oj.uz

Submission #520287

# Submission time Handle Problem Language Result Execution time Memory
520287 2022-01-29T07:43:53 Z CPSC Financial Report (JOI21_financial) C++14
100 / 100
 650 ms 40512 KB 
# include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define pii pair <int, int>
using namespace std;
const int N = 3e5 + 5;
int t,n,a[N],p[N],pas,ans,d,par,tree[4*N],idx,idx1,val;
multiset <int> ms,ms1;
multiset <int> :: iterator it;
vector <pii > v;
int get_col(int a) {
    if (a == p[a]) return a;
    else return p[a] = get_col(p[a]);
}
void col(int a, int b) {
    a = get_col(a);
    b = get_col(b);
    if (a == b) return ;
    if (a > b) swap(a,b);
    p[b] = a;
}
void update(int node, int le, int ri, int idx, int val) {
    if (le > idx || ri < idx) return ;
    if (le == ri) {
        tree[node] = val;
        return ;
    }
    int mid = (le + ri) / 2;
    update(2*node,le,mid,idx,val);
    update(2*node + 1, mid + 1, ri, idx, val);
    tree[node] = max(tree[2*node], tree[2 * node + 1]);
}
int getans(int node, int le, int ri, int start, int end) {
    if (le > end || ri < start) return 0;
    if (le >= start && ri <= end) 
        return tree[node];
    int mid = (le + ri) / 2;
    return max(getans(2*node,le,mid,start,end), getans(2*node + 1, mid + 1, ri, start,end));
}
main() {
	std::ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
	cin>>n>>d;
	for(int i = 1; i <= n; i++) {
	    cin>>a[i];
	    v.pb({a[i],-i});
	}
	sort(v.begin(),v.end());
	for (int i = 0; i < v.size(); i++){
	    a[-v[i].s] = i + 1;
	}
	v.clear();
	for (int i = 1; i <= n; i++) {
	    v.pb({a[i],i});
	}
	sort(v.begin(),v.end());
	for (int i = 1; i <= n; i++) {
	    p[i] = i;
	}
	for (int i = 0; i < v.size(); i++) {
	    val = v[i].f; idx = v[i].s;
	    it = ms.upper_bound(idx);
	    if (it != ms.end()) {
	        idx1 = *it;
	        if (idx1 - d <= idx) col(idx,idx1);
	    }
	    it = ms1.upper_bound(-idx);
	    if (it != ms1.end()) {
	        idx1 = -(*it);
	        if (idx - d <= idx1) col(idx1,idx);
	    }
	    par = get_col(idx);
	    pas = getans(1,1,n,par,idx - 1) + 1;
	    update(1,1,n,idx,pas);
	    ans = max(ans,pas);
	    ms.insert(idx); ms1.insert(-idx);
	}
	cout<<ans<<"\n";
}

Compilation message

Main.cpp:41:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   41 | main() {
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:49:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |  for (int i = 0; i < v.size(); i++){
      |                  ~~^~~~~~~~~~
Main.cpp:60:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |  for (int i = 0; i < v.size(); i++) {
      |                  ~~^~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 0 ms 332 KB Output is correct
13 Correct 0 ms 332 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 320 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 0 ms 320 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 0 ms 332 KB Output is correct
13 Correct 0 ms 332 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 320 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 0 ms 320 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 2 ms 332 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 320 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 324 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 0 ms 332 KB Output is correct
13 Correct 0 ms 332 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 320 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 0 ms 320 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 2 ms 332 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 320 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 324 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 7 ms 1228 KB Output is correct
42 Correct 7 ms 1224 KB Output is correct
43 Correct 6 ms 1104 KB Output is correct
44 Correct 9 ms 1100 KB Output is correct
45 Correct 7 ms 1100 KB Output is correct
46 Correct 8 ms 1228 KB Output is correct
47 Correct 6 ms 1116 KB Output is correct
48 Correct 7 ms 1168 KB Output is correct
49 Correct 7 ms 1188 KB Output is correct
50 Correct 9 ms 1204 KB Output is correct
51 Correct 7 ms 1228 KB Output is correct
52 Correct 9 ms 1228 KB Output is correct
53 Correct 6 ms 1184 KB Output is correct
54 Correct 6 ms 1228 KB Output is correct
55 Correct 9 ms 1184 KB Output is correct
56 Correct 7 ms 1228 KB Output is correct
57 Correct 7 ms 1228 KB Output is correct
58 Correct 5 ms 1188 KB Output is correct
59 Correct 6 ms 1220 KB Output is correct
60 Correct 7 ms 1184 KB Output is correct
61 Correct 8 ms 1100 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 347 ms 40200 KB Output is correct
2 Correct 336 ms 39828 KB Output is correct
3 Correct 452 ms 40144 KB Output is correct
4 Correct 650 ms 40176 KB Output is correct
5 Correct 447 ms 40080 KB Output is correct
6 Correct 575 ms 40180 KB Output is correct
7 Correct 341 ms 39936 KB Output is correct
8 Correct 322 ms 40096 KB Output is correct
9 Correct 289 ms 40120 KB Output is correct
10 Correct 263 ms 40240 KB Output is correct
11 Correct 389 ms 40120 KB Output is correct
12 Correct 409 ms 40192 KB Output is correct
13 Correct 483 ms 40144 KB Output is correct
14 Correct 562 ms 40236 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 347 ms 40512 KB Output is correct
2 Correct 501 ms 40244 KB Output is correct
3 Correct 550 ms 40196 KB Output is correct
4 Correct 579 ms 40084 KB Output is correct
5 Correct 516 ms 40112 KB Output is correct
6 Correct 600 ms 40372 KB Output is correct
7 Correct 332 ms 40084 KB Output is correct
8 Correct 329 ms 40112 KB Output is correct
9 Correct 277 ms 39920 KB Output is correct
10 Correct 369 ms 40048 KB Output is correct
11 Correct 585 ms 40188 KB Output is correct
12 Correct 479 ms 40108 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 0 ms 332 KB Output is correct
13 Correct 0 ms 332 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 320 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 0 ms 320 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 2 ms 332 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 320 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 324 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 7 ms 1228 KB Output is correct
42 Correct 7 ms 1224 KB Output is correct
43 Correct 6 ms 1104 KB Output is correct
44 Correct 9 ms 1100 KB Output is correct
45 Correct 7 ms 1100 KB Output is correct
46 Correct 8 ms 1228 KB Output is correct
47 Correct 6 ms 1116 KB Output is correct
48 Correct 7 ms 1168 KB Output is correct
49 Correct 7 ms 1188 KB Output is correct
50 Correct 9 ms 1204 KB Output is correct
51 Correct 7 ms 1228 KB Output is correct
52 Correct 9 ms 1228 KB Output is correct
53 Correct 6 ms 1184 KB Output is correct
54 Correct 6 ms 1228 KB Output is correct
55 Correct 9 ms 1184 KB Output is correct
56 Correct 7 ms 1228 KB Output is correct
57 Correct 7 ms 1228 KB Output is correct
58 Correct 5 ms 1188 KB Output is correct
59 Correct 6 ms 1220 KB Output is correct
60 Correct 7 ms 1184 KB Output is correct
61 Correct 8 ms 1100 KB Output is correct
62 Correct 347 ms 40200 KB Output is correct
63 Correct 336 ms 39828 KB Output is correct
64 Correct 452 ms 40144 KB Output is correct
65 Correct 650 ms 40176 KB Output is correct
66 Correct 447 ms 40080 KB Output is correct
67 Correct 575 ms 40180 KB Output is correct
68 Correct 341 ms 39936 KB Output is correct
69 Correct 322 ms 40096 KB Output is correct
70 Correct 289 ms 40120 KB Output is correct
71 Correct 263 ms 40240 KB Output is correct
72 Correct 389 ms 40120 KB Output is correct
73 Correct 409 ms 40192 KB Output is correct
74 Correct 483 ms 40144 KB Output is correct
75 Correct 562 ms 40236 KB Output is correct
76 Correct 347 ms 40512 KB Output is correct
77 Correct 501 ms 40244 KB Output is correct
78 Correct 550 ms 40196 KB Output is correct
79 Correct 579 ms 40084 KB Output is correct
80 Correct 516 ms 40112 KB Output is correct
81 Correct 600 ms 40372 KB Output is correct
82 Correct 332 ms 40084 KB Output is correct
83 Correct 329 ms 40112 KB Output is correct
84 Correct 277 ms 39920 KB Output is correct
85 Correct 369 ms 40048 KB Output is correct
86 Correct 585 ms 40188 KB Output is correct
87 Correct 479 ms 40108 KB Output is correct
88 Correct 556 ms 40216 KB Output is correct
89 Correct 591 ms 40272 KB Output is correct
90 Correct 603 ms 40124 KB Output is correct
91 Correct 585 ms 40112 KB Output is correct
92 Correct 412 ms 40212 KB Output is correct
93 Correct 568 ms 40236 KB Output is correct
94 Correct 578 ms 40112 KB Output is correct
95 Correct 490 ms 40168 KB Output is correct
96 Correct 542 ms 40172 KB Output is correct
97 Correct 581 ms 40312 KB Output is correct
98 Correct 586 ms 40280 KB Output is correct
99 Correct 601 ms 40112 KB Output is correct
100 Correct 546 ms 40196 KB Output is correct
101 Correct 261 ms 40116 KB Output is correct
102 Correct 277 ms 40176 KB Output is correct
103 Correct 312 ms 40168 KB Output is correct
104 Correct 336 ms 40132 KB Output is correct
105 Correct 406 ms 40172 KB Output is correct
106 Correct 356 ms 40156 KB Output is correct
107 Correct 402 ms 40108 KB Output is correct
108 Correct 562 ms 40356 KB Output is correct
109 Correct 398 ms 40112 KB Output is correct
110 Correct 566 ms 40188 KB Output is correct
111 Correct 621 ms 40368 KB Output is correct
112 Correct 381 ms 40112 KB Output is correct
113 Correct 558 ms 40196 KB Output is correct
114 Correct 601 ms 40244 KB Output is correct
115 Correct 328 ms 40308 KB Output is correct
116 Correct 323 ms 40192 KB Output is correct
117 Correct 389 ms 40168 KB Output is correct
118 Correct 377 ms 40092 KB Output is correct
119 Correct 330 ms 40176 KB Output is correct
120 Correct 325 ms 40104 KB Output is correct