oj.uz

Submission #952389

# Submission time Handle Problem Language Result Execution time Memory
952389 2024-03-23T16:47:58 Z veljko Balloons (CEOI11_bal) C++17
60 / 100
 2000 ms 4336 KB 
/*****from dust I have come, dust I will be*****/
#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
 
using namespace __gnu_pbds;
using namespace std;
#define int long long
#define forn(i,n) for(int i=0;i<n;i++)
int dx[8] = { 1, 0, -1, 0, -1, 1, -1, 1 };
int dy[8] = { 0, 1, 0, -1, -1, 1, 1, -1 };
int ceil_div(int a, int b) {return a % b == 0 ? a / b : a / b + 1;}
 
const int MOD = 1000000007;
//const int MOD = 998244353;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> pbds; // find_by_order, order_of_key
 
/*
int k = A.order_of_key(p[i].second);
A.erase(A.find_by_order(k));
erase element from pbds multiset
*/


void solve(){
    int n; cin >> n;
    vector<pair<double, double>>a(n);
    for (auto &t : a) cin >> t.first>>t.second;
    vector<double>ans;
    ans.push_back(a[0].second);
    for (int i=1;i<n;i++){
        double mn = 1e15;
        for (int j=0;j<i;j++){
            mn = min(mn, (a[i].first - a[j].first) * (a[i].first - a[j].first) / (4.0 * ans[j]));
        }
        mn = min(mn, a[i].second);
        ans.push_back(mn);
    }
    for (auto t : ans){
        cout << fixed <<setprecision(3);
        cout <<t<<'\n';
    }
}
 
 
int32_t main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
 

 
    int t = 1; //cin >>t;
    for (int i=1;i<=t;i++){
        solve();
    }
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB 10 numbers

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB 2 numbers

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB 505 numbers

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 348 KB 2000 numbers

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 323 ms 1292 KB 20000 numbers

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1956 ms 2092 KB 50000 numbers
2 Correct 1950 ms 3044 KB 49912 numbers

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2027 ms 2744 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2062 ms 2788 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2041 ms 3756 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2036 ms 4336 KB Time limit exceeded
2 Halted 0 ms 0 KB -