Submission #964480

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
9644802024-04-17 01:23:01PringSure Bet (CEOI17_sure)C++17
100 / 100
81 ms5208 KiB
#include <bits/stdc++.h>
using namespace std;
#ifdef MIKU
string dbmc = "\033[1;38;2;57;197;187m", dbrs = "\033[0m";
#define debug(x...) cout << dbmc << "[" << #x << "]: ", dout(x)
void dout() { cout << dbrs << endl; }
template <typename T, typename ...U>
void dout(T t, U ...u) { cout << t << (sizeof...(u) ? ", " : ""); dout(u...); }
#else
#define debug(...) 39
#endif
#define fs first
#define sc second
#define mp make_pair
#define FOR(i, j, k) for (int i = j, Z = k; i < Z; i++)
using ll = long long;
typedef pair<int, int> pii;
const int MXN = 100005;
int n;
double a[MXN], b[MXN];
double p[MXN], q[MXN];
double calc(int i) {
int l = 0, r = n + 1;
while (l + 1 < r) {
int mid = (l + r) >> 1;
((p[i] - mid >= q[mid] - i) ? l : r) = mid;
 
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