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47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
import math
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class Complex(object):
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def __init__(self, real, imaginary):
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self.real = real
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self.imaginary = imaginary
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def __add__(self, no):
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return Complex(self.real + no.real, self.imaginary + no.imaginary)
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def __sub__(self, no):
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return Complex(self.real - no.real, self.imaginary - no.imaginary)
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def __mul__(self, no):
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real = self.real * no.real - self.imaginary * no.imaginary
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imaginary = self.real * no.imaginary + self.imaginary * no.real
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return Complex(real, imaginary)
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def __truediv__(self, no):
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denominator = no.real ** 2 + no.imaginary ** 2
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real = (self.real * no.real + self.imaginary * no.imaginary) / denominator
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imaginary = (self.imaginary * no.real - self.real * no.imaginary) / denominator
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return Complex(real, imaginary)
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def mod(self):
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return Complex(math.sqrt(self.real ** 2 + self.imaginary ** 2), 0)
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def __str__(self):
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if self.imaginary == 0:
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result = "%.2f+0.00i" % (self.real)
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elif self.real == 0:
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if self.imaginary >= 0:
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result = "0.00+%.2fi" % (self.imaginary)
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else:
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result = "0.00-%.2fi" % (abs(self.imaginary))
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elif self.imaginary > 0:
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result = "%.2f+%.2fi" % (self.real, self.imaginary)
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else:
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result = "%.2f-%.2fi" % (self.real, abs(self.imaginary))
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return result
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if __name__ == '__main__':
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c = map(float, input().split())
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d = map(float, input().split())
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x = Complex(*c)
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y = Complex(*d)
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print(*map(str, [x+y, x-y, x*y, x/y, x.mod(), y.mod()]), sep='\n')
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