oj.uz

Submission #377075

# Submission time Handle Problem Language Result Execution time Memory
377075 2021-03-12T23:29:51 Z ijxjdjd Money (IZhO17_money) C++14
100 / 100
 255 ms 33964 KB 
#include <bits/stdc++.h>
#define FR(i, N) for (int i = 0; i < int(N); i++)
#define all(x) begin(x), end(x)

using namespace std;

using ll = long long;

multiset<int> lft;
const int MAXN = (int)(1e6);
int arr[MAXN + 5];
int cnt[MAXN+5];
int bk[MAXN+5];
int findLess(int i) {
    if (i == -1 || cnt[i] != 0) {
        return i;
    }
    else {
        return (bk[i] = findLess(bk[i]));
    }
}
int main() {
	cin.tie(0);
	cin.sync_with_stdio(0);
	int N;
//	N = (int)(1e6);
	cin >> N;
	FR(i, N) {
	    cin >> arr[i];
	    cnt[arr[i]]++;
//	    arr[i] = N-i;
    }
    for (int i = 0; i < MAXN; i++) {
        bk[i] = i-1;
    }
    int lst = arr[N-1];
    int ans = 1;
    bool ori = true;
    for (int i = N-2; i >= 0; i--) {
        cnt[arr[i+1]]--;
        if (lst == arr[i]) {

        }
        else {
            int f = findLess(lst-1);
            if (f == arr[i]) {
                if (cnt[lst]) {
                    if (ori) {
                        ori = false;
                    }
                    else {
                        ans++;
                        ori = true;
                    }
                }
                else {
                    ori = false;
                }
            }
            else {
                ans++;
                ori = true;
            }
        }
        lst = arr[i];
    }
    cout << ans << '\n';
	return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4204 KB Output is correct
2 Correct 3 ms 4204 KB Output is correct
3 Correct 3 ms 4204 KB Output is correct
4 Correct 3 ms 4204 KB Output is correct
5 Correct 3 ms 4204 KB Output is correct
6 Correct 3 ms 4224 KB Output is correct
7 Correct 11 ms 11940 KB Output is correct
8 Correct 24 ms 26732 KB Output is correct
9 Correct 17 ms 17260 KB Output is correct
10 Correct 17 ms 12908 KB Output is correct
11 Correct 9 ms 9324 KB Output is correct
12 Correct 16 ms 13932 KB Output is correct
13 Correct 29 ms 22508 KB Output is correct
14 Correct 19 ms 19692 KB Output is correct
15 Correct 20 ms 15724 KB Output is correct
16 Correct 19 ms 15468 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4204 KB Output is correct
2 Correct 3 ms 4204 KB Output is correct
3 Correct 3 ms 4204 KB Output is correct
4 Correct 3 ms 4204 KB Output is correct
5 Correct 3 ms 4204 KB Output is correct
6 Correct 3 ms 4224 KB Output is correct
7 Correct 11 ms 11940 KB Output is correct
8 Correct 24 ms 26732 KB Output is correct
9 Correct 17 ms 17260 KB Output is correct
10 Correct 17 ms 12908 KB Output is correct
11 Correct 9 ms 9324 KB Output is correct
12 Correct 16 ms 13932 KB Output is correct
13 Correct 29 ms 22508 KB Output is correct
14 Correct 19 ms 19692 KB Output is correct
15 Correct 20 ms 15724 KB Output is correct
16 Correct 19 ms 15468 KB Output is correct
17 Correct 20 ms 16492 KB Output is correct
18 Correct 24 ms 17900 KB Output is correct
19 Correct 17 ms 12396 KB Output is correct
20 Correct 25 ms 19052 KB Output is correct
21 Correct 15 ms 11372 KB Output is correct
22 Correct 25 ms 20204 KB Output is correct
23 Correct 25 ms 24428 KB Output is correct
24 Correct 19 ms 15596 KB Output is correct
25 Correct 15 ms 12524 KB Output is correct
26 Correct 18 ms 13164 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4204 KB Output is correct
2 Correct 3 ms 4204 KB Output is correct
3 Correct 3 ms 4204 KB Output is correct
4 Correct 3 ms 4204 KB Output is correct
5 Correct 3 ms 4204 KB Output is correct
6 Correct 3 ms 4224 KB Output is correct
7 Correct 11 ms 11940 KB Output is correct
8 Correct 24 ms 26732 KB Output is correct
9 Correct 17 ms 17260 KB Output is correct
10 Correct 17 ms 12908 KB Output is correct
11 Correct 9 ms 9324 KB Output is correct
12 Correct 16 ms 13932 KB Output is correct
13 Correct 29 ms 22508 KB Output is correct
14 Correct 19 ms 19692 KB Output is correct
15 Correct 20 ms 15724 KB Output is correct
16 Correct 19 ms 15468 KB Output is correct
17 Correct 20 ms 16492 KB Output is correct
18 Correct 24 ms 17900 KB Output is correct
19 Correct 17 ms 12396 KB Output is correct
20 Correct 25 ms 19052 KB Output is correct
21 Correct 15 ms 11372 KB Output is correct
22 Correct 25 ms 20204 KB Output is correct
23 Correct 25 ms 24428 KB Output is correct
24 Correct 19 ms 15596 KB Output is correct
25 Correct 15 ms 12524 KB Output is correct
26 Correct 18 ms 13164 KB Output is correct
27 Correct 3 ms 4204 KB Output is correct
28 Correct 3 ms 4204 KB Output is correct
29 Correct 3 ms 4204 KB Output is correct
30 Correct 3 ms 4204 KB Output is correct
31 Correct 3 ms 4204 KB Output is correct
32 Correct 19 ms 14828 KB Output is correct
33 Correct 15 ms 13568 KB Output is correct
34 Correct 19 ms 13548 KB Output is correct
35 Correct 13 ms 16108 KB Output is correct
36 Correct 22 ms 21100 KB Output is correct
37 Correct 11 ms 5996 KB Output is correct
38 Correct 11 ms 6508 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4204 KB Output is correct
2 Correct 3 ms 4204 KB Output is correct
3 Correct 3 ms 4204 KB Output is correct
4 Correct 3 ms 4204 KB Output is correct
5 Correct 3 ms 4204 KB Output is correct
6 Correct 3 ms 4224 KB Output is correct
7 Correct 11 ms 11940 KB Output is correct
8 Correct 24 ms 26732 KB Output is correct
9 Correct 17 ms 17260 KB Output is correct
10 Correct 17 ms 12908 KB Output is correct
11 Correct 9 ms 9324 KB Output is correct
12 Correct 16 ms 13932 KB Output is correct
13 Correct 29 ms 22508 KB Output is correct
14 Correct 19 ms 19692 KB Output is correct
15 Correct 20 ms 15724 KB Output is correct
16 Correct 19 ms 15468 KB Output is correct
17 Correct 20 ms 16492 KB Output is correct
18 Correct 24 ms 17900 KB Output is correct
19 Correct 17 ms 12396 KB Output is correct
20 Correct 25 ms 19052 KB Output is correct
21 Correct 15 ms 11372 KB Output is correct
22 Correct 25 ms 20204 KB Output is correct
23 Correct 25 ms 24428 KB Output is correct
24 Correct 19 ms 15596 KB Output is correct
25 Correct 15 ms 12524 KB Output is correct
26 Correct 18 ms 13164 KB Output is correct
27 Correct 3 ms 4204 KB Output is correct
28 Correct 3 ms 4204 KB Output is correct
29 Correct 3 ms 4204 KB Output is correct
30 Correct 3 ms 4204 KB Output is correct
31 Correct 3 ms 4204 KB Output is correct
32 Correct 19 ms 14828 KB Output is correct
33 Correct 15 ms 13568 KB Output is correct
34 Correct 19 ms 13548 KB Output is correct
35 Correct 13 ms 16108 KB Output is correct
36 Correct 22 ms 21100 KB Output is correct
37 Correct 11 ms 5996 KB Output is correct
38 Correct 11 ms 6508 KB Output is correct
39 Correct 76 ms 22764 KB Output is correct
40 Correct 97 ms 18668 KB Output is correct
41 Correct 63 ms 25324 KB Output is correct
42 Correct 50 ms 11500 KB Output is correct
43 Correct 39 ms 10860 KB Output is correct
44 Correct 127 ms 15940 KB Output is correct
45 Correct 126 ms 19840 KB Output is correct
46 Correct 123 ms 17900 KB Output is correct
47 Correct 142 ms 33964 KB Output is correct
48 Correct 127 ms 22892 KB Output is correct
49 Correct 188 ms 12140 KB Output is correct
50 Correct 188 ms 12012 KB Output is correct
51 Correct 175 ms 12140 KB Output is correct
52 Correct 173 ms 12012 KB Output is correct
53 Correct 176 ms 12012 KB Output is correct
54 Correct 185 ms 12140 KB Output is correct
55 Correct 210 ms 12140 KB Output is correct
56 Correct 239 ms 18924 KB Output is correct
57 Correct 211 ms 18924 KB Output is correct
58 Correct 217 ms 18796 KB Output is correct
59 Correct 255 ms 18796 KB Output is correct
60 Correct 198 ms 18908 KB Output is correct
61 Correct 230 ms 19032 KB Output is correct
62 Correct 214 ms 19052 KB Output is correct