Submission #6994326


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#include <bits/stdc++.h>
#define loop(n, i) for(int i=0;i<n;i++)
#define loop1(n, i) for(int i=1;i<=n;i++)
#define rloop(n, i) for(int i=n;i;i++)
#define HERE cout << "HERE: " << __LINE__ << endl;
#define INSP(v) cout << v << " at " << __LINE__ << endl;
using namespace std;
using ll = long long;
template <class T>
using V = vector<T>;

int main() {
    cout << fixed << setprecision(10);
    int n; cin >> n;
    V<long double> A(n);
    loop (n, i) cin >> A[i];
    long double ans = 0;
    loop (n, i) {
        ans += 1 / A[i];
    }
    cout << 1 / ans << endl;
    return 0;
}

Submission Info

Submission Time
Task B - Resistors in Parallel
User na_o_s
Language C++14 (GCC 5.4.1)
Score 200
Code Size 585 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 10
Set Name Test Cases
Sample a01, a02, a03
All a01, a02, a03, b04, b05, b06, b07, b08, b09, b10
Case Name Status Exec Time Memory
a01 AC 1 ms 256 KB
a02 AC 1 ms 256 KB
a03 AC 1 ms 256 KB
b04 AC 1 ms 256 KB
b05 AC 1 ms 256 KB
b06 AC 1 ms 256 KB
b07 AC 1 ms 256 KB
b08 AC 1 ms 256 KB
b09 AC 1 ms 256 KB
b10 AC 1 ms 256 KB