제출 #961019

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
961019		ankit_singh_programs	Job Scheduling (CEOI12_jobs)	C++14	0 / 100	1077 ms	2548 KiB

jobs

#include <iostream>

using namespace std;


#define ll long long 




ll k;

#define str string




void io(str s){
  str s1=s+".in";
  str s2=s+".out";
 
  freopen(s1.c_str(),"r",stdin);
  freopen(s2.c_str(),"w",stdout);
 
 
}


#define de(x) cout<<#x<<" ";cout<<x<<endl;



#define fast ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);





int day,del,n;


#include <bits/stdc++.h>




#define ve vector 





ve<pair<int,int>> ar;





#define f first

#define s second




bool chk(int k){

  int a;

  int c;

    
a=1;

c=0;


  for(auto nxt:ar){


    int v=nxt.f;

    while(a<v){

      ++a;

      c=0;

    }



    if(a>day) return 0;


  int dt=fabs(a-v);



  if(dt>del) return 0;









  ++c;

  if(c==k){
    c=0;

    ++a;




  }







  }


  return 1;




}

const int inf=1e9;



#define pb push_back

#define all(x) (x).begin(),(x).end()







  void sol(){

    cin>>day>>del>>n;


    for(int i=0;i<n;++i){

      int a;

      cin>>a;

      ar.pb({a,i+1});

    }






    sort(all(ar));





    int l=1;

    int r=n;


    int ans=inf;



    while(l<=r){
      int m=(l+r)/2;

      if(chk(m)){


        ans=m;




        r=m-1;

      }


      else{


        l=m+1;


      }


    }


    // case t+ fasth



      cout<<ans;



    cout<<endl;





int k=ans;








int a,c;
    
a=1;

c=0;  


bool don=0;


  for(auto nxt:ar){


    int v=nxt.f;

    while(a<v){


      cout<<"0\n";



      ++a;

      c=0;

    }





  int dt=fabs(a-v);
















  ++c;


  cout<<nxt.second<<" ";


  if(c==k){


    don=1;

    cout<<"0"<<endl;

    c=0;

    ++a;




  }








  }




  if(don); 

  else{

    cout<<0<<endl;

    ++a;



  }





  a=day-a;

++a;


  while(a--) cout<<0<<endl;















}



int main(){ 

  #ifndef ONLINE_JUDGE
  freopen("input.txt","r",stdin);

  freopen("output.txt","w",stdout);

  freopen("error.txt","w",stderr);
  #endif

  

  // io("cbarn2");

  


  sol();








  return 0;
} 

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'void sol()':
jobs.cpp:273:7: warning: unused variable 'dt' [-Wunused-variable]
  273 |   int dt=fabs(a-v);
      |       ^~
jobs.cpp: In function 'void io(std::string)':
jobs.cpp:25:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |   freopen(s1.c_str(),"r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:26:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |   freopen(s2.c_str(),"w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp: In function 'int main()':
jobs.cpp:368:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  368 |   freopen("input.txt","r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:370:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  370 |   freopen("output.txt","w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:372:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  372 |   freopen("error.txt","w",stderr);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

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