Submission #1304987

#	Time	Username	Problem	Language	Result	Execution time	Memory
1304987		yusifm	Mean (info1cup19_mean)	C++20	0 / 100	1 ms	568 KiB

mean

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
const int sz=1000000,INF=1000000000;
using namespace std;
void solve()
{
    ll n,num,ans;
    cin>>n;
    vector<ll>nums,numsC;
    for(int i=0;i<n;i++)
    {
        cin>>num;
        nums.pb(num);
    }
    while(nums.size()!=1)
    {
        numsC.clear(),numsC.pb((nums[0]+nums[1])/2);
        for(int i=2;i<nums.size();i++)
        {
            numsC.pb(nums[i]);
        }
        nums=numsC;
    }
    ans=nums[nums.size()-1];
    cout<<ans;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr),cout.tie(nullptr);
    ll t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
}

• Subtask 1: 0 / 30
• Subtask 2: 0 / 70