Submission #339462

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
339462	2020-12-25 10:43:02	Vladikus004	Biochips (IZhO12_biochips)	C++14	100 / 100	553 ms	402280 KiB

biochips

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#include <bits/stdc++.h>
#define mp make_pair
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define inf 2e9
#define ff first
#define ss second
#define pb push_back
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
const int N = 200000 + 1, M = 500 + 1;
int n, m, sz[N], w[N], dp[N][M];
vector <int> v[N], ord;
void dfs(int x){
    ord.pb(x);
    for (auto u: v[x]){
        dfs(u);
        sz[x] += sz[u];
    }
    sz[x]++;
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
//    freopen("input.txt", "r", stdin);
    cin >> n >> m;
 
 
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Compilation message (stderr)

biochips.cpp: In function 'int main()':
biochips.cpp:41:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |     for (int i = 0; i <= ord.size(); i++)
      |                     ~~^~~~~~~~~~~~~
biochips.cpp:39:8: warning: 'st' may be used uninitialized in this function [-Wmaybe-uninitialized]
   39 |     dfs(st);
      |     ~~~^~~~

• Subtask 1: 100 / 100