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Submission #468629

# Submission time Handle Problem Language Result Execution time Memory
468629 2021-08-29T05:40:06 Z Vectorized Balloons (CEOI11_bal) Java 11
0 / 100
 2000 ms 27024 KB 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.text.DecimalFormat;
import java.util.Stack;
import java.util.StringTokenizer;

public class bal {

    static class Node{
        double x;
        double r;
        Node(double x, double r){
            this.x = x;
            this.r = r;
        }
    }

    private static DecimalFormat df = new DecimalFormat("0.000");

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine());
        int n = Integer.parseInt(st.nextToken());
        Stack<Node> s = new Stack<Node>();
        for (int i = 0; i < n; i++) {
            st = new StringTokenizer(br.readLine());
            double curx = Double.parseDouble(st.nextToken()), curr = Double.parseDouble(st.nextToken());
            double ans = curr;
            while (s.size() > 0){
                double newr = 1.0 * (1.0 * (s.peek().x - curx) * (s.peek().x - curx)) / (4.0 * s.peek().r);
                curr = Math.min(curr, newr);
                if(curr < s.peek().r){
                    break;
                }
                s.pop();
            }
            System.out.println(df.format(ans));
            s.add(new Node(curx, ans));
        }
    }
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 134 ms 9596 KB 2nd numbers differ - expected: '4.1670000000', found: '7.0000000000', error = '2.8330000000'

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 99 ms 9700 KB 2nd numbers differ - expected: '252735385.4379999936', found: '1000000000.0000000000', error = '747264614.5620000362'

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 163 ms 10084 KB 2nd numbers differ - expected: '0.0010000000', found: '3.0000000000', error = '2.9990000000'

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 522 ms 17960 KB 2nd numbers differ - expected: '122.0020000000', found: '123.0000000000', error = '0.9980000000'

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1182 ms 19220 KB 2nd numbers differ - expected: '212.0010000000', found: '213.0000000000', error = '0.9990000000'

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1459 ms 20676 KB 2nd numbers differ - expected: '15398.0000000000', found: '24984.0000000000', error = '9586.0000000000'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1741 ms 23764 KB 2nd numbers differ - expected: '7937.0000000000', found: '10352.0000000000', error = '2415.0000000000'

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1822 ms 24232 KB 2nd numbers differ - expected: '5059.0000000000', found: '5060.0000000000', error = '1.0000000000'
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2061 ms 26876 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 2081 ms 27024 KB Time limit exceeded
2 Halted 0 ms 0 KB -