oj.uz

Submission #1015593

# Submission time Handle Problem Language Result Execution time Memory
1015593 2024-07-06T14:44:44 Z andrei_iorgulescu Fortune Telling 2 (JOI14_fortune_telling2) C++14
35 / 100
 3000 ms 9296 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx2")

using namespace std;

int n,k,a[200005],b[200005],t[200005];
int g;
bool tr[305][305];
vector<int> lol;
short int pa[200005],pb[200005];
pair<int,int> vv[400005];
bool sp[200005];
int f1[400005],f2[400005];
int vls[305],pvls;
int opp[305],nrop;
bool incerc[305][305];

void solve(vector<int> op)
{
    nrop = 0;
    for (auto it : op)
        opp[nrop++] = it;
    set<int> ss;
    for (auto it : op)
        ss.insert(it);
    pvls = 0;
    for (auto it : ss)
        vls[pvls++] = it;
    vls[pvls++] = (int)2e9;
    int i0 = 0;
    for (int i = 1; i <= 2 * n; i++)
    {
        while (vls[i0] < f1[i])
            i0++;
        if (f2[i] < 0)
        {
            if (!sp[-f2[i]])
                pb[-f2[i]] = i0;
            else
                pa[-f2[i]] = i0;
        }
        else
        {
            if (!sp[f2[i]])
                pa[f2[i]] = i0;
            else
                pb[f2[i]] = i0;
        }
    }
    for (int i = 0; i < pvls; i++)
        for (int j = 0; j < pvls; j++)
            incerc[i][j] = false;
    for (int i = 1; i <= n; i++)
        incerc[pa[i]][pb[i]] = true;
    for (int i = 0; i < pvls; i++)
    {
        for (int j = 0; j < pvls; j++)
        {
            if (!incerc[i][j])
                continue;
            int x = vls[i],y = vls[j];
            bool cnt_swap = false;
            for (int q = 0; q < nrop; q++)
            {
                if (opp[q] >= x)
                    swap(x,y),cnt_swap ^= 1;
            }
            if (cnt_swap)
                tr[i][j] = true;
            else
                tr[i][j] = false;
        }
    }
    for (int i = 1; i <= n; i++)
    {
        if (tr[pa[i]][pb[i]])
            sp[i] ^= 1;
    }
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin >> n >> k;
    for (int i = 1; i <= n; i++)
        cin >> a[i] >> b[i];
    for (int i = 1; i <= k; i++)
        cin >> t[i];
    for (int i = 1; i <= n; i++)
    {
        vv[2 * i - 1] = {a[i],i};
        vv[2 * i] = {b[i],-i};
    }
    sort(vv + 1,vv + 2 * n + 1);
    for (int i = 1; i <= 2 * n; i++)
    {
        f1[i] = vv[i].first;
        f2[i] = vv[i].second;
    }
    g = 150;
    for (int i = 1; i <= k; i += g)
    {
        vector<int> op;
        for (int j = i; j <= k and j < i + g; j++)
            op.push_back(t[j]);
        solve(op);
    }
    long long ans = 0;
    for (int i = 1; i <= n; i++)
        if (sp[i])
            swap(a[i],b[i]);
    for (int i = 1; i <= n; i++)
        ans += a[i];
    cout << ans;
    return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 2 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 1 ms 6504 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 2 ms 6488 KB Output is correct
13 Correct 2 ms 6576 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 2 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 1 ms 6504 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 2 ms 6488 KB Output is correct
13 Correct 2 ms 6576 KB Output is correct
14 Correct 51 ms 6748 KB Output is correct
15 Correct 141 ms 6804 KB Output is correct
16 Correct 255 ms 6744 KB Output is correct
17 Correct 415 ms 6748 KB Output is correct
18 Correct 391 ms 6748 KB Output is correct
19 Correct 259 ms 6888 KB Output is correct
20 Correct 314 ms 6884 KB Output is correct
21 Correct 170 ms 6888 KB Output is correct
22 Correct 66 ms 6748 KB Output is correct
23 Correct 73 ms 6884 KB Output is correct
24 Correct 72 ms 6748 KB Output is correct
25 Correct 65 ms 6748 KB Output is correct
26 Correct 169 ms 6744 KB Output is correct
27 Correct 191 ms 6900 KB Output is correct
28 Correct 155 ms 6748 KB Output is correct
29 Correct 228 ms 6744 KB Output is correct

Subtask #3
0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 6492 KB Output is correct
3 Correct 2 ms 6492 KB Output is correct
4 Correct 2 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 2 ms 6492 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 1 ms 6504 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 2 ms 6488 KB Output is correct
13 Correct 2 ms 6576 KB Output is correct
14 Correct 51 ms 6748 KB Output is correct
15 Correct 141 ms 6804 KB Output is correct
16 Correct 255 ms 6744 KB Output is correct
17 Correct 415 ms 6748 KB Output is correct
18 Correct 391 ms 6748 KB Output is correct
19 Correct 259 ms 6888 KB Output is correct
20 Correct 314 ms 6884 KB Output is correct
21 Correct 170 ms 6888 KB Output is correct
22 Correct 66 ms 6748 KB Output is correct
23 Correct 73 ms 6884 KB Output is correct
24 Correct 72 ms 6748 KB Output is correct
25 Correct 65 ms 6748 KB Output is correct
26 Correct 169 ms 6744 KB Output is correct
27 Correct 191 ms 6900 KB Output is correct
28 Correct 155 ms 6748 KB Output is correct
29 Correct 228 ms 6744 KB Output is correct
30 Correct 862 ms 6768 KB Output is correct
31 Correct 2183 ms 6852 KB Output is correct
32 Execution timed out 3035 ms 9296 KB Time limit exceeded
33 Halted 0 ms 0 KB -