Submission #749347

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
749347	2023-05-27 19:24:56	finn__	Nuclearia (CEOI15_nuclearia)	C++17	4 / 100	1111 ms	867688 KiB

nuclearia

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#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,sse4")
#include <bits/stdc++.h>
using namespace std;
constexpr size_t N = 200000;
vector<vector<int64_t>> r;
vector<vector<pair<int64_t, int64_t>>> rgt, dwn, diag, rgt_corr, dwn_corr;
int64_t plants[N][4];
void add_plant_source(size_t i, size_t j, int64_t a, int64_t b)
{
    int64_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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Compilation message (stderr)

nuclearia.cpp: In function 'int main()':
nuclearia.cpp:143:43: warning: comparison of integer expressions of different signedness: 'int64_t' {aka 'long int'} and 'std::vector<std::vector<long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  143 |                 else if (plants[i][0] + 1 < r.size() && plants[i][1] + 1 < r[i].size())
      |                          ~~~~~~~~~~~~~~~~~^~~~~~~~~~
nuclearia.cpp:143:74: warning: comparison of integer expressions of different signedness: 'int64_t' {aka 'long int'} and 'std::vector<long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  143 |                 else if (plants[i][0] + 1 < r.size() && plants[i][1] + 1 < r[i].size())
      |                                                         ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~

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