a,b,c=map(int,input().split())
x1=(-b+(b*b-4*a*c)**0.5)/2*a
x2=(-b-(b*b-4*a*c)**0.5)/2*a
if (b**2-4*a*c)**1/2 ==0:
 print('Two same roots x='+str(round(x2)))
elif (b**2-4*a*c)**1/2>0:
  print('Two different roots','x1='+str(round(x1)),',','x2='+str(round(x2)))
else:
 print('No real root')

1. 題目看清楚， "PS: 答案均為整數，若有兩個根則大者在前"

2. "x1=(-b+(b*b-4*a*c)**0.5)/2*a"   !=   "x1=(-b+(b*b-4*a*c)**0.5)/(2*a)"