#include "bits/stdc++.h"
#include "gondola.h"
using namespace std;
int valid(int n, int inputSeq[]){
int mi_idx = min_element(inputSeq ,inputSeq+n)-inputSeq;
set <int> ss;
for(int i=0; i<n; i++)
ss.insert(inputSeq[i]);
if(ss.size() != n)
return 0;
if(inputSeq[mi_idx] >= n)
return 1;
int nxt = inputSeq[mi_idx];
for(int i=mi_idx; nxt<=n; i++){
if(inputSeq[i%n] != nxt && inputSeq[i%n] <= n)
return 0;
nxt++;
}
return 1;
}
//----------------------
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
vector <pair<int ,int>> vii;
int mi_idx = min_element(gondolaSeq ,gondolaSeq+n)-gondolaSeq;
int nxt = gondolaSeq[mi_idx];
if(nxt > n)
nxt = 1;
for(int i=mi_idx; i<mi_idx+n; i++){
vii.push_back({gondolaSeq[i%n] ,nxt});
//cout << gondolaSeq[i%n] << ' ' << nxt << endl;
nxt = (nxt == n ? 1 : nxt+1);
}
sort(vii.begin() ,vii.end());
nxt = n;
vector <int> ret;
for(auto&p : vii){
if(p.first <= n)
continue;
ret.push_back(p.second);
for(nxt++; nxt != p.first; nxt++)
ret.push_back(nxt);
}
for(int i=0; i<ret.size(); i++)
replacementSeq[i] = ret[i];
return ret.size();
}
//----------------------
const int mod = 1e9+9;
int powmod(int a ,int p){
int x = 1;
for( ; p; p>>=1){
if(p&1)
x = 1LL*x*a%mod;
a = 1LL*a*a%mod;
}
return x;
}
int countReplacement(int n, int inputSeq[])
{
if(!valid(n ,inputSeq))
return 0;
int mi_idx = min_element(inputSeq ,inputSeq+n)-inputSeq;
int nxt = inputSeq[mi_idx];
if(nxt > n)
nxt = 1;
vector <int> to;
for(int i=mi_idx; i<mi_idx+n; i++){
if(inputSeq[i%n] != nxt)
to.push_back(inputSeq[i%n]);
nxt = (nxt == n ? 1 : nxt+1);
}
sort(to.begin() ,to.end());
int ans = 1 ,to_ptr = 0 ,lst = n;
for(int i:to){
ans = 1LL*ans*powmod(to.size()-to_ptr ,i-lst-1)%mod;
lst = i;
to_ptr++;
}
if(inputSeq[mi_idx] <= n)
return ans;
else
return 1LL*ans*n%mod;
}
Compilation message
gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:10:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(ss.size() != n)
~~~~~~~~~~^~~~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:47:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<ret.size(); i++)
~^~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
16 ms |
2168 KB |
Output is correct |
7 |
Correct |
38 ms |
3704 KB |
Output is correct |
8 |
Correct |
29 ms |
3960 KB |
Output is correct |
9 |
Correct |
10 ms |
1528 KB |
Output is correct |
10 |
Correct |
37 ms |
4472 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
17 ms |
2296 KB |
Output is correct |
7 |
Correct |
41 ms |
3704 KB |
Output is correct |
8 |
Correct |
29 ms |
3960 KB |
Output is correct |
9 |
Correct |
11 ms |
1528 KB |
Output is correct |
10 |
Correct |
36 ms |
4600 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
256 KB |
Output is correct |
13 |
Correct |
21 ms |
2168 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
49 ms |
4728 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
380 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
380 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
256 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
3 ms |
504 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
15 ms |
1772 KB |
Output is correct |
12 |
Correct |
17 ms |
1904 KB |
Output is correct |
13 |
Correct |
19 ms |
1516 KB |
Output is correct |
14 |
Correct |
15 ms |
1776 KB |
Output is correct |
15 |
Correct |
25 ms |
2240 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
252 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
252 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
256 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
52 ms |
4088 KB |
Output is correct |
10 |
Correct |
41 ms |
3576 KB |
Output is correct |
11 |
Correct |
15 ms |
1400 KB |
Output is correct |
12 |
Correct |
19 ms |
1656 KB |
Output is correct |
13 |
Correct |
5 ms |
632 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
404 KB |
Output is correct |
6 |
Correct |
2 ms |
256 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
53 ms |
4088 KB |
Output is correct |
10 |
Correct |
42 ms |
3448 KB |
Output is correct |
11 |
Correct |
15 ms |
1532 KB |
Output is correct |
12 |
Correct |
19 ms |
1656 KB |
Output is correct |
13 |
Correct |
5 ms |
632 KB |
Output is correct |
14 |
Correct |
65 ms |
5396 KB |
Output is correct |
15 |
Correct |
82 ms |
6008 KB |
Output is correct |
16 |
Correct |
12 ms |
1400 KB |
Output is correct |
17 |
Correct |
46 ms |
4216 KB |
Output is correct |
18 |
Correct |
26 ms |
2424 KB |
Output is correct |