Submission #1318648

#TimeUsernameProblemLanguageResultExecution timeMemory
1318648yusifmGlobal Warming (CEOI18_glo)C++20
15 / 100
2095 ms3632 KiB
#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=-INF; 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=-1*m;i<=m;i++) { for(int j=0;j<nums.size();j++) { for(int k=j;k<nums.size();k++) { res.clear(),Res=0; for(int p=j;p<=k;p++) { nums[p]+=i; } for(int p=0;p<nums.size();p++) { cnt=lower_bound(all(res),nums[p])-res.begin(); if(cnt==Res) { Res++,res.pb(nums[p]); } else { res[cnt]=nums[p]; } } 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(); } }
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