Submission #602528

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
602528	2022-07-23 07:33:37	snasibov05	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	36 / 100	111 ms	262144 KiB

skyscraper

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#include <bits/stdc++.h>
using namespace std;
#define oo 1000000000000000000ll
#define int long long
signed main() {
    int n, m; cin >> n >> m;
    vector<int> b(m), p(m);
    for (int i = 0; i < m; ++i) cin >> b[i] >> p[i];
    vector<vector<int>> v(n);
    for (int i = 0; i < m; ++i) v[b[i]].push_back(i);
    vector<vector<int>> ed(m, vector<int>(m, oo));
    for (int i = 0; i < m; ++i){
        int cnt = 0;
        for (int j = b[i]; j < n; j += p[i]) {
            for (auto to : v[j]) ed[i][to] = min(ed[i][to], cnt);
            cnt++;
        }
        cnt = 0;
        for (int j = b[i]; j >= 0; j -= p[i]){
            for (auto to : v[j]) ed[i][to] = min(ed[i][to], cnt);
            cnt++;
        }
    }
    vector<int> d(m, oo); d[0] = 0;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 0 / 21
• Subtask 5: 0 / 43