Submission #767257

#	Time	Username	Problem	Language	Result	Execution time	Memory
767257		Alora	Balloons (CEOI11_bal)	C++17	20 / 100	2054 ms	5492 KiB

bal

#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){
            int A = (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 / 10
• Subtask 2: 0 / 10
• Subtask 3: 10 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10