| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1339540 | joze_plocnik | Balloons (CEOI11_bal) | C++20 | 2095 ms | 6612 KiB |
#include <iostream>
#include <vector>
#include <map>
#include <queue>
#include <iomanip>
#include <cmath>
#define int long long // vse ti je long long
#define vi vector<int>
#define vvi vector<vi>
#define vpii vector<pair<int,int>>
#define oopt cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(false);
#define forn(i,n) for(int i = 0; i<n; i++)
#define all(x) (x).begin(), (x).end()
#define ld long double
using namespace std;
signed main() {
int n; cin >> n;
vi v(n), mxr(n);
forn(i,n){
cin >> v[i] >> mxr[i];
}
vi stack; //indexi balonov
vector<ld> r(n,-1);
forn(i,n){ //pri vsakem pogledamu vse prejšnje
ld novi_r = mxr[i];
for(int j = 0; j<i; j++){
ld mora_r = (v[i]-v[j])*(v[i]-v[j])/(4.0*r[j]);
novi_r = min(mora_r, novi_r);
}
r[i] = novi_r;
}
forn(i,n){
cout << fixed << setprecision(3) << r[i] << "\n";
}
}
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