import mathdef quadratic(a,b,c): delta= b * b - 4 * a * c if delta<0: print("一元二次方程无实根") elif delta==0: x= -b/(2*a) print(f"一元二次方程有唯一实根{x}") else: x1= (-b + math.sqrt(delta)) / (2 * a) x2= (-b - math.sqrt(delta)) / (2 * a) print(f"一元二次方程实根分别为:{x1}、{x2}")d=int(input())while d==0: print("请重新输入d的值:") d = int(input())e=int(input())f=int(input())quadratic(d,e,f)
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木子木