Submission #580155

#TimeUsernameProblemLanguageResultExecution timeMemory
580155AlperenTZalmoxis (BOI18_zalmoxis)C++17
0 / 100
1102 ms141768 KiB
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 5; int n, k, arr[N], onecnt[N], needcnt; struct Item{ int x; vector<int> nums; }; vector<Item> a, b; vector<int> newnums[N]; vector<int> v, ans; bool caninc[N]; int main(){ ios_base::sync_with_stdio(false);cin.tie(NULL); cin >> n >> k; for(int i = 0; i < n; i++){ cin >> arr[i]; a.push_back({arr[i], {arr[i]}}); } for(int num = 1; num <= 29; num++){ swap(a, b); a.clear(); while(!b.empty()){ if(b[b.size() - 1].x == num){ if(b.size() >= 2 && b[b.size() - 2].x == num){ vector<int> tmp; for(auto i : b[b.size() - 2].nums) tmp.push_back(i); for(auto i : b[b.size() - 1].nums) tmp.push_back(i); a.push_back({num + 1, tmp}); b.pop_back(), b.pop_back(); } else{ vector<int> tmp; tmp.push_back(num); for(auto i : b[b.size() - 1].nums) tmp.push_back(i); a.push_back({num + 1, tmp}); b.pop_back(); } } else{ a.push_back({b[b.size() - 1].x, b[b.size() - 1].nums}); b.pop_back(); } } reverse(a.begin(), a.end()); } v = a[0].nums; for(int i = 0; i < v.size(); i++) newnums[i].push_back(v[i]); needcnt = (n + k) - v.size(); int ptr = 0; for(int i = 0; i < v.size(); i++){ if(ptr < n && v[i] == arr[i]) ptr++; else caninc[i] = true; } for(int i = 0; i < v.size(); i++){ if(caninc[i]){ while(needcnt > 0 && !newnums[i].empty()){ if(newnums[i].back() == 1){ onecnt[i]++; newnums[i].pop_back(); } else{ int x = newnums[i].back(); newnums[i].pop_back(); needcnt--; newnums[i].push_back(x - 1); newnums[i].push_back(x - 1); } } } } for(int i = 0; i < v.size(); i++){ for(int j = 0; j < onecnt[i]; j++) ans.push_back(1); for(auto j : newnums[i]) ans.push_back(j); } for(auto i : ans) cout << i << " "; }

Compilation message (stderr)

zalmoxis.cpp: In function 'int main()':
zalmoxis.cpp:71:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |  for(int i = 0; i < v.size(); i++) newnums[i].push_back(v[i]);
      |                 ~~^~~~~~~~~~
zalmoxis.cpp:77:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |  for(int i = 0; i < v.size(); i++){
      |                 ~~^~~~~~~~~~
zalmoxis.cpp:82:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   82 |  for(int i = 0; i < v.size(); i++){
      |                 ~~^~~~~~~~~~
zalmoxis.cpp:103:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  103 |  for(int i = 0; i < v.size(); i++){
      |                 ~~^~~~~~~~~~
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