#include <cstdio>
FILE *f,*g;
using namespace std;

int main() {
    f=fopen("farfurii.in","r");
    g=fopen("farfurii.out","w");
    int n,k,x,i,p;
    fscanf(f,"%d %d",&n,&k);
    for(x=1 ; x*(x-1) <= 2*k ; ++x);
    for(i=1 ; i<=n-x ; ++i)
        fprintf(g,"%d ",i);
    p = n-(x-1) * x/2 + k;
    fprintf(f,"%d ",p);
    for (i=n ; i>n-x+1 ; --i)
        if(i != p)
            fprintf(g,"%d ",i);
    if(k)
        fprintf(g,"%d",i);
    fclose(f);
    fclose(g);
    return 0;
}