Submission #764888

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
764888	2023-06-24 06:18:25	vjudge1	Roadside Advertisements (NOI17_roadsideadverts)	C++17	7 / 100	1086 ms	57700 KiB

roadsideadverts

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// #pragma GCC optimize("O3,unroll-loops")
// #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
#define ent '\n'
#define all(x) x.begin(), x.end()
#define s second
#define f first
#define pb push_back
typedef long long ll;
using namespace std;
const int maxn = 2e6 + 250;
const int mod = 1e9 + 7;
const int K = 400;
const double Pi = acos(-1.0);
const long double eps = 1e-9;
#define int long long
int a[maxn], f[maxn];
pair<int,int>p[maxn];
vector<pair<int,int>>g[maxn];
map<pair<int,int>,int>mp;
void dfs(int v, int pa = 0) {
    for(auto to:g[v]) {
        if(to.f==pa)continue;
        p[to.f] = {v, to.s};
        dfs(to.f, v);
    }
}
void chek(int a) {
    int sum = 0;
    while(a!=0) {
 
 
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Compilation message (stderr)

roadsideadverts.cpp: In function 'void chek(long long int)':
roadsideadverts.cpp:29:9: warning: unused variable 'sum' [-Wunused-variable]
   29 |     int sum = 0;
      |         ^~~
roadsideadverts.cpp: In function 'void solve()':
roadsideadverts.cpp:36:15: warning: unused variable 'sum' [-Wunused-variable]
   36 |     int n, k, sum = 0;
      |               ^~~

• Subtask 1: 7 / 7
• Subtask 2: 0 / 23
• Subtask 3: 0 / 40
• Subtask 4: 0 / 30