oj.uz

Submission #157718

# Submission time Handle Problem Language Result Execution time Memory
157718 2019-10-12T18:35:13 Z a_player Job Scheduling (CEOI12_jobs) C++14
90 / 100
 804 ms 9888 KB 
#include <bits/stdc++.h>
#define f first
#define se second

using namespace std;

int N,M,D;
pair<int,int> s[1000001];
vector<int> st[100001];
bool check(int T){
  if(T>=M)return true;
  if(T==0)return false;
  int j=0;
    for(int i=0;i<M;i++){
      if(i%T==0)j++;
      j=max(j,s[i].f);
      if(s[i].f+D<j)return false;
    }
     return true;
}
int main(){
  cin>>N>>D>>M;
  for(int i=0;i<M;i++){
    cin>>s[i].f;
    s[i].se=i+1;
  }
  sort(s,s+M);
  int x=-1;
  for(int b=M;b>=1;b/=2)
  while(!check(x+b))x+=b;

  cout<<x+1<<endl;
  x++;
  int j=0;
    for(int i=0;i<M;i++){
      if(i%x==0)j++;
      j=max(j,s[i].f);
      if(s[i].f+D<j)st[j].push_back(s[i].se);
    }
    for(int i=0;i<N;i++){
    for(int z=0;z<st[i].size();z++)cout<<st[i][z]<<" ";
    cout<<0<<endl;
  }
}

Compilation message

jobs.cpp: In function 'int main()':
jobs.cpp:41:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int z=0;z<st[i].size();z++)cout<<st[i][z]<<" ";
                 ~^~~~~~~~~~~~~

Subtask #1
90.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 3448 KB Output is correct
2 Correct 73 ms 3576 KB Output is correct
3 Correct 74 ms 3532 KB Output is correct
4 Correct 75 ms 3448 KB Output is correct
5 Correct 75 ms 3448 KB Output is correct
6 Correct 72 ms 3448 KB Output is correct
7 Correct 75 ms 3576 KB Output is correct
8 Correct 72 ms 3496 KB Output is correct
9 Correct 330 ms 3704 KB Output is correct
10 Correct 330 ms 3732 KB Output is correct
11 Correct 62 ms 3448 KB Output is correct
12 Correct 126 ms 4216 KB Output is correct
13 Correct 177 ms 4984 KB Output is correct
14 Correct 296 ms 5960 KB Output is correct
15 Incorrect 291 ms 6648 KB Output isn't correct
16 Correct 416 ms 7472 KB Output is correct
17 Correct 490 ms 8236 KB Output is correct
18 Correct 500 ms 9108 KB Output is correct
19 Incorrect 804 ms 9888 KB Output isn't correct
20 Correct 484 ms 8144 KB Output is correct