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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#414573#2929. Concert RehearsalTheSleepyDevil#TL 1ms3712kbC++144.0kb2024-05-19 10:02:202024-05-19 10:02:20

Judging History

你现在查看的是最新测评结果

  • [2024-05-19 10:02:20]
  • 评测
  • 测评结果:TL
  • 用时:1ms
  • 内存:3712kb
  • [2024-05-19 10:02:20]
  • 提交

answer

    /*
     Hell, 'til I reach Hell, I ain't scared
     Mama checkin' in my bedroom, I ain't there
                                                */
    #include<bits/stdc++.h>
    #include <ext/pb_ds/assoc_container.hpp>
    #include <ext/pb_ds/tree_policy.hpp>
    using namespace __gnu_pbds;
    using namespace std;

    #define Major  ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    #define TxtIO   freopen("input.txt","r",stdin); freopen("output.txt","w",stdout);
    #define read(a,n) for(int i = 0 ; i<n ; i++) cin>>a[i];
    #define write(a) for(auto x : a) cout<<x<<" ";
    #define int long long
    #define pb push_back
    #define all(a)  a.begin(),a.end()
    #define el "\n"

    typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

    const int inf=4e18;

    int dx[]={1,0,-1,0,1,1,-1,-1};
    int dy[]={0,1,0,-1,1,-1,1,-1};

    const int mod=1e9+7;
    const int MAX =1e6+7;

   // ---------------------------Function----------------------------------//

    void TestCake(){
      int n,p,k;
      cin>>n>>p>>k;
      vector<pair<int,int>>all;
      vector<int>pre;
      int sum=0;
      for(int i=0;i<n;i++){
         int x;cin>>x;
         all.pb({i,x});
         sum+=x;
         pre.pb(sum);
      }
//      if(sum<=p){
//        int here=p*k;
//        here/=sum;
//        cout<<here<<el;return;
//      }
      set<vector<pair<int,int>>>st;
      vector<vector<pair<int,int>>>last;
      int ok=0;
       int cur=0;
        vector<pair<int,int>>here;
          int bef=0,id=0,stt=0,key=0;

          while(stt<n&&k){
               int l=stt,r=n-1,id=stt;
              while(l<=r){
                int mid=(l+r)/2;

                int here=pre[mid]-(!bef?0:pre[bef-1])+key;

                if(here>p){
                    id=mid;
                    r=mid-1;
                }
                else{
                    l=mid+1;
                }
              }
              for(int i=stt;i<l;i++){
                here.pb({i,all[i].second});
                key+=all[i].second;
              }
//              cout<<stt<<" "<<l<<el;
              if(l>=n){
                stt=0;
                bef=0;
                continue;
              }
              k--;
              key=0;
              last.pb(here);
              if(st.find(here)!=st.end()){
                ok=1;break;
              }
              bef=l;
              stt=l;

              st.insert(here);
              here.clear();
          }

      if(!ok){
         map<int,int>mp;
          for(int i=0;i<last.size();i++){
             for(auto x : last[i])mp[x.first]++;
          }
           int mn=inf;
           for(int i=0;i<n;i++){
             mn=min(mn,mp[i]);
          }
          cout<<mn<<el;
          return;
      }
      k++;
//        cout<<k<<el;
//      for(auto z : last){
//        for(auto x : z){
//        cout<<x.first<<" "<<x.second<<el;
//        }
//        cout<<el;
//      }
       id=0;
      for(int i=0;i<last.size()-1;i++){
          if(last[i]==last.back()){
              id=i;
              break;
          }
      }

      map<int,int>mp;
      for(int i=id;i<last.size()-1;i++){
         for(auto x : last[i])mp[x.first]++;
      }

      int sz=last.size()-id-1;

      int cnt=k/sz,lft=k%sz;


       for(int i=0;i<n;i++){
          mp[i]+=(mp[i]*cnt);
      }

      for(int i=id;i<last.size()-1&&lft;i++){
         for(auto x : last[i])mp[x.first]++;
         lft--;
      }
      for(int i=0;i<id;i++){
         for(auto x : last[i])mp[x.first]++;
      }
     int mn=inf;
       for(int i=0;i<n;i++){
         mn=min(mn,mp[i]);
      }

      cout<<mn;
    }
    //------------------------------Main---------------------------//
    signed main(){
        Major
        int T = 1;
//        cin >> T;
        while(T--){
            TestCake();
        //       cerr << "Time elapsed: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
        }
        return 0;
    }

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3576kb

input:

3 20 10
6
9
5

output:

10

result:

ok single line: '10'

Test #2:

score: 0
Accepted
time: 1ms
memory: 3580kb

input:

5 11 2
5
5
5
5
5

output:

0

result:

ok single line: '0'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3552kb

input:

7 11 3
1
2
3
4
5
6
7

output:

1

result:

ok single line: '1'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3524kb

input:

4 8 9
2
7
2
3

output:

4

result:

ok single line: '4'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3712kb

input:

1 3 7
2

output:

7

result:

ok single line: '7'

Test #6:

score: -100
Time Limit Exceeded

input:

1 1000000000 1000000000
1

output:


result: