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Submission #713341

# Submission time Handle Problem Language Result Execution time Memory
713341 2023-03-21T18:04:21 Z _martynas Potatoes and fertilizers (LMIO19_bulves) C++11
100 / 100
 225 ms 19164 KB 
#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using pii = pair<int, int>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;
using vi = vector<int>;
using vl = vector<ll>;

const int MOD = 1e9+7;

#define F first
#define S second
#define PB push_back
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()

void FASTIO() {ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); }

const int MXN = 5e5+5;

int n;
ll A[MXN], B[MXN];

int main() {
    FASTIO();
    cin >> n;
    for(int i = 1; i <= n; i++) cin >> A[i] >> B[i], A[i] -= B[i], A[i] += A[i-1];
    priority_queue<ll> PQ;
    ll sy = 0;
    for(int i = 1; i < n; i++) {
        if(A[i] < 0) sy += -A[i], A[i] = 0;
        sy += A[i];
        PQ.push(A[i]);
        PQ.push(A[i]);
        PQ.pop();
    }
    ll ans = sy;
    while(!PQ.empty()) {
        ans -= min(A[n], PQ.top());
        PQ.pop();
    }
    cout << ans << "\n";
    return 0;
}

/*



*/

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 13 ms 2008 KB Output is correct
5 Correct 32 ms 3660 KB Output is correct
6 Correct 100 ms 9764 KB Output is correct
7 Correct 130 ms 19044 KB Output is correct
8 Correct 159 ms 17232 KB Output is correct
9 Correct 138 ms 16524 KB Output is correct
10 Correct 105 ms 14280 KB Output is correct
11 Correct 103 ms 14296 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 13 ms 2008 KB Output is correct
5 Correct 32 ms 3660 KB Output is correct
6 Correct 100 ms 9764 KB Output is correct
7 Correct 130 ms 19044 KB Output is correct
8 Correct 159 ms 17232 KB Output is correct
9 Correct 138 ms 16524 KB Output is correct
10 Correct 105 ms 14280 KB Output is correct
11 Correct 103 ms 14296 KB Output is correct
12 Correct 43 ms 5076 KB Output is correct
13 Correct 106 ms 13228 KB Output is correct
14 Correct 148 ms 19068 KB Output is correct
15 Correct 178 ms 17160 KB Output is correct
16 Correct 168 ms 16548 KB Output is correct
17 Correct 129 ms 14320 KB Output is correct
18 Correct 1 ms 336 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 332 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 2 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 464 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct

Subtask #5
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 13 ms 2008 KB Output is correct
12 Correct 32 ms 3660 KB Output is correct
13 Correct 100 ms 9764 KB Output is correct
14 Correct 130 ms 19044 KB Output is correct
15 Correct 159 ms 17232 KB Output is correct
16 Correct 138 ms 16524 KB Output is correct
17 Correct 105 ms 14280 KB Output is correct
18 Correct 103 ms 14296 KB Output is correct
19 Correct 43 ms 5076 KB Output is correct
20 Correct 106 ms 13228 KB Output is correct
21 Correct 148 ms 19068 KB Output is correct
22 Correct 178 ms 17160 KB Output is correct
23 Correct 168 ms 16548 KB Output is correct
24 Correct 129 ms 14320 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 1 ms 464 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 48 ms 5068 KB Output is correct
34 Correct 109 ms 13232 KB Output is correct
35 Correct 202 ms 19164 KB Output is correct
36 Correct 191 ms 16708 KB Output is correct
37 Correct 153 ms 17224 KB Output is correct
38 Correct 225 ms 19164 KB Output is correct
39 Correct 121 ms 15320 KB Output is correct
40 Correct 136 ms 14404 KB Output is correct
41 Correct 101 ms 14288 KB Output is correct
42 Correct 105 ms 14280 KB Output is correct
43 Correct 100 ms 14352 KB Output is correct
44 Correct 101 ms 14316 KB Output is correct
45 Correct 176 ms 19100 KB Output is correct
46 Correct 140 ms 14680 KB Output is correct
47 Correct 126 ms 13256 KB Output is correct