Submission #933006

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
933006	2024-02-24 19:06:26	velislavgarkov	Construction of Highway (JOI18_construction)	C++14	0 / 100	4 ms	9052 KiB

construction

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#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
const int MAXN=1e5+10;
#define endl '\n'
struct Kopie {
    int x;
    int ind;
    bool friend operator < (Kopie a, Kopie b) {
        return a.x<b.x;
    }
};
Kopie d[MAXN];
int a[MAXN], b[MAXN], c[MAXN];
int ss[MAXN], par[MAXN];
int heavy[MAXN], start[MAXN], op[MAXN], seg_pos[MAXN];
int heavy_cnt, cnt;
int tree[4*MAXN], lazy[4*MAXN];
int fen[MAXN];
vector <int> v[MAXN];
vector <pair <int,long long> > arr;
int n;
void dfs(int x, int p) {
    ss[x]=0;
    for (auto i:v[x]) {
        if (i==p) continue;
        dfs(i,x);
        par[i]=x;
        ss[x]=max(ss[x],ss[i]+1);
 
 
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Compilation message (stderr)

construction.cpp: In function 'long long int find_ans(int)':
construction.cpp:144:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  144 |     for (int i=0;i<arr.size();i++) update_fen(arr[i].first,-arr[i].second);
      |                  ~^~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 9
• Subtask 3: 0 / 84