Submission #867381

#	Time	Username	Problem	Language	Result	Execution time	Memory
867381		Faisal_Saqib	Nuclearia (CEOI15_nuclearia)	C++17	55 / 100	1095 ms	54436 KiB

nuclearia

#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#include <iostream>
#include <algorithm>
#include <climits>
#include <cmath>
#include <map>
#include <set>
#include <iomanip>
#include <vector>
#include <cstring>
#include <fstream>
using namespace std;
 
#define vll vector<ll>
#define sll set<ll>
#define vstr vector<string>
#define ll long long
#define ld long double
#define supra main
#define pb push_back
#define add insert
#define rall(x) rbegin(x),rend(x)
#define all(x) (x).begin(),(x).end()
#define I ios_base::sync_with_stdio(false);
#define Hear cin.tie(NULL);
#define Shots cout.tie(NULL);
#define Ratatatata
ll powmod(ll a,ll b,ll modulo)
{
  if(b==0){
    return 1;
  }
  ll temp=powmod(a,b/2,modulo);
  if(b%2==0){
    return (temp*temp)%modulo;
  }
  else{
    return (a*((temp*temp)%modulo))%modulo;
  }
}
inline ll read() {
    char c = getchar();
    ll x = 0, s = 1;
    while (c < '0' || c > '9') {
        if (c == '-')
            s = -1;
        c = getchar();
    }
    while (c >= '0' && c <= '9') {
        x = x * 10 + c - '0';
        c = getchar();
    }
    return x * s;
}
bool Prime(ll n){
    if (n <= 1)
        return false;
    for (ll i = 2; i <= sqrt(n); i++)
        if (n % i == 0)
            return false;
 
    return true;
}
const int N = 2.5e6 + 90;
ll dif[N];
ll n,m;
void Call_Me_When_You_Want(int l,int r,ll cur,ll add)
{
    if(r<l)
    {
        return;
    }
    dif[l]+=cur;
    dif[l+1]-=cur;;
    dif[l+1]+=add;;
    dif[r+1]-=add;;
    ll xc=-1*(cur+(r-l)*add);
    dif[r+1]+=xc;;
    dif[r+2]-=xc;;
}
void solve1()
{
    ll p=read();
    for(int asp=0;asp<p;asp++)
    {
        ll j=read(),i=read(),final=read(),add=read();
        ll l=max(1ll,j-(final/add));
        ll cur=final-(add*(j-l));
        Call_Me_When_You_Want(l,j-1,cur,add);
        ll r=min(m,j+(final/add));
        Call_Me_When_You_Want(j,r,final,-add);
    }
    vll pre={0};
    for(int i=1;i<=m;i++)
    {
        pre.pb(pre.back()+dif[i]);
    }
    for(int j=0;j<2;j++)
    {
        for(int i=1;i<=m;i++)
        {
            pre[i]+=pre[i-1];
        }
    }
    ll q=read();
    while(q--)
    {
        ll y1=read(),x1=read(),y2=read(),x2=read();
        ll sum=0,cell=(y2-y1+1)*(x2-x1+1);
        sum=pre[y2]-pre[y1-1];
        ld cur=((ld)sum/(ld)cell);
        cur+=0.5;
        cout<<(ll)cur<<'\n';
    }
}
void solve()
{
    m=read(),n=read();
    if(n==1)
    {
        solve1();
        return;
    }
    ll p=read();
    vector<vll> grid(n+2,vll(m+2));
    auto pre=grid;
    for(int i=0;i<p;i++)
    {
        ll y=read(),x=read(),a=read(),b=read();
        for(int i=1;i<=n;i++)
        {
            for(int j=1;j<=m;j++)
            {
                grid[i][j]+=max(0ll,a-b*(max(abs(i-x),abs(j-y))));
            }
        }
    }
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            pre[i][j]=(pre[i][j-1]+pre[i-1][j]+grid[i][j]-pre[i-1][j-1]);
        }
    }
    ll q=read();
    while(q--)
    {
        ll y1=read(),x1=read(),y2=read(),x2=read();
        ll sum=0,cell=(y2-y1+1)*(x2-x1+1);
        sum=pre[x2][y2]-pre[x1-1][y2]-pre[x2][y1-1]+pre[x1-1][y1-1];
        ld cur=((ld)sum/(ld)cell);
        cur+=0.5;
        cout<<(ll)cur<<'\n';
    }
}
int supra(){
    I Hear Shots Ratatatata
    cout<<setprecision(1000);
    // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);
    ll tqwertyuiop=1;
    // cin>>tqwertyuiop;
    for(int tp=1;tp<=tqwertyuiop;tp++)
    {
        // cout<<"Case #"<<tp<<": ";
        solve();
    }
    return 0;
}

Compilation message (stderr)

nuclearia.cpp: In function 'void solve1()':
nuclearia.cpp:87:21: warning: unused variable 'i' [-Wunused-variable]
   87 |         ll j=read(),i=read(),final=read(),add=read();
      |                     ^

• 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: 15 / 15
• Subtask 10: 10 / 10
• Subtask 11: 0 / 15
• Subtask 12: 0 / 10
• Subtask 13: 0 / 12
• Subtask 14: 0 / 8