oj.uz

Submission #786963

# Submission time Handle Problem Language Result Execution time Memory
786963 2023-07-18T15:42:30 Z GrindMachine Tenis (COI19_tenis) C++17
51 / 100
 500 ms 7828 KB 
// Om Namah Shivaya

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x, y) ((x + y - 1) / (y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl

#define rep(i, n) for(int i = 0; i < n; ++i)
#define rep1(i, n) for(int i = 1; i <= n; ++i)
#define rev(i, s, e) for(int i = s; i >= e; --i)
#define trav(i, a) for(auto &i : a)

template<typename T>
void amin(T &a, T b) {
    a = min(a, b);
}

template<typename T>
void amax(T &a, T b) {
    a = max(a, b);
}

#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif

/*

remember reading the edi & seeing other people's solutions a long time ago
don't exactly remember the idea, but graph/scc ideas were used for proof? (idk)

winners form a pref in each of the courts
find the smallest pref s.t the multiset of guys in all 3 courts that belong to this pref is the same

*/

const int MOD = 1e9 + 7;
const int N = 1e5 + 5;
const int inf1 = int(1e9) + 5;
const ll inf2 = ll(1e18) + 5;

ll a[5][N], pos[5][N];

void solve(int test_case)
{
    ll n,q; cin >> n >> q;
    rep1(p,3){
        rep1(i,n) cin >> a[p][i];
        rep1(i,n) pos[p][a[p][i]] = i;
    }

    vector<bool> ok(n+5);

    auto upd = [&](){
        ll mn2 = inf2, mx2 = -inf2;
        ll mn3 = inf2, mx3 = -inf2;
        fill(all(ok),0);

        rep1(i,n){
            ll x = a[1][i];
            ok[x] = 1;
            amin(mn2,pos[2][x]);
            amax(mx2,pos[2][x]);
            amin(mn3,pos[3][x]);
            amax(mx3,pos[3][x]);
            if(mn2 == 1 and mx2 == i and mn3 == 1 and mx3 == i){
                break;
            }
        }
    };

    upd();

    while(q--){
        ll t; cin >> t;
        if(t == 1){
            ll i; cin >> i;
            if(ok[i]) cout << "DA" << endl;
            else cout << "NE" << endl;
        }
        else{
            ll p,x,y; cin >> p >> x >> y;
            ll i = pos[p][x], j = pos[p][y];
            swap(a[p][i],a[p][j]);
            swap(pos[p][x],pos[p][y]);
            upd();
        }
    }
}

int main()
{
    fastio;

    int t = 1;
    // cin >> t;

    rep1(i, t) {
        solve(i);
    }

    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 22 ms 6748 KB Output is correct
14 Correct 22 ms 6636 KB Output is correct
15 Correct 20 ms 6684 KB Output is correct
16 Correct 23 ms 6728 KB Output is correct
17 Correct 19 ms 6740 KB Output is correct
18 Correct 19 ms 6756 KB Output is correct
19 Correct 23 ms 6732 KB Output is correct
20 Correct 21 ms 6676 KB Output is correct
21 Correct 19 ms 6760 KB Output is correct
22 Correct 19 ms 6640 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 7756 KB Output is correct
2 Correct 33 ms 7752 KB Output is correct
3 Correct 33 ms 7752 KB Output is correct
4 Correct 33 ms 7728 KB Output is correct
5 Correct 34 ms 7760 KB Output is correct
6 Correct 33 ms 7740 KB Output is correct
7 Correct 37 ms 7756 KB Output is correct
8 Correct 33 ms 7784 KB Output is correct
9 Correct 33 ms 7756 KB Output is correct
10 Correct 32 ms 7756 KB Output is correct
11 Correct 34 ms 7752 KB Output is correct
12 Correct 32 ms 7752 KB Output is correct
13 Correct 33 ms 7828 KB Output is correct
14 Correct 32 ms 7704 KB Output is correct
15 Correct 33 ms 7756 KB Output is correct

Subtask #5
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 22 ms 6748 KB Output is correct
14 Correct 22 ms 6636 KB Output is correct
15 Correct 20 ms 6684 KB Output is correct
16 Correct 23 ms 6728 KB Output is correct
17 Correct 19 ms 6740 KB Output is correct
18 Correct 19 ms 6756 KB Output is correct
19 Correct 23 ms 6732 KB Output is correct
20 Correct 21 ms 6676 KB Output is correct
21 Correct 19 ms 6760 KB Output is correct
22 Correct 19 ms 6640 KB Output is correct
23 Correct 39 ms 7756 KB Output is correct
24 Correct 33 ms 7752 KB Output is correct
25 Correct 33 ms 7752 KB Output is correct
26 Correct 33 ms 7728 KB Output is correct
27 Correct 34 ms 7760 KB Output is correct
28 Correct 33 ms 7740 KB Output is correct
29 Correct 37 ms 7756 KB Output is correct
30 Correct 33 ms 7784 KB Output is correct
31 Correct 33 ms 7756 KB Output is correct
32 Correct 32 ms 7756 KB Output is correct
33 Correct 34 ms 7752 KB Output is correct
34 Correct 32 ms 7752 KB Output is correct
35 Correct 33 ms 7828 KB Output is correct
36 Correct 32 ms 7704 KB Output is correct
37 Correct 33 ms 7756 KB Output is correct
38 Execution timed out 1080 ms 6900 KB Time limit exceeded
39 Halted 0 ms 0 KB -