oj.uz

Submission #541304

# Submission time Handle Problem Language Result Execution time Memory
541304 2022-03-23T01:43:53 Z Astollfo Rabbit Carrot (LMIO19_triusis) Java 11
100 / 100
 276 ms 23496 KB 
import java.io.IOException;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
import java.util.ArrayList;

public class triusis {  // any other name breaks the grader lmao
    public static void main(String[] args) throws IOException {
        BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer inital = new StringTokenizer(read.readLine());
        int poleNum = Integer.parseInt(inital.nextToken());
        int jumpHeight = Integer.parseInt(inital.nextToken());

        ArrayList<Integer> possUnchanged = new ArrayList<>();
        for (int p = 0; p < poleNum; p++) {
            int pole = Integer.parseInt(read.readLine());
            // only add if it has any hope of being unchanged
            if ((p + 1) * jumpHeight >= pole) {
                possUnchanged.add((p + 1) * jumpHeight - pole);
            }
        }
        System.out.println(poleNum - longestNondecSubseq(possUnchanged));
    }

    private static int longestNondecSubseq(ArrayList<Integer> arr) {
        ArrayList<Integer> minEndings = new ArrayList<>();
        for (int i : arr) {
            // find the latest spot we can insert it (because it just has to be nondecreasing)
            int pos = bisectRight(minEndings, i);
            // standard LIS protocol
            if (pos == minEndings.size()) {
                minEndings.add(i);
            } else {
                minEndings.set(pos, i);
            }
        }
        return minEndings.size();
    }

    private static int bisectRight(ArrayList<Integer> arr, int x) {
        int lo = 0;
        int hi = arr.size();
        while (lo < hi) {
            int mid = (lo + hi) / 2;
            if (x < arr.get(mid)) {
                hi = mid;
            } else {
                lo = mid + 1;
            }
        }
        return lo;
    }
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 8392 KB Output is correct
2 Correct 57 ms 8568 KB Output is correct
3 Correct 68 ms 8464 KB Output is correct
4 Correct 57 ms 8400 KB Output is correct
5 Correct 58 ms 8248 KB Output is correct
6 Correct 58 ms 8352 KB Output is correct
7 Correct 59 ms 8328 KB Output is correct
8 Correct 74 ms 8344 KB Output is correct
9 Correct 63 ms 8288 KB Output is correct
10 Correct 59 ms 8420 KB Output is correct
11 Correct 60 ms 8380 KB Output is correct
12 Correct 63 ms 8188 KB Output is correct
13 Correct 65 ms 8268 KB Output is correct
14 Correct 57 ms 8380 KB Output is correct
15 Correct 59 ms 8188 KB Output is correct
16 Correct 61 ms 8204 KB Output is correct

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 8392 KB Output is correct
2 Correct 57 ms 8568 KB Output is correct
3 Correct 68 ms 8464 KB Output is correct
4 Correct 57 ms 8400 KB Output is correct
5 Correct 58 ms 8248 KB Output is correct
6 Correct 58 ms 8352 KB Output is correct
7 Correct 59 ms 8328 KB Output is correct
8 Correct 74 ms 8344 KB Output is correct
9 Correct 63 ms 8288 KB Output is correct
10 Correct 59 ms 8420 KB Output is correct
11 Correct 60 ms 8380 KB Output is correct
12 Correct 63 ms 8188 KB Output is correct
13 Correct 65 ms 8268 KB Output is correct
14 Correct 57 ms 8380 KB Output is correct
15 Correct 59 ms 8188 KB Output is correct
16 Correct 61 ms 8204 KB Output is correct
17 Correct 68 ms 8504 KB Output is correct
18 Correct 58 ms 8520 KB Output is correct
19 Correct 62 ms 8244 KB Output is correct
20 Correct 107 ms 8724 KB Output is correct
21 Correct 121 ms 10048 KB Output is correct
22 Correct 135 ms 11664 KB Output is correct
23 Correct 158 ms 11996 KB Output is correct
24 Correct 162 ms 12136 KB Output is correct
25 Correct 156 ms 11924 KB Output is correct
26 Correct 182 ms 12136 KB Output is correct
27 Correct 148 ms 11808 KB Output is correct
28 Correct 189 ms 11904 KB Output is correct
29 Correct 126 ms 9880 KB Output is correct
30 Correct 158 ms 11832 KB Output is correct
31 Correct 177 ms 11800 KB Output is correct
32 Correct 164 ms 11656 KB Output is correct
33 Correct 161 ms 11988 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 68 ms 8504 KB Output is correct
2 Correct 58 ms 8520 KB Output is correct
3 Correct 62 ms 8244 KB Output is correct
4 Correct 107 ms 8724 KB Output is correct
5 Correct 121 ms 10048 KB Output is correct
6 Correct 135 ms 11664 KB Output is correct
7 Correct 158 ms 11996 KB Output is correct
8 Correct 162 ms 12136 KB Output is correct
9 Correct 156 ms 11924 KB Output is correct
10 Correct 182 ms 12136 KB Output is correct
11 Correct 148 ms 11808 KB Output is correct
12 Correct 189 ms 11904 KB Output is correct
13 Correct 126 ms 9880 KB Output is correct
14 Correct 158 ms 11832 KB Output is correct
15 Correct 177 ms 11800 KB Output is correct
16 Correct 164 ms 11656 KB Output is correct
17 Correct 161 ms 11988 KB Output is correct
18 Correct 58 ms 8392 KB Output is correct
19 Correct 57 ms 8568 KB Output is correct
20 Correct 68 ms 8464 KB Output is correct
21 Correct 57 ms 8400 KB Output is correct
22 Correct 58 ms 8248 KB Output is correct
23 Correct 58 ms 8352 KB Output is correct
24 Correct 59 ms 8328 KB Output is correct
25 Correct 74 ms 8344 KB Output is correct
26 Correct 63 ms 8288 KB Output is correct
27 Correct 59 ms 8420 KB Output is correct
28 Correct 60 ms 8380 KB Output is correct
29 Correct 63 ms 8188 KB Output is correct
30 Correct 65 ms 8268 KB Output is correct
31 Correct 57 ms 8380 KB Output is correct
32 Correct 59 ms 8188 KB Output is correct
33 Correct 61 ms 8204 KB Output is correct
34 Correct 135 ms 11684 KB Output is correct
35 Correct 139 ms 11532 KB Output is correct
36 Correct 139 ms 11712 KB Output is correct
37 Correct 159 ms 11872 KB Output is correct
38 Correct 147 ms 11884 KB Output is correct
39 Correct 149 ms 11788 KB Output is correct
40 Correct 170 ms 11732 KB Output is correct
41 Correct 139 ms 11720 KB Output is correct
42 Correct 154 ms 11892 KB Output is correct
43 Correct 156 ms 11972 KB Output is correct

Subtask #4
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 135 ms 11684 KB Output is correct
2 Correct 139 ms 11532 KB Output is correct
3 Correct 139 ms 11712 KB Output is correct
4 Correct 159 ms 11872 KB Output is correct
5 Correct 147 ms 11884 KB Output is correct
6 Correct 149 ms 11788 KB Output is correct
7 Correct 170 ms 11732 KB Output is correct
8 Correct 139 ms 11720 KB Output is correct
9 Correct 154 ms 11892 KB Output is correct
10 Correct 156 ms 11972 KB Output is correct
11 Correct 68 ms 8504 KB Output is correct
12 Correct 58 ms 8520 KB Output is correct
13 Correct 62 ms 8244 KB Output is correct
14 Correct 107 ms 8724 KB Output is correct
15 Correct 121 ms 10048 KB Output is correct
16 Correct 135 ms 11664 KB Output is correct
17 Correct 158 ms 11996 KB Output is correct
18 Correct 162 ms 12136 KB Output is correct
19 Correct 156 ms 11924 KB Output is correct
20 Correct 182 ms 12136 KB Output is correct
21 Correct 148 ms 11808 KB Output is correct
22 Correct 189 ms 11904 KB Output is correct
23 Correct 126 ms 9880 KB Output is correct
24 Correct 158 ms 11832 KB Output is correct
25 Correct 177 ms 11800 KB Output is correct
26 Correct 164 ms 11656 KB Output is correct
27 Correct 161 ms 11988 KB Output is correct
28 Correct 58 ms 8392 KB Output is correct
29 Correct 57 ms 8568 KB Output is correct
30 Correct 68 ms 8464 KB Output is correct
31 Correct 57 ms 8400 KB Output is correct
32 Correct 58 ms 8248 KB Output is correct
33 Correct 58 ms 8352 KB Output is correct
34 Correct 59 ms 8328 KB Output is correct
35 Correct 74 ms 8344 KB Output is correct
36 Correct 63 ms 8288 KB Output is correct
37 Correct 59 ms 8420 KB Output is correct
38 Correct 60 ms 8380 KB Output is correct
39 Correct 63 ms 8188 KB Output is correct
40 Correct 65 ms 8268 KB Output is correct
41 Correct 57 ms 8380 KB Output is correct
42 Correct 59 ms 8188 KB Output is correct
43 Correct 61 ms 8204 KB Output is correct
44 Correct 246 ms 23164 KB Output is correct
45 Correct 187 ms 15688 KB Output is correct
46 Correct 236 ms 17988 KB Output is correct
47 Correct 224 ms 18016 KB Output is correct
48 Correct 250 ms 22876 KB Output is correct
49 Correct 244 ms 23496 KB Output is correct
50 Correct 276 ms 17104 KB Output is correct
51 Correct 225 ms 18412 KB Output is correct
52 Correct 270 ms 19340 KB Output is correct
53 Correct 169 ms 15072 KB Output is correct
54 Correct 247 ms 22844 KB Output is correct
55 Correct 251 ms 22852 KB Output is correct