ll@N,m=N;K=0;string S{};while(m>1){K++;if(m%2==0)m/=2,S+="/";else m=m*3+1,S+="+";}
if(K>10000){m=N;K=0;S="";while(m>1){K++;if(m%2==0)m/=2,S+="/";else m=m*3-1,S+="-";}}
assert(K>10000);
wtLn(K,S);