oj.uz

Submission #837753

# Submission time Handle Problem Language Result Execution time Memory
837753 2023-08-25T15:43:22 Z Xiaoyang Balloons (CEOI11_bal) C++17
10 / 100
 2000 ms 8636 KB 
#include<bits/stdc++.h>
using namespace std;
 
typedef long long ll;
 
#define fi first
#define se second
#define pii pair<int,int>
#define pll pair<long long,long long>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl
#define pq priority_queue
#define inf 1ll<<60
#define rep(i,a,b) for (int i=a;i<(b);i++)
#define MP make_pair
#define SZ(x) (int(x.size()))
#define mod 1000000007
#define ALL(x) x.begin(),x.end()
#define endl "\n"
void inc(ll &a,ll b) {a=(a+b)%mod;}
void dec(ll &a,ll b) {a=(a-b+mod)%mod;}
int lowbit(ll x) {return x&(-x);}
 
 
vector<pair<long double,long double>>alist;
long double calc(ll a,ll b){
	long double dd=(alist[b].fi-alist[a].fi)*(alist[b].fi-alist[a].fi);
	long double r= (dd*1.0)/(4*alist[a].se);
	return r;
}
int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	ll n;cin>>n;
	rep(i,0,n){
		long double x,r;cin>>x>>r;
		alist.pb(MP(x,r));
	}
	vector<long double>ans;
	rep(i,0,n){
		long double r=alist[i].se;
		rep(j,0,i){
			r=min(r,calc(j,i));
		}
		ans.pb(r);
	}
	cout<<fixed<<" "<<setprecision(10);
	for(auto x:ans)cout<<x<<" ";
	return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB 5th numbers differ - expected: '17.1630000000', found: '4.3706896552', error = '12.7923103448'
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

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

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB 5th numbers differ - expected: '0.1170000000', found: '0.0833333333', error = '0.0336666667'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 9 ms 492 KB 3rd numbers differ - expected: '121.0000000000', found: '120.0182926829', error = '0.9817073171'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 771 ms 2036 KB 3rd numbers differ - expected: '211.0000000000', found: '210.0105633803', error = '0.9894366197'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2058 ms 2776 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2073 ms 4984 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 2052 ms 4956 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 2063 ms 8636 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 2079 ms 8580 KB Time limit exceeded
2 Halted 0 ms 0 KB -