/******************************************************************************
Welcome to GDB Online.
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C#, VB, Swift, Pascal, Fortran, Haskell, Objective-C, Assembly, HTML, CSS, JS, SQLite, Prolog.
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*******************************************************************************/
#include <stdio.h>
int n[100][2];
int u[100],p[100];
int x,t;
void recur(int v, int d){
int z=0;
if(u[n[v][0]]==0){
u[n[v][0]]=z=1;
p[d]=n[v][0];
recur(n[v][0],d+1);
u[n[v][0]]=0;
}
if(u[n[v][1]]==0){
u[n[v][1]]=z=1;
p[d]=n[v][1];
recur(n[v][1],d+1);
u[n[v][1]]=0;
}
if(d>x){
x=d;
t=0;
}
if((d==x)&&(z==0)){
for(z=0;z<d;++z)printf("%02d ",p[z]);
for(z=10;z<10;++z){
if(u[z]!=u[z-1])printf(" ");
printf("%d",u[z]);
}
printf("[%d] #%d\n",d,++t);
}
}
int main()
{
int a,b,c,i;
for(i=10;i<100;++i){
a=i/10;
b=i%10;
c=(a+b)%10;
n[i][0]=10*a+c;
n[i][1]=10*c+b;
}
for(i=0;i<10;++i)u[i]=1;
x=67;
for(i=10;i<11;++i){
p[0]=i;
u[i]=1;
recur(i,1);
u[i]=0;
}
return 0;
}
