#include<iostream>
using namespace std;
int main(){
	int a[1000]={0},m,n,i,h,d;
	cin>>n>>m;
	for(i=0;i<m;i++){
		cin>>a[i];
	}
	for(i=0;i<m-1;i++){
		if(a[i]>n){
		    h=i;
			break;
		}
	}
	for(i=m-1;i>=h;i--){
	    a[i+1]=a[i];	
	}
	a[h]=n;
	for(i=0;i<=m;i++){
        cout<<a[i]<<" ";
	} 
	 
	 
}
/**************************************************************
	Problem: 1161
	User: wngjinming
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/