oj.uz

Submission #1012683

# Submission time Handle Problem Language Result Execution time Memory
1012683 2024-07-02T13:44:04 Z vjudge1 Krave (COI14_krave) C++17
100 / 100
 435 ms 80208 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define ld long double
#define ull unsigned long long
#define pii pair<int,int>
#define pll pair<long long, long long>
#define fi first
#define se second
#define all(a) (a).begin(), (a).end()
#define pb push_back
#define lwb lower_bound
#define upb upper_bound

#define TASKNAME "NAME"

void init()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    ///freopen(TASKNAME".INP","r",stdin); freopen(TASKNAME".OUT","w",stdout);
}

const int SZ = 1e5+5;
const ll INF = INT_MAX / 2, MOD = 1e9+7, INFLL = 2e18;
const double epsilon = 1e-3;

int a,b,n;

struct SegTree
{
    set<int> nodes[4*SZ];

    void update(int id, int lo, int hi, int u, int v, int val)
    {
        if(hi < u || lo > v) return;
        if(lo >= u && hi <= v)
        {
            nodes[id].insert(val);
            //cout << "update " << lo << " " << hi << " " << val << '\n';
            return;
        }
        int mid = (lo + hi) / 2;
        update(2*id, lo, mid, u , v, val);
        update(2*id+1, mid+1, hi, u, v, val);
    }

    pii query(int id, int lo, int hi, int x, int y)
    {
        pii res;
        auto it1 = nodes[id].lower_bound(y);
        if(it1 == nodes[id].begin())
        {
            res = { (it1 == nodes[id].end() ? INF : *it1), -INF};
        } else
        {
            auto it2 = it1;
            it2--;
            res = { (it1 == nodes[id].end() ? INF : *it1) , *it2};
        }
        //cout << "query " << lo << " " << hi << " " << res.fi << " " << res.se << '\n';
        if(lo == hi) return res;
        int mid = (lo + hi) / 2;
        pii cur;
        if(x <= mid) cur = query(2*id, lo, mid, x, y);
        else cur = query(2*id+1, mid+1, hi, x, y);
        return {min(res.fi, cur.fi), max(res.se, cur.se) };
    }
};

SegTree seg1, seg2;

int main()
{
    init();
    cin >> a >> b;
    seg1.update(1, 1, a, 1, a, 0);
    seg1.update(1, 1 ,a, 1, a, b);
    seg2.update(1, 1, b, 1, b, 0);
    seg2.update(1, 1, b, 1, b, a);
    cin >> n;
    //n = 1;
    for(int i = 1; i <= n; i++)
    {
        int x,y,d;
        cin >> x >> y >> d;
        pii cur1 = seg1.query(1, 1, a, x, y);
        pii cur2 = seg2.query(1, 1, b, y, x);
        ll a1 = cur1.fi - cur1.se, a2 = cur2.fi - cur2.se;
        //cout << cur1.fi << " " << cur1.se << " - " << cur2.fi << " " << cur2.se << '\n';
        if(d == 1)
        {
            ll res1 = a2 * (cur1.fi - y), res2 = a2 * (y - cur1.se);
            cout << min(res1, res2) << " " << max(res1, res2) << '\n';
            seg1.update(1, 1, a, cur2.se, cur2.fi, y);
        } else
        {
            ll res1 = a1 * (cur2.fi - x), res2 = a1 * (x - cur2.se);
            cout << min(res1, res2) << " " << max(res1, res2) << '\n';
            seg2.update(1, 1, b, cur1.se, cur1.fi, x);
        }
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37976 KB Output is correct
2 Correct 16 ms 37980 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 38276 KB Output is correct
2 Correct 24 ms 38748 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 43348 KB Output is correct
2 Correct 65 ms 43348 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 82 ms 43376 KB Output is correct
2 Correct 77 ms 44112 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 43512 KB Output is correct
2 Correct 78 ms 44936 KB Output is correct

Subtask #6
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 160 ms 52304 KB Output is correct
2 Correct 171 ms 66896 KB Output is correct

Subtask #7
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 382 ms 67284 KB Output is correct
2 Correct 202 ms 71508 KB Output is correct

Subtask #8
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 354 ms 66388 KB Output is correct
2 Correct 205 ms 76372 KB Output is correct
3 Correct 92 ms 45500 KB Output is correct
4 Correct 229 ms 73820 KB Output is correct

Subtask #9
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 412 ms 67408 KB Output is correct
2 Correct 234 ms 80208 KB Output is correct
3 Correct 79 ms 45652 KB Output is correct
4 Correct 225 ms 76116 KB Output is correct

Subtask #10
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 435 ms 67648 KB Output is correct
2 Correct 181 ms 70568 KB Output is correct
3 Correct 89 ms 45816 KB Output is correct
4 Correct 240 ms 78284 KB Output is correct