답안 #390687

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
390687 2021-04-16T14:03:16 Z SavicS Money (IZhO17_money) C++14
100 / 100
235 ms 18884 KB
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>

#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ff(i,a,b) for(int i=a;i<=b;i++)
#define fb(i,b,a) for(int i=b;i>=a;i--)

using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef pair<int,int> pii;
const int maxn = 1000005;
const int inf = 1e9 + 5;

template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

// os.order_of_key(k) the number of elements in the os less than k
// *os.find_by_order(k)  print the k-th smallest number in os(0-based)

int n;
int niz[maxn];

int cnt[maxn];

bool seku(int l1, int r1, int l2, int r2) {
	return !(l1 > r2 || l2 > r1);
}

int dud[maxn];
void upd(int x, int val){
	while(x <= maxn){
		dud[x] += val;
		x += x&(-x);
	}
}
int query(int x){
	int sum = 0;
	while(x > 0){
		sum += dud[x];
		x -= x&(-x);
	}
	return sum;
}

int main() 
{
	ios::sync_with_stdio(false);
	cout.tie(nullptr);
	cin.tie(nullptr);
	cin >> n;
	ff(i,1,n)cin >> niz[i];

	// prvi segment ide sve dok je rastuci

	upd(niz[1], 1);
	cnt[niz[1]] += 1;

	int o = 1;
	while(o + 1 <= n && niz[o + 1] >= niz[o]) {
		o += 1;
		cnt[niz[o]] += 1;
		upd(niz[o], 1);
	}

	int br = 1;
	ff(i,o + 1,n) {
		br += 1;

		int L = query(niz[i] - 1);
		int R = L + cnt[niz[i]];

		int j = i;
		while(j + 1 <= n && niz[j + 1] >= niz[j]) {

			int A = query(niz[j + 1] - 1);
			int B = A + cnt[niz[j + 1]];

			if(seku(L, R, A, B)) {

				j += 1;
				continue;
			}

			break;
		}

		ff(l,i,j) {
			upd(niz[l], 1);
			cnt[niz[l]] += 1;
		}
		i = j;

	}

	cout << br << '\n';

	return 0;
}
/**

10
5 3 5 5 8 2 3 7 5 10


10
9 9 10 4 4 7 9 1 5 5

6
3 6 4 5 1 2

// probati bojenje sahovski ili slicno

**/

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 588 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 588 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 460 KB Output is correct
33 Correct 1 ms 460 KB Output is correct
34 Correct 1 ms 460 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 2 ms 2252 KB Output is correct
38 Correct 2 ms 2252 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 588 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 460 KB Output is correct
33 Correct 1 ms 460 KB Output is correct
34 Correct 1 ms 460 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 2 ms 2252 KB Output is correct
38 Correct 2 ms 2252 KB Output is correct
39 Correct 67 ms 2308 KB Output is correct
40 Correct 117 ms 3652 KB Output is correct
41 Correct 55 ms 1860 KB Output is correct
42 Correct 51 ms 1876 KB Output is correct
43 Correct 43 ms 1496 KB Output is correct
44 Correct 162 ms 4312 KB Output is correct
45 Correct 147 ms 4424 KB Output is correct
46 Correct 142 ms 4332 KB Output is correct
47 Correct 131 ms 4284 KB Output is correct
48 Correct 134 ms 4420 KB Output is correct
49 Correct 189 ms 12068 KB Output is correct
50 Correct 186 ms 11948 KB Output is correct
51 Correct 178 ms 12044 KB Output is correct
52 Correct 173 ms 11964 KB Output is correct
53 Correct 179 ms 12040 KB Output is correct
54 Correct 177 ms 11968 KB Output is correct
55 Correct 205 ms 11960 KB Output is correct
56 Correct 221 ms 18884 KB Output is correct
57 Correct 226 ms 18752 KB Output is correct
58 Correct 222 ms 18756 KB Output is correct
59 Correct 216 ms 18800 KB Output is correct
60 Correct 235 ms 18780 KB Output is correct
61 Correct 218 ms 18880 KB Output is correct
62 Correct 209 ms 18884 KB Output is correct