#include<bits/stdc++.h>
using namespace std;
struct SegmentTree{
vector<int>segTree;
vector<int>lazy;
SegmentTree(int n){
segTree.resize(4 * n);
lazy.resize(4 * n);
}
void Propagate(int node, int l, int r){
if(!lazy[node])return;
if(l == r){
segTree[node] = lazy[node];
}
else{
lazy[node * 2] = lazy[node];
lazy[node * 2 + 1] = lazy[node];
}
lazy[node] = 0;
}
void Build(int node, int l, int r, vector<int>&v){
if(l == r){
segTree[node] = v[l];
}
else{
int mid = (l + r) >> 1;
Build(node * 2, l, mid, v);
Build(node * 2 + 1, mid + 1, r, v);
}
}
void Update(int node, int l, int r, int ql, int qr, int val){
Propagate(node, l, r);
if(ql <= l && r <= qr){
lazy[node] = val;
Propagate(node, l, r);
return;
}
if(ql > r || l > qr)return;
int mid = (l + r) >> 1;
Update(node * 2, l, mid, ql, qr, val);
Update(node * 2 + 1, mid + 1, r, ql, qr, val);
}
void Print(int node, int l, int r){
Propagate(node, l, r);
if(l == r){
cout << segTree[node] << "\n";
}
else{
int mid = (l + r) >> 1;
Print(node * 2, l, mid);
Print(node * 2 + 1, mid + 1, r);
}
}
int Query(int node, int l, int r, int pos){
Propagate(node, l, r);
if(l == r)return segTree[node];
int mid = (l + r) >> 1;
if(pos <= mid)return Query(node * 2, l, mid, pos);
else return Query(node * 2 + 1, mid + 1, r, pos);
}
};
int main()
{
int n;
cin >> n;
vector<int>stones(n + 1);
for(int i = 1;i <= n;++i){
cin >> stones[i];
}
SegmentTree tree(n);
tree.Build(1, 1, n, stones);
map<int, int>last;
for(int i = 1;i <= n;++i){
int cur = stones[i];
if(cur == tree.Query(1, 1, n, last[cur]))tree.Update(1, 1, n, last[cur], i, cur);
last[cur] = i;
}
tree.Print(1, 1, n);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
2 ms |
468 KB |
Output is correct |
18 |
Correct |
2 ms |
468 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
3 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
2 ms |
340 KB |
Output is correct |
24 |
Correct |
2 ms |
340 KB |
Output is correct |
25 |
Correct |
2 ms |
340 KB |
Output is correct |
26 |
Correct |
2 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
2 ms |
340 KB |
Output is correct |
30 |
Correct |
2 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
88 ms |
7632 KB |
Output is correct |
18 |
Correct |
95 ms |
7736 KB |
Output is correct |
19 |
Correct |
131 ms |
7660 KB |
Output is correct |
20 |
Correct |
123 ms |
7736 KB |
Output is correct |
21 |
Correct |
100 ms |
7736 KB |
Output is correct |
22 |
Correct |
93 ms |
7724 KB |
Output is correct |
23 |
Correct |
92 ms |
7740 KB |
Output is correct |
24 |
Correct |
93 ms |
7728 KB |
Output is correct |
25 |
Correct |
94 ms |
7668 KB |
Output is correct |
26 |
Correct |
91 ms |
7744 KB |
Output is correct |
27 |
Correct |
93 ms |
7736 KB |
Output is correct |
28 |
Correct |
90 ms |
7728 KB |
Output is correct |
29 |
Correct |
74 ms |
7728 KB |
Output is correct |
30 |
Correct |
84 ms |
7736 KB |
Output is correct |
31 |
Correct |
87 ms |
7736 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
2 ms |
468 KB |
Output is correct |
18 |
Correct |
2 ms |
468 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
3 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
2 ms |
340 KB |
Output is correct |
24 |
Correct |
2 ms |
340 KB |
Output is correct |
25 |
Correct |
2 ms |
340 KB |
Output is correct |
26 |
Correct |
2 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
2 ms |
340 KB |
Output is correct |
30 |
Correct |
2 ms |
340 KB |
Output is correct |
31 |
Correct |
0 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
0 ms |
212 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
40 |
Correct |
1 ms |
340 KB |
Output is correct |
41 |
Correct |
1 ms |
340 KB |
Output is correct |
42 |
Correct |
1 ms |
340 KB |
Output is correct |
43 |
Correct |
1 ms |
340 KB |
Output is correct |
44 |
Correct |
1 ms |
340 KB |
Output is correct |
45 |
Correct |
1 ms |
340 KB |
Output is correct |
46 |
Correct |
1 ms |
340 KB |
Output is correct |
47 |
Correct |
88 ms |
7632 KB |
Output is correct |
48 |
Correct |
95 ms |
7736 KB |
Output is correct |
49 |
Correct |
131 ms |
7660 KB |
Output is correct |
50 |
Correct |
123 ms |
7736 KB |
Output is correct |
51 |
Correct |
100 ms |
7736 KB |
Output is correct |
52 |
Correct |
93 ms |
7724 KB |
Output is correct |
53 |
Correct |
92 ms |
7740 KB |
Output is correct |
54 |
Correct |
93 ms |
7728 KB |
Output is correct |
55 |
Correct |
94 ms |
7668 KB |
Output is correct |
56 |
Correct |
91 ms |
7744 KB |
Output is correct |
57 |
Correct |
93 ms |
7736 KB |
Output is correct |
58 |
Correct |
90 ms |
7728 KB |
Output is correct |
59 |
Correct |
74 ms |
7728 KB |
Output is correct |
60 |
Correct |
84 ms |
7736 KB |
Output is correct |
61 |
Correct |
87 ms |
7736 KB |
Output is correct |
62 |
Correct |
139 ms |
9236 KB |
Output is correct |
63 |
Correct |
221 ms |
18820 KB |
Output is correct |
64 |
Correct |
205 ms |
18840 KB |
Output is correct |
65 |
Correct |
138 ms |
9136 KB |
Output is correct |
66 |
Correct |
129 ms |
9180 KB |
Output is correct |
67 |
Correct |
168 ms |
10468 KB |
Output is correct |
68 |
Correct |
139 ms |
9260 KB |
Output is correct |
69 |
Correct |
134 ms |
9292 KB |
Output is correct |
70 |
Correct |
138 ms |
9956 KB |
Output is correct |
71 |
Correct |
155 ms |
9452 KB |
Output is correct |
72 |
Correct |
132 ms |
9508 KB |
Output is correct |
73 |
Correct |
214 ms |
14936 KB |
Output is correct |
74 |
Correct |
246 ms |
15160 KB |
Output is correct |
75 |
Correct |
213 ms |
19468 KB |
Output is correct |
76 |
Correct |
213 ms |
19012 KB |
Output is correct |
77 |
Correct |
211 ms |
19676 KB |
Output is correct |
78 |
Correct |
219 ms |
18772 KB |
Output is correct |