB Output is correct
2 Correct 2 ms 480 KB Output is correct
3 Correct 2 ms 480 KB Output is correct
4 Correct 3 ms 480 KB Output is correct
5 Correct 2 ms 480 KB Output is correct
6 Correct 3 ms 480 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 3 ms 580 KB Output is correct
9 Correct 2 ms 660 KB Output is correct
10 Correct 3 ms 660 KB Output is correct
11 Correct 3 ms 660 KB Output is correct
12 Correct 4 ms 660 KB Output is correct
13 Correct 4 ms 660 KB Output is correct
14 Correct 4 ms 660 KB Output is correct
15 Correct 4 ms 676 KB Output is correct
16 Correct 4 ms 680 KB Output is correct
17 Correct 3 ms 692 KB Output is correct
18 Correct 4 ms 716 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 4 ms 736 KB Output is correct
21 Correct 5 ms 744 KB Output is correct
22 Correct 5 ms 752 KB Output is correct
23 Correct 5 ms 760 KB Output is correct
24 Correct 3 ms 768 KB Output is correct
25 Correct 3 ms 776 KB Output is correct
26 Correct 4 ms 784 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 380 KB Output is correct
2 Correct 2 ms 480 KB Output is correct
3 Correct 2 ms 480 KB Output is correct
4 Correct 3 ms 480 KB Output is correct
5 Correct 2 ms 480 KB Output is correct
6 Correct 3 ms 480 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 3 ms 580 KB Output is correct
9 Correct 2 ms 660 KB Output is correct
10 Correct 3 ms 660 KB Output is correct
11 Correct 3 ms 660 KB Output is correct
12 Correct 4 ms 660 KB Output is correct
13 Correct 4 ms 660 KB Output is correct
14 Correct 4 ms 660 KB Output is correct
15 Correct 4 ms 676 KB Output is correct
16 Correct 4 ms 680 KB Output is correct
17 Correct 3 ms 692 KB Output is correct
18 Correct 4 ms 716 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 4 ms 736 KB Output is correct
21 Correct 5 ms 744 KB Output is correct
22 Correct 5 ms 752 KB Output is correct
23 Correct 5 ms 760 KB Output is correct
24 Correct 3 ms 768 KB Output is correct
25 Correct 3 ms 776 KB Output is correct
26 Correct 4 ms 784 KB Output is correct
27 Correct 38 ms 1432 KB Output is correct
28 Correct 31 ms 1560 KB Output is correct
29 Correct 36 ms 1600 KB Output is correct
30 Correct 33 ms 1816 KB Output is correct
31 Correct 36 ms 2064 KB Output is correct
32 Correct 43 ms 2064 KB Output is correct
33 Correct 36 ms 2108 KB Output is correct
34 Correct 39 ms 2332 KB Output is correct
35 Correct 40 ms 2396 KB Output is correct
36 Correct 43 ms 2584 KB Output is correct
37 Correct 34 ms 2712 KB Output is correct
38 Correct 35 ms 2716 KB Output is correct
39 Correct 36 ms 2968 KB Output is correct
40 Correct 34 ms 3220 KB Output is correct
41 Correct 39 ms 3220 KB Output is correct
42 Correct 41 ms 3348 KB Output is correct
43 Correct 31 ms 3384 KB Output is correct
44 Correct 36 ms 3668 KB Output is correct
45 Correct 52 ms 3732 KB Output is correct
46 Correct 36 ms 3768 KB Output is correct
47 Correct 35 ms 3928 KB Output is correct
48 Correct 33 ms 4148 KB Output is correct
49 Correct 46 ms 4268 KB Output is correct
50 Correct 39 ms 4432 KB Output is correct
51 Correct 36 ms 4488 KB Output is correct

Subtask #4
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 380 KB Output is correct
2 Correct 2 ms 480 KB Output is correct
3 Correct 2 ms 480 KB Output is correct
4 Correct 3 ms 480 KB Output is correct
5 Correct 2 ms 480 KB Output is correct
6 Correct 3 ms 480 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 3 ms 580 KB Output is correct
9 Correct 2 ms 660 KB Output is correct
10 Correct 3 ms 660 KB Output is correct
11 Correct 3 ms 660 KB Output is correct
12 Correct 4 ms 660 KB Output is correct
13 Correct 4 ms 660 KB Output is correct
14 Correct 4 ms 660 KB Output is correct
15 Correct 4 ms 676 KB Output is correct
16 Correct 4 ms 680 KB Output is correct
17 Correct 3 ms 692 KB Output is correct
18 Correct 4 ms 716 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 4 ms 736 KB Output is correct
21 Correct 5 ms 744 KB Output is correct
22 Correct 5 ms 752 KB Output is correct
23 Correct 5 ms 760 KB Output is correct
24 Correct 3 ms 768 KB Output is correct
25 Correct 3 ms 776 KB Output is correct
26 Correct 4 ms 784 KB Output is correct
27 Correct 38 ms 1432 KB Output is correct
28 Correct 31 ms 1560 KB Output is correct
29 Correct 36 ms 1600 KB Output is correct
30 Correct 33 ms 1816 KB Output is correct
31 Correct 36 ms 2064 KB Output is correct
32 Correct 43 ms 2064 KB Output is correct
33 Correct 36 ms 2108 KB Output is correct
34 Correct 39 ms 2332 KB Output is correct
35 Correct 40 ms 2396 KB Output is correct
36 Correct 43 ms 2584 KB Output is correct
37 Correct 34 ms 2712 KB Output is correct
38 Correct 35 ms 2716 KB Output is correct
39 Correct 36 ms 2968 KB Output is correct
40 Correct 34 ms 3220 KB Output is correct
41 Correct 39 ms 3220 KB Output is correct
42 Correct 41 ms 3348 KB Output is correct
43 Correct 31 ms 3384 KB Output is correct
44 Correct 36 ms 3668 KB Output is correct
45 Correct 52 ms 3732 KB Output is correct
46 Correct 36 ms 3768 KB Output is correct
47 Correct 35 ms 3928 KB Output is correct
48 Correct 33 ms 4148 KB Output is correct
49 Correct 46 ms 4268 KB Output is correct
50 Correct 39 ms 4432 KB Output is correct
51 Correct 36 ms 4488 KB Output is correct
52 Execution timed out 1082 ms 41140 KB Time limit exceeded
53 Halted 0 ms 0 KB -