#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace std::chrono;
using namespace __gnu_pbds;
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define fbo find_by_order
#define ook order_of_key
typedef long long ll;
typedef pair<int,int> ii;
typedef vector <ii> vii;
typedef vector<int> vi;
typedef long double ld;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> pbds;
typedef set<int>::iterator sit;
typedef map<int,int>::iterator mit;
typedef vector<int>::iterator vit;
/*
5 1
29 27 25 25 28
*/
int main(){
//ios_base::sync_with_stdio(0);
//cin.tie(0);
int n, k; cin >> n >> k;
int x;
stack<int> s, curr;
int ans[n+k];
int idx = n+k-1;
for(int i = 0; i < n; i++){
cin >> x;
s.push(x);
}
curr.push(30);
while(!s.empty()){
if(curr.empty() || idx<=-1){
//printf("not enough\n");
cout << -1 << '\n';
return 0;
}
//printf("curr.top:%d s.top:%d idx:%d\n",curr.top(),s.top(),idx);
x = curr.top();
curr.pop();
if(x<s.top()){
ans[idx]=x;
idx--;
}else if(x==s.top()){
ans[idx]=x;
s.pop();
idx--;
}else{
curr.push(x-1);
curr.push(x-1);
}
}
while(idx>=0){
if(curr.size()>idx+1 || curr.empty()){
//printf("leftover");
cout << -1 <<'\n';
return 0;
}else if(curr.size()==idx+1){
ans[idx]=curr.top();
curr.pop();
idx--;
}else{
if(curr.top() == 0){
ans[idx]=curr.top();
curr.pop();
idx--;
}else{
x=curr.top();
curr.pop();
curr.push(x-1);
curr.push(x-1);
}
}
}
for(int i = 0; i < n+k; i++){
cout<<ans[i]<<" ";
}
cout << '\n';
}
Compilation message
zalmoxis.cpp: In function 'int main()':
zalmoxis.cpp:66:17: warning: comparison of integer expressions of different signedness: 'std::stack<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
66 | if(curr.size()>idx+1 || curr.empty()){
| ~~~~~~~~~~~^~~~~~
zalmoxis.cpp:70:23: warning: comparison of integer expressions of different signedness: 'std::stack<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
70 | }else if(curr.size()==idx+1){
| ~~~~~~~~~~~^~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
397 ms |
6740 KB |
Output is correct |
2 |
Correct |
394 ms |
6704 KB |
Output is correct |
3 |
Correct |
389 ms |
6588 KB |
Output is correct |
4 |
Correct |
396 ms |
6592 KB |
Output is correct |
5 |
Correct |
394 ms |
6756 KB |
Output is correct |
6 |
Correct |
391 ms |
6592 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
396 ms |
6820 KB |
Output is correct |
2 |
Correct |
399 ms |
6580 KB |
Output is correct |
3 |
Incorrect |
296 ms |
4776 KB |
Unexpected end of file - int32 expected |
4 |
Correct |
394 ms |
6720 KB |
Output is correct |
5 |
Correct |
400 ms |
6760 KB |
Output is correct |
6 |
Correct |
389 ms |
6704 KB |
Output is correct |
7 |
Correct |
389 ms |
6576 KB |
Output is correct |
8 |
Correct |
392 ms |
6560 KB |
Output is correct |
9 |
Correct |
334 ms |
8296 KB |
Output is correct |
10 |
Correct |
199 ms |
7492 KB |
Output is correct |
11 |
Correct |
252 ms |
8256 KB |
Output is correct |
12 |
Correct |
111 ms |
6268 KB |
Output is correct |
13 |
Correct |
112 ms |
6308 KB |
Output is correct |
14 |
Correct |
126 ms |
6392 KB |
Output is correct |