#include<stdio.h>
FILE *f,*g;
int main()
{
f=fopen("fact.in","r");
g=fopen("fact.out","w");
long int p,i,v,vc;
int x[10000];
fscanf(f,"%ld",&p);
i=0;
v=0;
x[0]=0;
while(p!=0)
{
x[i]=x[i]+5;
if(x[i]==10) { x[i]=0; i++; x[i]=i; v++; }
p--;
}
if(x[i]==0) { int lol=-1; fprintf(g,"%d",lol); }
 else {
          for(vc=i;vc=>0;vc--)
           {
                   fprintf(g,"%d",x[vc]);
           }
      }
return 0;
}