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Submission #787059

# Submission time Handle Problem Language Result Execution time Memory
787059 2023-07-18T17:46:43 Z JoenPoenMan Rice Hub (IOI11_ricehub) C++17
42 / 100
 1000 ms 1304 KB 
#include "ricehub.h"
#include <bits/stdc++.h>

using namespace std;

#define ALL(arr) begin(arr), end(arr)
#define CONTAINS(arr, val) (find(ALL(arr), val) == end(arr))

typedef pair<int, int> ii;

int besthub(int R, int L, int X[], long long B)
{
    vector<int> crs;
    stack<ii> removed;
    long long cost = 0;
    int i = 0;
    int best = 0;
    long long dc = 0;
    for (int x = 1; x <= L && (i < R || dc < 0); x++)
    {
        while (!removed.empty() && removed.top().first + x - removed.top().second <= B - cost) {
            crs.insert(crs.begin(), removed.top().first + x - removed.top().second);
            cost += crs[0];
            dc++;
            removed.pop();
        }
        while (i < R && cost + (X[i]-x) <= B) {
            crs.push_back(x - X[i]);
            cost += X[i]-x;
            dc--;
            i++;
        }
        while (crs.size() && i < R && (X[i]-x) <= crs[0]) {
            cost -= crs[0];
            removed.push({crs[0], x});
            crs.erase(crs.begin());
            crs.push_back(x - X[i]);
            cost += X[i]-x;
            dc -= 2;
            i++;
        }
        while (i < R && cost + (X[i]-x) <= B) {
            crs.push_back(x - X[i]);
            cost += X[i]-x;
            dc--;
            i++;
        }
        best = max(best, (int)crs.size());
        for (int &el : crs) {
            if (el == 0) {
                dc += 2;
            } 
            el++;
        }
        cost += dc;
        while (cost > B) {
            cost -= crs[0];
            removed.push({crs[0], x});
            crs.erase(crs.begin());
            dc--;
        }
    }
    return best;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 2 ms 212 KB Output is correct
24 Correct 2 ms 212 KB Output is correct
25 Correct 2 ms 212 KB Output is correct
26 Correct 2 ms 212 KB Output is correct
27 Correct 2 ms 212 KB Output is correct
28 Correct 1 ms 316 KB Output is correct

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 349 ms 300 KB Output is correct
4 Correct 300 ms 296 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 224 KB Output is correct
13 Correct 4 ms 212 KB Output is correct
14 Correct 4 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 4 ms 212 KB Output is correct
18 Correct 4 ms 212 KB Output is correct
19 Correct 376 ms 304 KB Output is correct
20 Correct 344 ms 308 KB Output is correct
21 Correct 2 ms 348 KB Output is correct
22 Correct 1 ms 320 KB Output is correct
23 Correct 19 ms 340 KB Output is correct
24 Correct 17 ms 420 KB Output is correct
25 Execution timed out 1079 ms 524 KB Time limit exceeded
26 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 488 KB Output is correct
2 Correct 9 ms 472 KB Output is correct
3 Execution timed out 1073 ms 1304 KB Time limit exceeded
4 Halted 0 ms 0 KB -