#include<bits/stdc++.h>
using namespace std;
int main()
{
    freopen("add.in","r",stdin);
    freopen("add.out","w",stdout);
    int n,k;
    cin>>n>>k;
    int m[1024],br=0;
    for(int i=0;i<n;i++) cin>>m[i];
    for(int i=0;i<n;i++)
    {
        for(int j=i+1;j<n;j++)
        {
            if(m[i]>m[j]) br++;
        }
    }
    if(br>k) cout<<"Impossible"<<endl;
    else
    {
        int x=n-k+br; bool f=0;
        for(int i=0;i<n;i++)
        {
            if(i==x)
            {
                if(!f) cout<<n+1;
                else cout<<" "<<n+1; f=1;
            }
            if(!f) cout<<m[i];
            else cout<<" "<<m[i];
            f=1;
        }
        cout<<endl;
    }
    return 0;
}