#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,x,n) for(int i=x;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3HspL4A ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
using pii=pair<int,int>;
using vi=vec(int);
void print(){cout<<"\n";}
template<class T,class...E>
void print(const T&v,const E&...u){cout<<v<<' ',print(u...);}
// e
signed main(){
_3HspL4A;
int n,k;
cin>>n>>k;
vi a(n);
rep(i,n){
cin>>a[i];
}
auto quq=[&](int l,int r){
int len=r-l;
if(len%k) return;
len/=k;
vi b;
rng(i,l,r){
b.pb(a[i]);
}
rep(i,r-l){
if(b[i]!=b[i%len]){
return;
}
}
print(len);
rep(i,len){
cout<<b[i]<<" ";
}
print();
exit(0);
};
rep(i,n){
rng(j,i+1,n){
quq(i,j);
}
}
//
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 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 |
1 ms |
320 KB |
Output is correct |
5 |
Incorrect |
1 ms |
212 KB |
Unexpected end of file - int32 expected |
6 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
212 KB |
Unexpected end of file - int32 expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 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 |
1 ms |
320 KB |
Output is correct |
5 |
Incorrect |
1 ms |
212 KB |
Unexpected end of file - int32 expected |
6 |
Halted |
0 ms |
0 KB |
- |