/*

 ━━━━━┒ギリギリ♂ eye！

 ┓┏┓┏┓┃キリキリ♂ mind！

 ┛┗┛┗┛┃＼○／

 ┓┏┓┏┓┃ /

 ┛┗┛┗┛┃ノ)

 ┓┏┓┏┓┃

 ┛┗┛┗┛┃

 ┓┏┓┏┓┃

 ┛┗┛┗┛┃

 ┓┏┓┏┓┃

 ┛┗┛┗┛┃

 ┓┏┓┏┓┃

 ┃┃┃┃┃┃

 ┻┻┻┻┻┻

 */

 #include <algorithm>

 #include <iostream>

 #include <iomanip>

 #include <cstring>

 #include <climits>

 #include <complex>

 #include <fstream>

 #include <cassert>

 #include <cstdio>

 #include <bitset>

 #include <vector>

 #include <deque>

 #include <queue>

 #include <stack>

 #include <ctime>

 #include <set>

 #include <map>

 #include <cmath>

 using namespace std;

 #define fr first

 #define sc second

 #define cl clear

 #define BUG puts("here!!!")

 #define W(a) while(a--)

 #define pb(a) push_back(a)

 #define Rint(a) scanf("%d", &a)

 #define Rll(a) scanf("%I64d", &a)

 #define Rs(a) scanf("%s", a)

 #define Cin(a) cin >> a

 #define FRead() freopen("in", "r", stdin)

 #define FWrite() freopen("out", "w", stdout)

 #define Rep(i, len) for(LL i = 0; i < (len); i++)

 #define For(i, a, len) for(LL i = (a); i < (len); i++)

 #define Cls(a) memset((a), 0, sizeof(a))

 #define Clr(a, x) memset((a), (x), sizeof(a))

 #define Fuint(a) memset((a), 0x7f7f, sizeof(a))

 #define lrt rt << 1

 #define rrt rt << 1 | 1

 #define pi 3.14159265359

 #define RT return

 #define lowbit(x) x & (-x)

 #define onenum(x) __builtin_popcount(x)

 typedef long long LL;

 typedef long double LD;

 typedef unsigned long long Uint;

 typedef pair<LL, LL> pii;

 typedef pair<string, LL> psi;

 typedef map<string, LL> msi;

 typedef vector<LL> vi;

 typedef vector<LL> vl;

 typedef vector<vl> vvl;

 typedef vector<bool> vb;

 const int maxn = ;

 int a[maxn];

 int t[maxn];

 int n, r, cnt;

 vector<vi> v;

 int main() {

     // FRead();

     Rep(i, maxn+) a[i] = i + ;

     while(~scanf("%d%d", &n, &r)) {

         int nn =  << n;

         vi p; v.cl();

         For(i, , nn) {

             cnt = ;

             Rep(j, n) {

                 if(i & ( << j)) t[cnt++] = a[j];

             }

             if(cnt == r) {

                 p.cl();

                 for(int j = cnt - ; j >= ; j--) p.pb(t[j]);

                 v.pb(p);

             }

         }

         sort(v.begin(), v.end());

         for(int i = v.size() - ; i >= ; i--) {

             Rep(j, r) {

                 printf("%d", v[i][j]);

             }

             printf("\n");

         }

     }

     RT ;

 }