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Submission #767260

# Submission time Handle Problem Language Result Execution time Memory
767260 2023-06-26T14:40:23 Z Alora Balloons (CEOI11_bal) C++17
60 / 100
 2000 ms 2580 KB 
#include <bits/stdc++.h>
#define name "cownav"
#define fi(i,a,b) for(int i = a; i <= b; i++)
#define fid(i,a,b) for(int i = a; i >= b; i--)
#define ll long long
#define f first
#define se second
#define pii pair<int, int>
#define getbit(i, j) ((i >> j) & 1)
#define pb push_back
#define all(v) v.begin(), v.end()
#define maxn 200005
const int M = 1e9 + 7;
using namespace std;
int n, x[maxn];
double r[maxn];

signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
  //  freopen(name".in", "r", stdin);
    //freopen(name".out", "w", stdout);
    cin >> n;
    fi(i, 1, n) cin >> x[i] >> r[i];
    fi(i, 2, n){
        fi(j, 1, i - 1){
            ll A = 1ll*(x[i] - x[j])*(x[i] - x[j]);
            double _r = A/(4*r[j]);
            r[i] = min(r[i], _r);
        }
    }
    fi(i, 1, n) cout << fixed << setprecision(3) << r[i] << '\n';

}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB 10 numbers

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB 2 numbers

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB 505 numbers

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 340 KB 2000 numbers

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 321 ms 676 KB 20000 numbers

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1967 ms 1284 KB 50000 numbers
2 Correct 1964 ms 2128 KB 49912 numbers

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2075 ms 1476 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2075 ms 1596 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2075 ms 2088 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 2068 ms 2580 KB Time limit exceeded
2 Halted 0 ms 0 KB -