Submission #1318651

#	Time	Username	Problem	Language	Result	Execution time	Memory
1318651		yusifm	Global Warming (CEOI18_glo)	C++20	Compilation error	0 ms	0 KiB

glo

#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,MOD=1000000007;
using namespace std;
void solve()
{
    ll n,m,num,cnt,Res,ans=0;
    cin>>n>>m;
    vector<ll>nums,numsC,res;
    for(int i=0;i<n;i++)
    {
        cin>>num;
        nums.pb(num),numsC.pb(num);
    }
    for(int i=0;i<nums.size();i++)
    {
        cnt=lower_bound(all(res),nums[i])-res.begin();
        if(cnt==ans)
        {
            ans++,res.pb(nums[i]);
        }
        else
        {
            res[cnt]=nums[i];
        }
    }
    for(int i=0;i<nums.size();i++)
    {
        for(int j=i;k<nums.size();j++)
        {
            res.clear(),Res=0;
            for(int k=i;k<=j;k++)
            {
                nums[k]+=m;
            }
            for(int k=0;k<nums.size();k++)
            {
                cnt=lower_bound(all(res),nums[k])-res.begin();
                if(cnt==Res)
                {
                    Res++,res.pb(nums[k]);
                }
                else
                {
                    res[cnt]=nums[k];
                }
            }
            ans=max(ans,Res),nums=numsC;
        }
    }
    cout<<ans;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr),cout.tie(nullptr);
    ll t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
}

Compilation message (stderr)

glo.cpp: In function 'void solve()':
glo.cpp:35:21: error: 'k' was not declared in this scope
   35 |         for(int j=i;k<nums.size();j++)
      |                     ^