Submission #749372

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
749372	2023-05-27 19:54:23	finn__	Nuclearia (CEOI15_nuclearia)	C++17	40 / 100	1119 ms	867648 KiB

nuclearia

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#pragma GCC optimize("O3")
#pragma GCC target("avx,avx2,sse4")
#include <bits/stdc++.h>
using namespace std;
constexpr size_t N = 200000;
vector<vector<uint64_t>> r;
vector<vector<pair<uint64_t, uint64_t>>> rgt, dwn, diag, rgt_corr, dwn_corr;
uint64_t plants[N][4];
void add_plant_source(size_t i, size_t j, uint64_t a, uint64_t b)
{
    uint64_t d = a / b;
    r[i][j] += a;
    if (!d)
        return;
    rgt[i][j].first += a;
    rgt[i][j].second -= b;
    dwn[i][j].first += a;
    dwn[i][j].second -= b;
    diag[i][j].first += a;
    diag[i][j].second -= b;
    if (i + d + 1 < r.size())
    {
        r[i + d + 1][j] += (d + 1) * b - a;
        rgt[i + d + 1][j].first += (d + 1) * b - a;
        rgt[i + d + 1][j].second += b;
        rgt_corr[i + d + 1][j].first += (d + 1) * b - a;
 
 
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