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Submission #925022

# Submission time Handle Problem Language Result Execution time Memory
925022 2024-02-10T13:14:45 Z VMaksimoski008 Balloons (CEOI11_bal) C++14
100 / 100
 236 ms 5360 KB 
#include <bits/stdc++.h>
using namespace std;

int main() {
    int n;
    cin >> n;

    vector<pair<double, double> > v(n);
    for(auto &x : v) cin >> x.first >> x.second;

    stack<int> st;
    for(int i=0; i<n; i++) {
        while(!st.empty()) {
            v[i].second = min(v[i].second, (v[st.top()].first - v[i].first) * (v[st.top()].first - v[i].first) / (4 * v[st.top()].second));
            if(v[st.top()].second >= v[i].second) break;
            st.pop();
        }

        st.push(i);
        cout << setprecision(3) << fixed << v[i].second << '\n';
    }

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB 10 numbers

Subtask #2
10.0 / 10.0

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

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB 505 numbers

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB 2000 numbers

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 892 KB 20000 numbers

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 1620 KB 50000 numbers
2 Correct 59 ms 1620 KB 49912 numbers

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 114 ms 2888 KB 100000 numbers

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 142 ms 3252 KB 115362 numbers
2 Correct 140 ms 3296 KB 119971 numbers

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 178 ms 4180 KB 154271 numbers
2 Correct 236 ms 5092 KB 200000 numbers

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 227 ms 4948 KB 200000 numbers
2 Correct 235 ms 5360 KB 199945 numbers