Submission #1355026

#	Time	Username	Problem	Language	Result	Execution time	Memory
1355026		...2	Rabbit Carrot (LMIO19_triusis)	C++20	100 / 100	43 ms	5032 KiB

triusis

#include<bits/stdc++.h>
using namespace std;
vector<long long> v,lis;
int main(){
    int n,k;cin>>n>>k;
    for(int i=1;i<=n;i++){
        long long a;cin>>a;
        if(a<=i*k)v.push_back(abs(a-i*k));
    }
    for(int i=0;i<v.size();i++){
        auto l=upper_bound(lis.begin(),lis.end(),v[i]);
        if(l==lis.end())lis.push_back(v[i]);
        else *l=v[i];
    }
    cout<<n-lis.size();
    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 28 / 28
• Subtask 4: 37 / 37