oj.uz

Submission #570572

# Submission time Handle Problem Language Result Execution time Memory
570572 2022-05-30T14:10:58 Z TheEccentricDuck Mobile (BOI12_mobile) C++17
65 / 100
 1000 ms 15956 KB 
//======================================================================================================================
// Name        : BOI12_MOBILE.cpp
// Author      : Jinchen Li
// Date Created: 5/30/2022
// Description : oj.uz, Mobile in C++, Ansi-style
//======================================================================================================================

// Directives
#include <algorithm>
#include <cmath>
#include <iomanip>
#include <iostream>
#include <vector>

// Main
int main() {
    // Accepting Inputs
    int N;
    int L;
    std::cin >> N >> L;
    std::vector<double> x(N);
    std::vector<double> y(N);
    for (int i = 0; i < N; i++) {
        std::cin >> x[i] >> y[i];
    }

    // Processing Inputs
    double low = 1;
    double high = 2000000000;
    while (static_cast<long long int>(low * 10000) < static_cast<long long int>(high * 10000)) {
        double mid = (low + high) / 2;
        double cur = 0;
        for (int i = 0; i < N; i++) {
            double delta = std::sqrt(mid * mid - y[i] * y[i]);
            double a = x[i] - delta;
            double b = x[i] + delta;
            if (a <= cur) {
                cur = std::max(cur, b);
            }
        }

        if (cur >= L) {
            high = mid;
        }
        else {
            low = mid;
        }
    }

    // Printing Outputs
    std::cout << std::fixed << std::setprecision(4) << low;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 340 KB Output is correct
2 Correct 2 ms 212 KB Output is correct
3 Correct 2 ms 212 KB Output is correct
4 Correct 4 ms 212 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 340 KB Output is correct
2 Correct 5 ms 340 KB Output is correct
3 Correct 4 ms 340 KB Output is correct
4 Correct 9 ms 340 KB Output is correct

Subtask #5
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 340 KB Output is correct
2 Correct 6 ms 376 KB Output is correct
3 Correct 7 ms 340 KB Output is correct
4 Correct 8 ms 376 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 340 KB Output is correct
2 Correct 7 ms 340 KB Output is correct
3 Correct 5 ms 340 KB Output is correct
4 Correct 7 ms 340 KB Output is correct
5 Correct 5 ms 340 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 1472 KB Output is correct
2 Correct 94 ms 1492 KB Output is correct
3 Correct 66 ms 1128 KB Output is correct
4 Correct 107 ms 1468 KB Output is correct
5 Correct 44 ms 980 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 1492 KB Output is correct
2 Correct 77 ms 1388 KB Output is correct
3 Correct 98 ms 1492 KB Output is correct
4 Correct 100 ms 1532 KB Output is correct
5 Correct 127 ms 1652 KB Output is correct

Subtask #9
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 1668 KB Output is correct
2 Correct 98 ms 1576 KB Output is correct
3 Correct 89 ms 1640 KB Output is correct
4 Correct 143 ms 1852 KB Output is correct
5 Correct 93 ms 1684 KB Output is correct

Subtask #10
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 117 ms 1876 KB Output is correct
2 Correct 110 ms 1860 KB Output is correct
3 Correct 98 ms 1876 KB Output is correct
4 Correct 161 ms 1876 KB Output is correct
5 Correct 117 ms 1856 KB Output is correct

Subtask #11
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 118 ms 1876 KB Output is correct
2 Correct 112 ms 1876 KB Output is correct
3 Correct 135 ms 1856 KB Output is correct
4 Correct 159 ms 1876 KB Output is correct
5 Correct 121 ms 1876 KB Output is correct

Subtask #12
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 518 ms 8120 KB Output is correct
2 Correct 590 ms 8124 KB Output is correct
3 Correct 603 ms 8116 KB Output is correct
4 Correct 767 ms 8120 KB Output is correct
5 Correct 631 ms 8112 KB Output is correct

Subtask #13
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 600 ms 8120 KB Output is correct
2 Correct 685 ms 8020 KB Output is correct
3 Correct 536 ms 8112 KB Output is correct
4 Correct 790 ms 8120 KB Output is correct
5 Correct 605 ms 8124 KB Output is correct

Subtask #14
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1091 ms 9684 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #15
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 767 ms 9692 KB Output is correct
2 Correct 816 ms 9684 KB Output is correct
3 Correct 596 ms 9684 KB Output is correct
4 Correct 973 ms 9804 KB Output is correct
5 Correct 809 ms 9692 KB Output is correct

Subtask #16
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1084 ms 11220 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #17
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 882 ms 11248 KB Output is correct
2 Correct 878 ms 11252 KB Output is correct
3 Correct 762 ms 11340 KB Output is correct
4 Execution timed out 1031 ms 11252 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #18
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 756 ms 12816 KB Output is correct
2 Correct 920 ms 12816 KB Output is correct
3 Correct 933 ms 12816 KB Output is correct
4 Execution timed out 1083 ms 12756 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #19
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1022 ms 12812 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #20
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1014 ms 15956 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #21
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1088 ms 15956 KB Time limit exceeded
2 Halted 0 ms 0 KB -