Submission #539238

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
539238	2022-03-18 15:26:40	timreizin	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	57 / 100	140 ms	26168 KiB

skyscraper

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#include <iostream>
#include <vector>
#include <algorithm>
#include <deque>
#include <cassert>
using namespace std;
const short INF = 32767;
int main()
{
    cin.tie(0)->sync_with_stdio(0);
    int n, m;
    cin >> n >> m;
    vector<pair<int, int>> doges(m);
    for (auto &[b, p] : doges) cin >> b >> p;
    const short D = 180;
    vector<vector<short>> dp(n, vector<short>(D, INF));
    vector<vector<short>> canGet(n), starts(n);
    for (auto &[b, p] : doges)
    {
        starts[b].push_back(p);
        if (p >= D) for (int i = b % p; i < n; i += p) canGet[i].push_back(p);
    }
    for (int i = 0; i < n; ++i)
    {
        sort(canGet[i].begin(), canGet[i].end());
        canGet[i].erase(unique(canGet[i].begin(), canGet[i].end()), canGet[i].end());
        sort(starts[i].begin(), starts[i].end());
 
 
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Compilation message (stderr)

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:33:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         for (int j = 0; j < canGet[i].size(); ++j) dp[i][D + j] = INF;
      |                         ~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 21 / 21
• Subtask 5: 0 / 43