oj.uz

Submission #854768

# Submission time Handle Problem Language Result Execution time Memory
854768 2023-09-28T20:08:57 Z annabeth9680 Arcade (NOI20_arcade) C++17
0 / 100
 1 ms 2396 KB 
#include <bits/stdc++.h>
#define int long long
#define f first
#define s second
using namespace std;
const int MAXN = 5*1e5+20;
int arr[MAXN], t[MAXN];
int32_t main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int N,M; cin >> N >> M;
    vector<pair<int,int>> vec;
    for(int i = 0;i<M;++i) cin >> arr[i];
    for(int i = 0;i<M;++i) cin >> t[i];
    for(int i = 0;i<M;++i) vec.push_back({t[i]-arr[i],t[i]+arr[i]});
    sort(vec.begin(),vec.end());
    set<int> sums; sums.insert((1LL<<60));
    for(int i = 0;i<M;++i){
        auto it = sums.upper_bound(vec[i].s);
        if(it != sums.begin()){
            --it;
            sums.erase(it);
            sums.insert(vec[i].s);
        }
        else{
            sums.insert(vec[i].s);
        }
    }
    cout << sums.size()-1 << "\n";
    return 0;
}

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -