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Submission #872166

# Submission time Handle Problem Language Result Execution time Memory
872166 2023-11-12T12:10:17 Z 12345678 Balloons (CEOI11_bal) C++17
40 / 100
 2 ms 604 KB 
#include <bits/stdc++.h>

using namespace std;

const int nx=2e3+5;
double n, x[nx], dp[nx];

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n;
    for (int i=1; i<=n; i++) cin>>x[i]>>dp[i];
    stack<pair<int, double>> s;
    for (int i=1; i<=n; i++)
    {
        while (!s.empty())
        {
            dp[i]=min(dp[i], (((x[i]-x[s.top().first])*(x[i]-x[s.top().first]))/(4*s.top().second)));
            if (dp[i]>=s.top().second) s.pop();
            else break;
        }
        printf("%.3f\n", dp[i]);
        s.push({i, dp[i]});
    }
}

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 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 2 ms 348 KB 2000 numbers

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -