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답안 #342439

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
342439 2021-01-02T06:26:12 Z NurstanDuisengaliev Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
100 / 100
 1817 ms 96476 KB 
// Nurstan Duisengaliev(REALBOY)
// не, не надо меня узнавать 
/*#pragma GCC target ("avx2")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("O3")*/                   
      
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp> 
 
#define ll long long
#define all(x) x.begin(), x.end()
#define in insert
#define mp make_pair
#define F first
#define S second
#define ppf pop_front
#define pb push_back
#define ppb pop_back
#define pf push_front
#define pii pair <int, int>
#define pll pair <ll, ll>
#define boost() ios_base::sync_with_stdio(0), cin.tie(0)
#define sz(x) (int)x.size()
 
using namespace std;
//using namespace __gnu_pbds;
 
//template<typename T> using ordered_set = tree <T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;                         
 
const int N = (int)1e6 + 123;
const int mod = (int)1e9 + 7;
const ll INF = (ll)1e18 + 1;
int n, Q;
int a[N], ans[N];
struct st {
	int l, k, id;
};
vector <st> q[N]; 
int d[N * 4]; 
void update (int v, int l, int r, int pos, int x) {
	if (l == r) {
		d[v] = max (d[v], x);
		return;
	}
	int mid = l + r >> 1;
	if (pos <= mid) update (v * 2, l, mid, pos, x);
	else update (v * 2 + 1, mid + 1, r, pos, x);
	d[v] = max (d[v * 2], d[v * 2 + 1]);
}
int get (int v, int l, int r, int nl, int nr) {
	if (nl > r || l > nr) return 0;
	if (nl <= l && r <= nr) return d[v];
	int mid = l + r >> 1;
	return max (get (v * 2, l, mid, nl, nr), get (v * 2 + 1, mid + 1, r, nl, nr));
}
void solve () {
	cin >> n >> Q;
	for (int i = 1; i <= n; i ++) cin >> a[i];
	for (int i = 1; i <= Q; i ++) {
		int l, r, k;
		cin >> l >> r >> k;
		q[r].pb ({l, k, i});		
	}
	stack <int> s;
	for (int i = 1; i <= n; i ++) {
		while (sz (s) && a[s.top()] <= a[i]) s.pop();
		if (sz (s) != 0) {
			update (1, 1, n, s.top(), a[s.top()] + a[i]);
		}
		s.push (i);
		for (auto it : q[i]) {
			if (get (1, 1, n, it.l, i) > it.k) ans[it.id] = 0;
			else ans[it.id] = 1;
		}		
	}
	for (int i = 1; i <= Q; i ++) {
		cout << ans[i] << '\n';	
	}			
}   	
 
main () {
//	freopen (".in", "r", stdin);
//	freopen (".out", "w", stdout);
	boost ();
	int TT = 1;
//    cin >> TT;
	while (TT --) {
		solve ();
	}
	return 0;	                                    
}

Compilation message

sortbooks.cpp: In function 'void update(int, int, int, int, int)':
sortbooks.cpp:48:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   48 |  int mid = l + r >> 1;
      |            ~~^~~
sortbooks.cpp: In function 'int get(int, int, int, int, int)':
sortbooks.cpp:56:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   56 |  int mid = l + r >> 1;
      |            ~~^~~
sortbooks.cpp: At global scope:
sortbooks.cpp:84:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   84 | main () {
      |       ^

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 23788 KB Output is correct
2 Correct 16 ms 23788 KB Output is correct
3 Correct 17 ms 23916 KB Output is correct
4 Correct 16 ms 23916 KB Output is correct
5 Correct 17 ms 23936 KB Output is correct
6 Correct 17 ms 23916 KB Output is correct
7 Correct 19 ms 23916 KB Output is correct
8 Correct 20 ms 23916 KB Output is correct
9 Correct 17 ms 23916 KB Output is correct
10 Correct 17 ms 23916 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 23788 KB Output is correct
2 Correct 16 ms 23788 KB Output is correct
3 Correct 17 ms 23916 KB Output is correct
4 Correct 16 ms 23916 KB Output is correct
5 Correct 17 ms 23936 KB Output is correct
6 Correct 17 ms 23916 KB Output is correct
7 Correct 19 ms 23916 KB Output is correct
8 Correct 20 ms 23916 KB Output is correct
9 Correct 17 ms 23916 KB Output is correct
10 Correct 17 ms 23916 KB Output is correct
11 Correct 19 ms 24060 KB Output is correct
12 Correct 20 ms 24044 KB Output is correct
13 Correct 20 ms 24172 KB Output is correct
14 Correct 22 ms 24172 KB Output is correct
15 Correct 22 ms 24172 KB Output is correct
16 Correct 21 ms 24172 KB Output is correct
17 Correct 20 ms 24172 KB Output is correct
18 Correct 22 ms 24044 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1774 ms 76568 KB Output is correct
2 Correct 1810 ms 92744 KB Output is correct
3 Correct 1798 ms 78152 KB Output is correct
4 Correct 1817 ms 96476 KB Output is correct
5 Correct 1409 ms 88300 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 142 ms 29036 KB Output is correct
2 Correct 126 ms 29804 KB Output is correct
3 Correct 113 ms 28908 KB Output is correct
4 Correct 119 ms 29072 KB Output is correct
5 Correct 113 ms 28908 KB Output is correct
6 Correct 92 ms 28396 KB Output is correct
7 Correct 96 ms 28396 KB Output is correct
8 Correct 103 ms 28472 KB Output is correct
9 Correct 59 ms 27300 KB Output is correct
10 Correct 101 ms 28452 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 23788 KB Output is correct
2 Correct 16 ms 23788 KB Output is correct
3 Correct 17 ms 23916 KB Output is correct
4 Correct 16 ms 23916 KB Output is correct
5 Correct 17 ms 23936 KB Output is correct
6 Correct 17 ms 23916 KB Output is correct
7 Correct 19 ms 23916 KB Output is correct
8 Correct 20 ms 23916 KB Output is correct
9 Correct 17 ms 23916 KB Output is correct
10 Correct 17 ms 23916 KB Output is correct
11 Correct 19 ms 24060 KB Output is correct
12 Correct 20 ms 24044 KB Output is correct
13 Correct 20 ms 24172 KB Output is correct
14 Correct 22 ms 24172 KB Output is correct
15 Correct 22 ms 24172 KB Output is correct
16 Correct 21 ms 24172 KB Output is correct
17 Correct 20 ms 24172 KB Output is correct
18 Correct 22 ms 24044 KB Output is correct
19 Correct 313 ms 38764 KB Output is correct
20 Correct 313 ms 38816 KB Output is correct
21 Correct 251 ms 37996 KB Output is correct
22 Correct 264 ms 38124 KB Output is correct
23 Correct 265 ms 37996 KB Output is correct
24 Correct 214 ms 35820 KB Output is correct
25 Correct 211 ms 35948 KB Output is correct
26 Correct 233 ms 36332 KB Output is correct
27 Correct 251 ms 36372 KB Output is correct
28 Correct 252 ms 36460 KB Output is correct
29 Correct 254 ms 36920 KB Output is correct
30 Correct 254 ms 36716 KB Output is correct
31 Correct 253 ms 36588 KB Output is correct
32 Correct 250 ms 36716 KB Output is correct
33 Correct 260 ms 36588 KB Output is correct
34 Correct 201 ms 35436 KB Output is correct
35 Correct 200 ms 35476 KB Output is correct
36 Correct 186 ms 35308 KB Output is correct
37 Correct 193 ms 35436 KB Output is correct
38 Correct 195 ms 35436 KB Output is correct
39 Correct 239 ms 35544 KB Output is correct
40 Correct 170 ms 33568 KB Output is correct
41 Correct 224 ms 34580 KB Output is correct

Subtask #6
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 23788 KB Output is correct
2 Correct 16 ms 23788 KB Output is correct
3 Correct 17 ms 23916 KB Output is correct
4 Correct 16 ms 23916 KB Output is correct
5 Correct 17 ms 23936 KB Output is correct
6 Correct 17 ms 23916 KB Output is correct
7 Correct 19 ms 23916 KB Output is correct
8 Correct 20 ms 23916 KB Output is correct
9 Correct 17 ms 23916 KB Output is correct
10 Correct 17 ms 23916 KB Output is correct
11 Correct 19 ms 24060 KB Output is correct
12 Correct 20 ms 24044 KB Output is correct
13 Correct 20 ms 24172 KB Output is correct
14 Correct 22 ms 24172 KB Output is correct
15 Correct 22 ms 24172 KB Output is correct
16 Correct 21 ms 24172 KB Output is correct
17 Correct 20 ms 24172 KB Output is correct
18 Correct 22 ms 24044 KB Output is correct
19 Correct 1774 ms 76568 KB Output is correct
20 Correct 1810 ms 92744 KB Output is correct
21 Correct 1798 ms 78152 KB Output is correct
22 Correct 1817 ms 96476 KB Output is correct
23 Correct 1409 ms 88300 KB Output is correct
24 Correct 142 ms 29036 KB Output is correct
25 Correct 126 ms 29804 KB Output is correct
26 Correct 113 ms 28908 KB Output is correct
27 Correct 119 ms 29072 KB Output is correct
28 Correct 113 ms 28908 KB Output is correct
29 Correct 92 ms 28396 KB Output is correct
30 Correct 96 ms 28396 KB Output is correct
31 Correct 103 ms 28472 KB Output is correct
32 Correct 59 ms 27300 KB Output is correct
33 Correct 101 ms 28452 KB Output is correct
34 Correct 313 ms 38764 KB Output is correct
35 Correct 313 ms 38816 KB Output is correct
36 Correct 251 ms 37996 KB Output is correct
37 Correct 264 ms 38124 KB Output is correct
38 Correct 265 ms 37996 KB Output is correct
39 Correct 214 ms 35820 KB Output is correct
40 Correct 211 ms 35948 KB Output is correct
41 Correct 233 ms 36332 KB Output is correct
42 Correct 251 ms 36372 KB Output is correct
43 Correct 252 ms 36460 KB Output is correct
44 Correct 254 ms 36920 KB Output is correct
45 Correct 254 ms 36716 KB Output is correct
46 Correct 253 ms 36588 KB Output is correct
47 Correct 250 ms 36716 KB Output is correct
48 Correct 260 ms 36588 KB Output is correct
49 Correct 201 ms 35436 KB Output is correct
50 Correct 200 ms 35476 KB Output is correct
51 Correct 186 ms 35308 KB Output is correct
52 Correct 193 ms 35436 KB Output is correct
53 Correct 195 ms 35436 KB Output is correct
54 Correct 239 ms 35544 KB Output is correct
55 Correct 170 ms 33568 KB Output is correct
56 Correct 224 ms 34580 KB Output is correct
57 Correct 1760 ms 69568 KB Output is correct
58 Correct 1757 ms 87720 KB Output is correct
59 Correct 1692 ms 87416 KB Output is correct
60 Correct 1665 ms 87348 KB Output is correct
61 Correct 1677 ms 87428 KB Output is correct
62 Correct 1707 ms 87376 KB Output is correct
63 Correct 1070 ms 63980 KB Output is correct
64 Correct 1120 ms 63872 KB Output is correct
65 Correct 1358 ms 79596 KB Output is correct
66 Correct 1389 ms 79340 KB Output is correct
67 Correct 1366 ms 79260 KB Output is correct
68 Correct 1413 ms 79180 KB Output is correct
69 Correct 1398 ms 79340 KB Output is correct
70 Correct 1416 ms 79084 KB Output is correct
71 Correct 1391 ms 79100 KB Output is correct
72 Correct 1406 ms 79100 KB Output is correct
73 Correct 948 ms 61276 KB Output is correct
74 Correct 1004 ms 61804 KB Output is correct
75 Correct 940 ms 61804 KB Output is correct
76 Correct 945 ms 61576 KB Output is correct
77 Correct 937 ms 61292 KB Output is correct
78 Correct 1256 ms 83304 KB Output is correct
79 Correct 887 ms 71600 KB Output is correct
80 Correct 1242 ms 77964 KB Output is correct