# include <stdio.h>
#include <stdlib.h>

int compare(const void *a,const void*b){
    return (*(int *)a-*(int*)b);
    
}
int main (){
    int N,X;
    scanf ("%d",&N);
    scanf ("%d",&X);
    if (N<0||X<0){
        printf("Invalid input\n");
        return 0;
        
        
    }
    int arr[N+1];
    for (int i=0;i<N;i++);

    }
    arr[N]=X;
    qsort(arr,N+1,sizeof(int),compare);
    for(int i=0;i<N;i++){
        printf(" %d" ,arr[i]);
    
}
    return 0;
}