#include <bits/stdc++.h>
#define int ll
#define all(v) v.begin(), v.end()
// author : a1abay
using namespace std;
typedef long long ll;
typedef long double ld;
const int sz = 1e5 + 5;
const int inf = 1e9 + 7;
int n;
ld a[sz], b[sz];
signed main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cin >> n;
priority_queue<ld> qa, qb;
ld l = 0, r = 0;
for(int i = 1; i <= n; i++)
{
cin >> a[i] >> b[i];
qa.push(a[i]);
qb.push(b[i]);
}
ld x = 0, ans = -inf;
while(!qa.empty() || !qb.empty())
{
if(l <= r && !qa.empty())
{
l += qa.top();
qa.pop();
x++;
}
else if(r <= l && !qb.empty())
{
r += qb.top();
qb.pop();
x++;
}
ans = max(ans, min(l - x, r - x));
}
cout << fixed << setprecision(4) << ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
2396 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
2396 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
2396 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |