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Submission #717370

# Submission time Handle Problem Language Result Execution time Memory
717370 2023-04-01T21:49:54 Z vjudge1 Table Tennis (info1cup20_tabletennis) C++17
20 / 100
 93 ms 4388 KB 
#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 998244353
#define INF 1000000000000000000
#define ll long long
///#define cin fin
///#define cout fout
#define fi first
#define se second
using namespace std;
///ofstream fout("herding.out");
///ifstream fin("herding.in");


int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    int n, k; cin >> n >> k; vector<long long> v; int arr[n+k] = {}; map<long long,int> mp; int pos = -1;
    for(int i = 0; i < n+k; i++) {
        int x; cin >> x; v.push_back(x);
    }

    for(int i = 1; i <= (n+k)/2; i++) {
        int j = (n+k)-i; arr[i] = j; arr[j] = i;
        mp[v[i]+v[j]]++;
        if(mp[v[i]+v[j]] == n/2) pos = 0;
    }

    for(int i = 1; i < (n+k); i++) {
        mp[v[arr[i]]+v[i]]--;
        arr[arr[i]] = i-1; arr[i-1] = arr[i];
        mp[v[i-1]+v[arr[i-1]]]++;
        if(mp[v[i-1]+v[arr[i-1]]] == n/2) pos = i;
    }

    for(int i = 0; i < (n+k); i++) {
        if(i == pos) continue;
        cout << v[i] << ' ';
    }
    return 0;
}

Subtask #1
11.0 / 11.0

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

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 856 KB Output is correct
2 Correct 68 ms 4328 KB Output is correct
3 Correct 93 ms 4324 KB Output is correct
4 Correct 87 ms 4388 KB Output is correct

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 34 ms 3616 KB Output does not have symmetry property
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Extra information in the output file
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Extra information in the output file
2 Halted 0 ms 0 KB -

Subtask #6
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Extra information in the output file
2 Halted 0 ms 0 KB -

Subtask #7
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Extra information in the output file
2 Halted 0 ms 0 KB -

Subtask #8
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB Extra information in the output file
2 Halted 0 ms 0 KB -