Submission #1097022

#	Time	Username	Problem	Language	Result	Execution time	Memory
1097022		ivaziva	Rabbit Carrot (LMIO19_triusis)	C++14	100 / 100	56 ms	4300 KiB

triusis

#include <bits/stdc++.h>

using namespace std;

#define MAXN 200001

int n,m;
int a[MAXN];
vector<int> dp;

int main()
{
    cin>>n>>m;
    for (int i=1;i<=n;i++) cin>>a[i];
    for (int i=0;i<=n;i++) a[i]+=m*(n-i);
    for (int i=0;i<=n;i++) a[i]=a[i]*(-1);
    dp.push_back(a[0]);
    for (int i=1;i<=n;i++)
    {
        int pos=upper_bound(dp.begin(),dp.end(),a[i])-dp.begin();
        if (pos==dp.size()) dp.push_back(a[i]);
        else if (pos==0) continue;
        else dp[pos]=a[i];
    }
    cout<<n+1-dp.size()<<endl;
}

Compilation message (stderr)

triusis.cpp: In function 'int main()':
triusis.cpp:21:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |         if (pos==dp.size()) dp.push_back(a[i]);
      |             ~~~^~~~~~~~~~~

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