for(;scale=a++-70;f=c[5]){h=c[a%7]=read()
if(!a%7){print b=c[1]
if((b-h+.=c[3])^2-f^2)" - "else" + "
print.
if((b-h+f)^2-.^2)" - "else" + "
print f," = ";h}}