
系数为1和-1省略1的情况,以及正负号的输出,有没有简便方法,就是不用各种情况都列出来

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解决方案:
为了以简便的方式输出一元二次方程,我们可以使用条件语句来处理不同情况。下面是一个具体的解决方案:
a, b, c = map(int, input().split())
if a == 1:
equation = "x^2"
elif a == -1:
equation = "-x^2"
else:
equation = str(a) + "x^2"
if b == 1:
equation += " + x"
elif b == -1:
equation += " - x"
elif b > 0:
equation += " + " + str(b) + "x"
else:
equation += " - " + str(abs(b)) + "x"
if c > 0:
equation += " + " + str(c)
elif c < 0:
equation += " - " + str(abs(c))
print(equation)
整体代码如下:
a, b, c = map(int, input().split())
if a == 1:
equation = "x^2"
elif a == -1:
equation = "-x^2"
else:
equation = str(a) + "x^2"
if b == 1:
equation += " + x"
elif b == -1:
equation += " - x"
elif b > 0:
equation += " + " + str(b) + "x"
else:
equation += " - " + str(abs(b)) + "x"
if c > 0:
equation += " + " + str(c)
elif c < 0:
equation += " - " + str(abs(c))
print(equation)
这样,我们就能以简便的方式输出一元二次方程,并省略系数为1和-1的情况,并且考虑正负号的输出。如果a、b和c都在限制条件内,该解决方案应该能够正常工作。
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