Submission #1170802

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1170802	2025-03-20 07:54:25	Nelt	Sure Bet (CEOI17_sure)	C++20	0 / 100	0 ms	320 KiB

sure

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define ll long long
#define endl "\n"
using namespace std;
using namespace __gnu_pbds;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
template <typename T, typename key = less<T>>
using ordered_set = tree<T, null_type, key, rb_tree_tag, tree_order_statistics_node_update>;
void solve()
{
    ll n;
    cin >> n;
    long double a[n], b[n];
    for (ll i = 0; i < n; i++) cin >> a[i] >> b[i];
    long double ans = 0;
    ll pw3 = 1;
    for (ll i = 1; i <= n; i++) pw3 *= 3;
    for (ll msk = 0; msk < pw3; msk++)
    {
        long double resa = 0, resb = 0;
        ll pw = msk, cnt = 0;
        for (ll i = 0; i < n; i++) 
        {
            if (pw % 3 == 1) resa += a[i], cnt++;
            else if (pw % 3 == 2) resb += b[i], cnt++;
            pw /= 3;
        }
 
 
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• Subtask 1: 0 / 20
• Subtask 2: 0 / 40
• Subtask 3: 0 / 40