Submission #867310

#	Time	Username	Problem	Language	Result	Execution time	Memory
867310		Muhammad_Aneeq	Nuclearia (CEOI15_nuclearia)	C++17	30 / 100	1083 ms	61268 KiB

nuclearia

/*
بسم الله الرحمن الرحيم
Author:
                          (:Muhammad Aneeq:)
*/
#pragma GCC optimize("O2")
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#include <iostream>
#include <cmath>
using namespace std;
#define int long long
inline void solve()
{
  int h,w;
  cin>>h>>w;
  int a[h][w]={};
  int x;
  cin>>x;
  while (x--)
  {
    int i,j,y,z;
    cin>>i>>j>>y>>z;
    i--;j--;
    a[i][j]+=y;
    for (int k=0;k<y/z+(y%z!=0);k++)
    {
      if (i-k<0&&i+k>=h)
        break;
      for (int l=0;l<y/z+(y%z!=0);l++)
      {
        if (j-l<0&&j+l>=w)
          break;
        if (k==0&&l==0)
          continue;
        if (i-k>=0)
        {
          if (j-l>=0)
            a[i-k][j-l]+=y-z*max(k,l);
          if (j+l<w&&l!=0)
            a[i-k][j+l]+=y-z*max(k,l);
        }
        if (i+k<h&&k!=0)
        {
          if (j-l>=0)
            a[i+k][j-l]+=y-z*max(k,l);
          if (j+l<w&&l!=0)
            a[i+k][j+l]+=y-z*max(k,l); 
        }
      }
    }
  }
  long long pre[h+1][w+1]={};
  for (int i=0;i<h;i++)
  {
    for (int j=0;j<w;j++)
    {
      pre[i+1][j+1]=pre[i+1][j]+pre[i][j+1]-pre[i][j]+a[i][j];
    }
  }
  int q;
  cin>>q;
  while (q--)
  {
    int a,b,c,d;
    cin>>a>>b>>c>>d;
    int f=pre[c][d]-pre[c][b-1]-pre[a-1][d]+pre[a-1][b-1];
    long double g=(c-a+1)*(d-b+1);
    cout<<(long long)round(f/g)<<'\n';
  }
}
signed main()
{
  ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
        solve();
}

• Subtask 1: 3 / 3
• Subtask 2: 2 / 2
• Subtask 3: 3 / 3
• Subtask 4: 2 / 2
• Subtask 5: 6 / 6
• Subtask 6: 4 / 4
• Subtask 7: 6 / 6
• Subtask 8: 4 / 4
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10
• Subtask 11: 0 / 15
• Subtask 12: 0 / 10
• Subtask 13: 0 / 12
• Subtask 14: 0 / 8