Submission #239496

#	Time	Username	Problem	Language	Result	Execution time	Memory
239496		Nucleist	Lottery (CEOI18_lot)	C++14	100 / 100	855 ms	20856 KiB

lot

#include <bits/stdc++.h> 
using namespace std; 
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#define flash ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)
#define debug(x) cerr << " - " << #x << ": " << x << endl;
#define debugs(x, y) cerr << " - " << #x << ": " << x << " " << #y << ": " << y << endl;
#define all(x) (x).begin(),(x).end()
#define sz(x) (ll)x.size()
#define ll long long
#define INF 1000000000
#define MOD 1000000007
#define pb push_back
#define ve vector<ll>
#define dos pair<ll,ll>
#define vedos vector<dos>
#define rand mt19937 rng(chrono::steady_clock::now().time_since_epoch().count())
#define EPS 0.000001
struct greateri
{
    template<class T>
    bool operator()(T const &a, T const &b) const { return a > b; }
};
void setIO(string s) {
  ios_base::sync_with_stdio(0); cin.tie(0); 
  freopen((s+".in").c_str(),"r",stdin);
  freopen((s+".out").c_str(),"w",stdout);
}
ll mapi[100001];
ll ans[10000][210];
int main()
{
  flash;
  ll n,l;
  cin>>n>>l;
  ve hed;
  for (ll i = 0; i < n; ++i)
  {
    ll yo;cin>>yo;hed.pb(yo);
  }
  ll q;
  cin>>q;
  ve que,quz;
  set<ll>ko;
  while(q--){
    ll yo;
    cin>>yo;
    que.pb(yo);
    ko.insert(yo);
  }
  for(auto it:ko)quz.pb(it);
  ll last=-1;
  vedos inter;
  for (ll i = 0; i < quz.size(); ++i)
  {
    if(quz[i]!=last+1){
      inter.pb({last+1,quz[i]-1});
    }
    inter.pb({quz[i],quz[i]});
    last=quz[i];
  }
  if(last!=10000){
    inter.pb({last+1,10000});
  }
  for (ll i = 0; i < inter.size(); ++i)
  {
    for (ll j = inter[i].first; j <= inter[i].second; ++j)
    {
      mapi[j]=i;
    }
  }
  for (ll i = 1; i < hed.size()-l+1; ++i)
  {
    ve cur;
    ll dist=0;
    for (ll j = i; j < i+l; ++j)
    {
      if(hed[j]!=hed[j-i])dist++;
    }
    ans[0][mapi[dist]]++;
    ans[i][mapi[dist]]++;
    for (ll k = 1; k < hed.size()-l+1; ++k)
    {
      if(hed[k+i+l-1]!=hed[k+l-1])dist++;
      if(hed[k+i-1]!=hed[k-1])dist--;
      if(k+i+l-1>=n)break;
      ans[i+k][mapi[dist]]++;
      ans[k][mapi[dist]]++;
    }
  }
  for (ll i = 0; i < n-l+1; ++i)
  {
    for (ll k = 1; k < inter.size(); ++k)
    {
      ans[i][k]+=ans[i][k-1];
    }
  }
  for(auto it:que){
    for (ll i = 0; i < n-l+1; ++i)
    {
      cout<<ans[i][mapi[it]]<<" ";
    }
    cout<<'\n';
  }
  return 0;
}
//code the AC sol !
// BS/queue/map

Compilation message (stderr)

lot.cpp:4:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("O3")
 
lot.cpp:5:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
lot.cpp: In function 'int main()':
lot.cpp:55:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (ll i = 0; i < quz.size(); ++i)
                  ~~^~~~~~~~~~~~
lot.cpp:66:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (ll i = 0; i < inter.size(); ++i)
                  ~~^~~~~~~~~~~~~~
lot.cpp:73:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (ll i = 1; i < hed.size()-l+1; ++i)
                  ~~^~~~~~~~~~~~~~~~
lot.cpp:83:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (ll k = 1; k < hed.size()-l+1; ++k)
                    ~~^~~~~~~~~~~~~~~~
lot.cpp:94:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (ll k = 1; k < inter.size(); ++k)
                    ~~^~~~~~~~~~~~~~
lot.cpp: In function 'void setIO(std::__cxx11::string)':
lot.cpp:27:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen((s+".in").c_str(),"r",stdin);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lot.cpp:28:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen((s+".out").c_str(),"w",stdout);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 25 / 25
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20