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Submission #831826

# Submission time Handle Problem Language Result Execution time Memory
831826 2023-08-20T15:48:18 Z QwertyPi Measures (CEOI22_measures) C++14
24 / 100
 1500 ms 3988 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int MAXN = 2e5 + 11;

int n, m, d;
bool can(vector<int>& a, int t){
    int x0 = -(1LL << 60);
    for(auto x : a){
        x0 = max(x - t, x0 + d);
        if(x0 > x + t) return false;
    }
    return true;
}

int solve(vector<int>& a){
    sort(a.begin(), a.end());
    int lo = 0, hi = 1LL << 60;
    while(lo != hi){
        int mid = (lo + hi) / 2;
        if(can(a, mid)){
            hi = mid;
        }else{
            lo = mid + 1;
        }
    }
    return lo;
}

int32_t main(){
    cin >> n >> m >> d; d *= 2;
    vector<int> a; for(int i = 0; i < n; i++) { int v; cin >> v; v *= 2; a.push_back(v); }
    for(int i = 0; i < m; i++){
        int v; cin >> v; v *= 2; a.push_back(v);
        sort(a.begin(), a.end());
        int ans = solve(a);
        cout << ans / 2 << (ans % 2 ? ".5" : "") << ' ';
    }
    cout << endl;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 212 KB Output is correct
2 Correct 3 ms 212 KB Output is correct
3 Correct 3 ms 212 KB Output is correct
4 Correct 4 ms 212 KB Output is correct
5 Correct 3 ms 212 KB Output is correct
6 Correct 3 ms 212 KB Output is correct
7 Correct 3 ms 212 KB Output is correct
8 Correct 3 ms 212 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 212 KB Output is correct
2 Correct 3 ms 212 KB Output is correct
3 Correct 3 ms 212 KB Output is correct
4 Correct 4 ms 212 KB Output is correct
5 Correct 3 ms 212 KB Output is correct
6 Correct 3 ms 212 KB Output is correct
7 Correct 3 ms 212 KB Output is correct
8 Correct 3 ms 212 KB Output is correct
9 Correct 312 ms 3988 KB Output is correct
10 Correct 346 ms 3904 KB Output is correct
11 Correct 243 ms 3896 KB Output is correct
12 Correct 356 ms 3868 KB Output is correct
13 Correct 242 ms 3504 KB Output is correct
14 Correct 296 ms 3804 KB Output is correct
15 Correct 297 ms 3392 KB Output is correct
16 Correct 251 ms 3820 KB Output is correct

Subtask #3
0 / 35.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1592 ms 480 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 41.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1592 ms 480 KB Time limit exceeded
2 Halted 0 ms 0 KB -