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답안 #513787

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
513787 2022-01-17T15:49:11 Z Mazaalai Money (IZhO17_money) C++17
100 / 100
 237 ms 19868 KB 
#include <bits/stdc++.h>
#define pb push_back
#define LINE "-----------------\n"
#define ALL(x) x.begin(),x.end()
using namespace std;
int n, m;
const int N = 1e6 + 5;
const int M = 1e6 + 1;
int cnt[N], nx[N], pv[N], nums[N], sorted[N];
int nn, mm, x, i, ans, j, curCnt, a, b;

signed main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin >> n;
	for (i = 0; i < n; i++) {
		cin >> x;
		cnt[x]++;
		nums[nn++] = x;
	}
	for (i = 1; i < M; i++) 
		if (cnt[i] > 0) sorted[mm++] = i;
	
	nx[0] = sorted[0];
	pv[sorted[0]] = 0;
	nx[sorted[mm-1]] = M;
	pv[M] = sorted[mm-1];
	for (i = 0; i < mm-1; i++) {
		nx[sorted[i]] = sorted[i+1];
		pv[sorted[i+1]] = sorted[i];
	}
	for (i = n - 1; i >= 0; i--) {
		curCnt = 1;
		bool border = 1;
		for (j = i-1; j >= 0; j--) {
			if (nums[j] == nums[j+1]) {
				curCnt++;
				continue;
			} else {
				if ((nx[nums[j]] != nums[j+1]) || (!border && curCnt != cnt[nums[j+1]])) break;
				cnt[nums[j+1]] -= curCnt;
				if (cnt[nums[j+1]] == 0) {
					a = pv[nums[j+1]], b = nx[nums[j+1]];
					nx[a] = b;
					pv[b] = a;
				}
				border = 0;
				curCnt = 1;
			}
		}
		cnt[nums[j+1]] -= curCnt;
		if (cnt[nums[j+1]] == 0) {
			a = pv[nums[j+1]], b = nx[nums[j+1]];
			nx[a] = b;
			pv[b] = a;
		}
		ans++;
		i = j+1;
	}
	cout << ans << '\n';
}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 2 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 2 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 2 ms 348 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 3 ms 460 KB Output is correct
26 Correct 2 ms 460 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 2 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 2 ms 348 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 3 ms 460 KB Output is correct
26 Correct 2 ms 460 KB Output is correct
27 Correct 2 ms 332 KB Output is correct
28 Correct 2 ms 332 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 2 ms 332 KB Output is correct
31 Correct 2 ms 332 KB Output is correct
32 Correct 2 ms 332 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 2 ms 332 KB Output is correct
35 Correct 2 ms 332 KB Output is correct
36 Correct 2 ms 332 KB Output is correct
37 Correct 3 ms 1996 KB Output is correct
38 Correct 2 ms 1996 KB Output is correct

Subtask #4
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 2 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 2 ms 348 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 3 ms 460 KB Output is correct
26 Correct 2 ms 460 KB Output is correct
27 Correct 2 ms 332 KB Output is correct
28 Correct 2 ms 332 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 2 ms 332 KB Output is correct
31 Correct 2 ms 332 KB Output is correct
32 Correct 2 ms 332 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 2 ms 332 KB Output is correct
35 Correct 2 ms 332 KB Output is correct
36 Correct 2 ms 332 KB Output is correct
37 Correct 3 ms 1996 KB Output is correct
38 Correct 2 ms 1996 KB Output is correct
39 Correct 42 ms 2244 KB Output is correct
40 Correct 66 ms 3500 KB Output is correct
41 Correct 41 ms 1876 KB Output is correct
42 Correct 34 ms 1832 KB Output is correct
43 Correct 22 ms 1432 KB Output is correct
44 Correct 84 ms 4348 KB Output is correct
45 Correct 85 ms 4360 KB Output is correct
46 Correct 101 ms 4344 KB Output is correct
47 Correct 83 ms 4176 KB Output is correct
48 Correct 84 ms 4164 KB Output is correct
49 Correct 120 ms 17400 KB Output is correct
50 Correct 157 ms 17420 KB Output is correct
51 Correct 126 ms 17508 KB Output is correct
52 Correct 143 ms 17472 KB Output is correct
53 Correct 150 ms 17500 KB Output is correct
54 Correct 129 ms 17560 KB Output is correct
55 Correct 148 ms 19856 KB Output is correct
56 Correct 149 ms 19748 KB Output is correct
57 Correct 148 ms 19764 KB Output is correct
58 Correct 153 ms 19780 KB Output is correct
59 Correct 191 ms 19820 KB Output is correct
60 Correct 148 ms 19864 KB Output is correct
61 Correct 237 ms 19868 KB Output is correct
62 Correct 149 ms 19776 KB Output is correct