Submission #1294007

#	Time	Username	Problem	Language	Result	Execution time	Memory
1294007		asim	Paprike (COI18_paprike)	C++20	13 / 100	27 ms	6636 KiB

paprike

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;

#define F first
#define S second
#define int long long
#define pb push_back
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define endl "\n"
#define Yes cout << "YES" << endl;
#define No cout << "NO" << endl;
#define mod(a) ((a % MOD + MOD) % MOD)

#define inp(v) for(auto &a : v) cin >> a;
#define out(v) for(auto &a : v) cout << a << " ";

const int MOD = (int)1e9 + 7;
const int MAX = (int)1e5 + 5;
vector<int> adj[MAX];
void solve() {
    //x >> y = x / (2 ^ y)
    //x << y =  x * (2 ^ y)
    int n;
    cin >> n;
    int k;
    cin >> k;
    int h[n + 1];
    for(int i = 1; i <= n; i++) {
        cin >> h[i];
    }
    for(int i = 1; i < n; i++) {
        int x,y;
        cin >> x >> y;
        adj[x].pb(y);
        adj[y].pb(x);
    }
    multiset<int> st;
    int say = 0;
    int cem = 0;
    for(int i = 1; i <= n; i++) {
        cem += h[i];
        if(cem > k) {
            cem = h[i];
            say++;
        }

    }
    cout << say << endl;
}

signed main() {
    ios_base::sync_with_stdio(false); 
    cin.tie(nullptr); 
    cout.tie(nullptr);
    int t = 1;
   //cin >> t;
    while (t--) {
        solve();
    }
}

• Subtask 1: 0 / 11
• Subtask 2: 13 / 13
• Subtask 3: 0 / 27
• Subtask 4: 0 / 49