Submission #813505

#	Time	Username	Problem	Language	Result	Execution time	Memory
813505		serifefedartar	Balloons (CEOI11_bal)	C++17	50 / 100	2079 ms	9256 KiB

bal

#include <bits/stdc++.h>
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
typedef long long ll;
#define f first
#define s second
#define MOD 1000000007
#define LOGN 12
#define MAXN 3000000
typedef long double ld;

ld find(ld r1, ll x1, ll x2) {
    ll d_sq = (x2 - x1) * (x2 - x1);
    ld ans = (d_sq * 1.0) / (4 * r1);
    return ans;
}

int main() {
    fast
    int n;
    cin >> n;

    vector<pair<ll,ll>> bal(n+1);
    vector<ld> ans(n+1);
    for (int i = 1; i <= n; i++)
        cin >> bal[i].f >> bal[i].s;

    for (int i = 1; i <= n; i++) {
        ans[i] = (ld)bal[i].s;
        for (int j = 1; j < i; j++)
            ans[i] = min(ans[i], find(ans[j], bal[j].f, bal[i].f));
    }

    cout << setprecision(10) << fixed;
    for (int i = 1; i <= n; i++)
        cout << ans[i] << "\n";
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10