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Submission #1026800

# Submission time Handle Problem Language Result Execution time Memory
1026800 2024-07-18T11:28:27 Z JohnnyVenturas Balloons (CEOI11_bal) C++17
10 / 100
 135 ms 5712 KB 
#include <iostream>
#include <stack>

using namespace std;

int coordinates[200000];
long double radius[200000];

long double compute_formula(int coordinate1, int coordinate2, long double r) {
        long double l = (coordinate2 - coordinate1) / 2.;
        return l * l / r;
}

int main() {
        int n;
        cin >> n;
        for(int i = 0; i < n; ++i) {
                cin >> coordinates[i];
                cin >> radius[i];
        }

        stack<int> st;

        for(int i = 0; i < n; ++i) {
                long double max_rad = 1e20;
                while(!st.empty()) {
                        int j = st.top();
                        int coordinate_j = coordinates[j];
                        long double radius_j = radius[j];
                        max_rad = min(max_rad, compute_formula(coordinate_j, coordinates[i] ,radius_j));
                        if(max_rad < radius[i]) st.pop();
                        else {
                                break;
                        }
                }

                if(max_rad < radius[i]) {
                        radius[i] = max_rad;
                }
                printf("%.3Lf\n", radius[i]);
                st.emplace(i);

        }

}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB 5th numbers differ - expected: '17.1630000000', found: '99.0000000000', error = '81.8370000000'
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

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

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB 3rd numbers differ - expected: '0.0420000000', found: '3.0000000000', error = '2.9580000000'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB 114th numbers differ - expected: '39.0180000000', found: '56.0000000000', error = '16.9820000000'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 15 ms 2904 KB 196th numbers differ - expected: '100.7250000000', found: '111.0000000000', error = '10.2750000000'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 32 ms 3064 KB 13945th numbers differ - expected: '0.0140000000', found: '7.0000000000', error = '6.9860000000'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 70 ms 3876 KB 7236th numbers differ - expected: '0.0070000000', found: '7.0000000000', error = '6.9930000000'
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 76 ms 4112 KB 4645th numbers differ - expected: '0.0260000000', found: '8.0000000000', error = '7.9740000000'
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 104 ms 4808 KB 1730th numbers differ - expected: '5.6890000000', found: '6.8060000000', error = '1.1170000000'
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 135 ms 5712 KB 2716th numbers differ - expected: '22.1690000000', found: '43.0000000000', error = '20.8310000000'
2 Halted 0 ms 0 KB -