| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 837537 |
2023-08-25T12:05:09 Z |
Liudas |
Rope (JOI17_rope) |
C++17 |
|
2500 ms |
170660 KB |
#include <bits/stdc++.h>
using namespace std;
class segment_tree{
public:
vector<int> tree;
int N;
segment_tree(int K){
N = 1;
while(K >= N){
N *= 2;
}
tree.assign(N * 2, 0);
}
void update(int head, int l, int r, int pos, int val){
if(r - l == 1){
tree[head] += val;
return;
}
int mid = (l + r) / 2;
if(pos < mid){
update(head * 2 + 1, l, mid, pos, val);
}
else{
update(head *2 + 2, mid, r, pos, val);
}
tree[head] = max(tree[head * 2 + 2], tree[head * 2 + 1]);
}
void update(int pos, int val){
update(0, 0, N, pos, val);
}
};
int main(){
int N, M;
cin >> N >> M;
vector<int> arr(N);
for(int i = 0; i < N; i ++){
cin >> arr[i];
arr[i]--;
}
vector<vector<vector<int>>> brr(M + 5, vector<vector<int>>(2));
segment_tree tree(M + 5);
vector<int> counts(M + 5);
for(int i = 0; i < N; i ++){
for(int j = 0; j < 2; j ++){
int pi = i + 1 - (i + j) % 2 * 2;
if(pi > -1 && pi < N && arr[pi] != arr[i]){
brr[arr[i]][j].push_back(arr[pi]);
}
}
counts[arr[i]] ++;
tree.update(arr[i], 1);
}
for(int i = 0; i < M; i ++){
tree.update(i, -counts[i]);
int ans = N;
for(int j = 0; j < 2; j ++){
for(int &k : brr[i][j])tree.update(k, -1);
ans = min(ans, N-tree.tree[0]-counts[i]);
for(int &k : brr[i][j])tree.update(k, 1);
}
tree.update(i, counts[i]);
cout << ans << endl;
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
260 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 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 |
212 KB |
Output is correct |
| 7 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
260 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 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 |
212 KB |
Output is correct |
| 7 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
21 ms |
1748 KB |
Output is correct |
| 28 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 29 |
Correct |
20 ms |
1748 KB |
Output is correct |
| 30 |
Correct |
21 ms |
1364 KB |
Output is correct |
| 31 |
Correct |
23 ms |
1876 KB |
Output is correct |
| 32 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 33 |
Correct |
25 ms |
1748 KB |
Output is correct |
| 34 |
Correct |
17 ms |
1364 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
260 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 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 |
212 KB |
Output is correct |
| 7 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
21 ms |
1748 KB |
Output is correct |
| 28 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 29 |
Correct |
20 ms |
1748 KB |
Output is correct |
| 30 |
Correct |
21 ms |
1364 KB |
Output is correct |
| 31 |
Correct |
23 ms |
1876 KB |
Output is correct |
| 32 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 33 |
Correct |
25 ms |
1748 KB |
Output is correct |
| 34 |
Correct |
17 ms |
1364 KB |
Output is correct |
| 35 |
Correct |
45 ms |
1876 KB |
Output is correct |
| 36 |
Correct |
44 ms |
1876 KB |
Output is correct |
| 37 |
Correct |
43 ms |
1748 KB |
Output is correct |
| 38 |
Correct |
48 ms |
1876 KB |
Output is correct |
| 39 |
Correct |
44 ms |
1852 KB |
Output is correct |
| 40 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 41 |
Correct |
34 ms |
2044 KB |
Output is correct |
| 42 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 43 |
Correct |
33 ms |
2004 KB |
Output is correct |
| 44 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 45 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 46 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 47 |
Correct |
32 ms |
2004 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
260 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 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 |
212 KB |
Output is correct |
| 7 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
21 ms |
1748 KB |
Output is correct |
| 28 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 29 |
Correct |
20 ms |
1748 KB |
Output is correct |
| 30 |
Correct |
21 ms |
1364 KB |
Output is correct |
| 31 |
Correct |
23 ms |
1876 KB |
Output is correct |
| 32 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 33 |
Correct |
25 ms |
1748 KB |
Output is correct |
| 34 |
Correct |
17 ms |
1364 KB |
Output is correct |
| 35 |
Correct |
45 ms |
1876 KB |
Output is correct |
| 36 |
Correct |
44 ms |
1876 KB |
Output is correct |
| 37 |
Correct |
43 ms |
1748 KB |
Output is correct |
| 38 |
Correct |
48 ms |
1876 KB |
Output is correct |
| 39 |
Correct |
44 ms |
1852 KB |
Output is correct |
| 40 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 41 |
Correct |
34 ms |
2044 KB |
Output is correct |
| 42 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 43 |
Correct |
33 ms |
2004 KB |
Output is correct |
| 44 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 45 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 46 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 47 |
Correct |
32 ms |
2004 KB |
Output is correct |
| 48 |
Correct |
546 ms |
17716 KB |
Output is correct |
| 49 |
Correct |
560 ms |
17700 KB |
Output is correct |
| 50 |
Correct |
557 ms |
17612 KB |
Output is correct |
| 51 |
Correct |
519 ms |
17568 KB |
Output is correct |
| 52 |
Correct |
471 ms |
15340 KB |
Output is correct |
| 53 |
Correct |
434 ms |
16144 KB |
Output is correct |
| 54 |
Correct |
400 ms |
14056 KB |
Output is correct |
| 55 |
Correct |
386 ms |
13768 KB |
Output is correct |
| 56 |
Correct |
390 ms |
13220 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
260 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 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 |
212 KB |
Output is correct |
| 7 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
21 ms |
1748 KB |
Output is correct |
| 28 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 29 |
Correct |
20 ms |
1748 KB |
Output is correct |
| 30 |
Correct |
21 ms |
1364 KB |
Output is correct |
| 31 |
Correct |
23 ms |
1876 KB |
Output is correct |
| 32 |
Correct |
17 ms |
1620 KB |
Output is correct |
| 33 |
Correct |
25 ms |
1748 KB |
Output is correct |
| 34 |
Correct |
17 ms |
1364 KB |
Output is correct |
| 35 |
Correct |
45 ms |
1876 KB |
Output is correct |
| 36 |
Correct |
44 ms |
1876 KB |
Output is correct |
| 37 |
Correct |
43 ms |
1748 KB |
Output is correct |
| 38 |
Correct |
48 ms |
1876 KB |
Output is correct |
| 39 |
Correct |
44 ms |
1852 KB |
Output is correct |
| 40 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 41 |
Correct |
34 ms |
2044 KB |
Output is correct |
| 42 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 43 |
Correct |
33 ms |
2004 KB |
Output is correct |
| 44 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 45 |
Correct |
35 ms |
2004 KB |
Output is correct |
| 46 |
Correct |
32 ms |
1876 KB |
Output is correct |
| 47 |
Correct |
32 ms |
2004 KB |
Output is correct |
| 48 |
Correct |
546 ms |
17716 KB |
Output is correct |
| 49 |
Correct |
560 ms |
17700 KB |
Output is correct |
| 50 |
Correct |
557 ms |
17612 KB |
Output is correct |
| 51 |
Correct |
519 ms |
17568 KB |
Output is correct |
| 52 |
Correct |
471 ms |
15340 KB |
Output is correct |
| 53 |
Correct |
434 ms |
16144 KB |
Output is correct |
| 54 |
Correct |
400 ms |
14056 KB |
Output is correct |
| 55 |
Correct |
386 ms |
13768 KB |
Output is correct |
| 56 |
Correct |
390 ms |
13220 KB |
Output is correct |
| 57 |
Execution timed out |
2550 ms |
170660 KB |
Time limit exceeded |
| 58 |
Halted |
0 ms |
0 KB |
- |
