oj.uz

Submission #233256

# Submission time Handle Problem Language Result Execution time Memory
233256 2020-05-20T07:41:23 Z kartel Tenis (COI19_tenis) C++14
30 / 100
 500 ms 23448 KB 
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#define in(x) freopen(x, "r", stdin)
#define out(x) freopen(x, "w", stdout)
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("-O3")
#define F first
#define S second
#define pb push_back
#define N +100500
#define M ll(1e9 + 7)
#define sz(x) (int)x.size()
#define re return
#define oo ll(1e18)
#define el '\n'
#define pii pair <int, int>
using namespace std;
//using namespace __gnu_pbds;
//typedef tree <int, null_type, less_equal <int> , rb_tree_tag, tree_order_statistics_node_update> ordered_set;
typedef long long ll;
typedef long double ld;

int n, q, a[4][N], ps[4][N], i, j, t, x, y, v;
bool mrk[N];
multiset <int> g[N];

bool bfs(int start)
{
    queue <int> qu;

    qu.push(start);
    mrk[start] = 1;

    while (sz(qu))
    {
        int v = qu.front(); qu.pop();
        for (auto u : g[v])
        {
            if (mrk[u]) continue;
            qu.push(u);
            mrk[u] = 1;
        }
    }

    int i = 1;
    while (i <= n && mrk[i]) i++;

    return i > n;
}

int main()
{
    srand(time(0));
    ios_base::sync_with_stdio(0);
    iostream::sync_with_stdio(0);
    ios::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);

//    in("input.txt");
//    out("output.txt");

    cin >> n >> q;
    for (j = 1; j <= 3; j++)
    {
        for (i = 1; i <= n; i++)
        {
            cin >> a[j][i];
            ps[j][a[j][i]] = i;
            if (i > 1) g[a[j][i - 1]].insert(a[j][i]);
        }
    }

    while (q--)
    {
        cin >> t;
        if (t == 1)
        {
            cin >> v;
            for (i = 1; i <= n; i++) mrk[i] = 0;
            cout << ((bfs(v)) ? "DA" : "NE") << el;
        }
        else
        {
            cin >> t >> x >> y;
            i = ps[t][x];
            if (i > 1 && g[a[t][i - 1]].find(x) != g[a[t][i - 1]].end()) g[a[t][i - 1]].erase(g[a[t][i - 1]].find(x));
            if (i < n && g[x].find(a[t][i + 1]) != g[x].end()) g[x].erase(g[x].find(a[t][i + 1]));

            i = ps[t][y];
            if (i > 1 && g[a[t][i - 1]].find(y) != g[a[t][i - 1]].end()) g[a[t][i - 1]].erase(g[a[t][i - 1]].find(y));
            if (i < n && g[y].find(a[t][i + 1]) != g[y].end()) g[y].erase(g[y].find(a[t][i + 1]));

            swap(a[t][ps[t][x]], a[t][ps[t][y]]);
            swap(ps[t][x], ps[t][y]);

            i = ps[t][x];
            if (i > 1) g[a[t][i - 1]].insert(x);
            if (i < n) g[x].insert(a[t][i + 1]);

            i = ps[t][y];
            if (i > 1) g[a[t][i - 1]].insert(y);
            if (i < n) g[y].insert(a[t][i + 1]);
        }
    }
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5120 KB Output is correct
2 Correct 7 ms 5120 KB Output is correct
3 Correct 7 ms 5120 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 7 ms 5120 KB Output is correct
6 Correct 7 ms 5120 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5120 KB Output is correct
2 Correct 7 ms 5120 KB Output is correct
3 Correct 7 ms 5120 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 7 ms 5120 KB Output is correct
6 Correct 7 ms 5120 KB Output is correct
7 Correct 7 ms 5248 KB Output is correct
8 Correct 8 ms 5248 KB Output is correct
9 Correct 8 ms 5248 KB Output is correct
10 Correct 8 ms 5248 KB Output is correct
11 Correct 8 ms 5248 KB Output is correct
12 Correct 8 ms 5248 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5120 KB Output is correct
2 Correct 7 ms 5120 KB Output is correct
3 Correct 7 ms 5120 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 7 ms 5120 KB Output is correct
6 Correct 7 ms 5120 KB Output is correct
7 Correct 7 ms 5248 KB Output is correct
8 Correct 8 ms 5248 KB Output is correct
9 Correct 8 ms 5248 KB Output is correct
10 Correct 8 ms 5248 KB Output is correct
11 Correct 8 ms 5248 KB Output is correct
12 Correct 8 ms 5248 KB Output is correct
13 Correct 160 ms 21592 KB Output is correct
14 Correct 171 ms 23356 KB Output is correct
15 Correct 149 ms 23288 KB Output is correct
16 Correct 179 ms 23300 KB Output is correct
17 Correct 185 ms 23324 KB Output is correct
18 Correct 166 ms 23448 KB Output is correct
19 Correct 169 ms 23160 KB Output is correct
20 Correct 132 ms 23288 KB Output is correct
21 Correct 203 ms 23288 KB Output is correct
22 Correct 163 ms 23288 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1098 ms 21624 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5120 KB Output is correct
2 Correct 7 ms 5120 KB Output is correct
3 Correct 7 ms 5120 KB Output is correct
4 Correct 7 ms 5120 KB Output is correct
5 Correct 7 ms 5120 KB Output is correct
6 Correct 7 ms 5120 KB Output is correct
7 Correct 7 ms 5248 KB Output is correct
8 Correct 8 ms 5248 KB Output is correct
9 Correct 8 ms 5248 KB Output is correct
10 Correct 8 ms 5248 KB Output is correct
11 Correct 8 ms 5248 KB Output is correct
12 Correct 8 ms 5248 KB Output is correct
13 Correct 160 ms 21592 KB Output is correct
14 Correct 171 ms 23356 KB Output is correct
15 Correct 149 ms 23288 KB Output is correct
16 Correct 179 ms 23300 KB Output is correct
17 Correct 185 ms 23324 KB Output is correct
18 Correct 166 ms 23448 KB Output is correct
19 Correct 169 ms 23160 KB Output is correct
20 Correct 132 ms 23288 KB Output is correct
21 Correct 203 ms 23288 KB Output is correct
22 Correct 163 ms 23288 KB Output is correct
23 Execution timed out 1098 ms 21624 KB Time limit exceeded
24 Halted 0 ms 0 KB -