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Submission #686683

# Submission time Handle Problem Language Result Execution time Memory
686683 2023-01-25T18:39:50 Z speedyArda Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
30 / 100
 1457 ms 90692 KB 
#include "bits/stdc++.h"

using namespace std;
using ll = long long;
const ll MAXN = 4e6 + 5;

ll seg[MAXN * 4];

void update(ll v, ll tl, ll tr, ll pos, ll val)
{

    if(tl == tr)
    {
        seg[v] = max(seg[v], val);
        return;
    }
    ll tm = (tl + tr) / 2;
        
    if(pos <= tm)
        update(2 * v, tl, tm, pos, val);
    else
        update(2 * v + 1, tm + 1, tr, pos, val);
    seg[v] = max(seg[v * 2], seg[v * 2 + 1]);

}

ll get(ll v, ll tl, ll tr, ll l, ll r)
{
    if(l > r)
        return 0;
    if(l == tl && r == tr)
    {
        return seg[v];
    }
    ll tm = (tl + tr) / 2;

    return max(get(2 * v, tl, tm, l, min(r, tm)), get(2 * v + 1, tm + 1, tr, max(tm + 1, l), r));
}

int main() 
{
    ios_base::sync_with_stdio(0);
    ll n, m;
    cin >> n >> m;
    ll w[n+5];
    for(ll i = 1; i <= n; i++)
        cin >> w[i];
    vector< vector < pair<pair<ll, ll>, ll> > > q(m+5);

    for(ll i = 1; i <= m; i++)
    {
        ll l, r, k;
        cin >> l >> r >> k;
        q[l].push_back({{r, k}, i});
    }
    ll ans[m+5];
    vector<ll> curr;
    for(ll i = n; i >= 1; i--)
    {
        while(!curr.empty() && w[curr.back()] <= w[i])
        {
            if(w[curr.back()] != w[i])
                update(1, 1, n, curr.back(), w[curr.back()] + w[i]);
            curr.pop_back();
        }
        curr.push_back(i);
        for(pair< pair<ll, ll>, ll> elem : q[i])
        {
            ll temp = get(1, 1, n, i, elem.first.first);
            if(temp <= elem.first.second)
                ans[elem.second] = 1;
            else
                ans[elem.second] = 0;
        }
    }


    for(ll i = 1; i <= m; i++)
        cout << ans[i] << "\n";

}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Runtime error 3 ms 400 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Runtime error 3 ms 400 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1434 ms 90320 KB Output is correct
2 Correct 1454 ms 90308 KB Output is correct
3 Correct 1457 ms 90692 KB Output is correct
4 Correct 1390 ms 90472 KB Output is correct
5 Correct 1090 ms 82012 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 102 ms 9688 KB Output is correct
2 Correct 99 ms 10212 KB Output is correct
3 Correct 76 ms 7684 KB Output is correct
4 Correct 73 ms 7676 KB Output is correct
5 Correct 73 ms 7604 KB Output is correct
6 Correct 80 ms 7996 KB Output is correct
7 Correct 63 ms 7996 KB Output is correct
8 Correct 61 ms 7360 KB Output is correct
9 Correct 38 ms 6588 KB Output is correct
10 Correct 64 ms 7428 KB Output is correct

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Runtime error 3 ms 400 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Runtime error 3 ms 400 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -