s1=evalalerta(1)a,s2=+'',s3=s1+s2,e1=/s/!=/s/?s3[0]:0,e2=/s/!=/s/?s3[1]:0,e3=/s/!=/s/?s3[2]:0,e4=/s/!=/s/?s3[3]:0,e=/s/!=/s/?0[e1+e2+e3+e4]:0,a1=/s/!=/s/?s3[4]:0,a2=/s/!=/s/?s3[5]:0,a3=/s/!=/s/?s3[6]:0,a4=/s/!=/s/?s3[7]:0,a5=/s/!=/s/?s3[8]:0,a6=/s/!=/s/?s3[10]:0,a7=/s/!=/s/?s3[11]:0,a8=/s/!=/s/?s3[12]:0,a=a1+a2+a3+a4+a5+a6+a7+a8,1,e(a)