typedef struct {
float r
float i
}Complex
Complex readComlexNumber() {
Complex n
printf("Input real part:")
scanf("%f", &n.r)
printf("Input imaginary part:")
scanf("%f", &n.i)
return n
}
Complex sumComplex(Complex a, Complex b) {
Complex c
c.r = a.r + b.r
c.i = a.i + b.i
return c
}
Complex differeneComplex(Complex a, Complex b) {
Complex c
c.r = a.r-b.r
c.i = a.i-b.i
return c
}
Complex multiplyComplex(Complex a, Complex b) {
Complex c
c.i = a.r * b.i + a.i*b.r
c.r = a.r * b.r - a.i*b.i
return c
}
Complex divideComplex(Complex a, Complex b) {
Complex c
c.r = (a.r*b.r+a.i*b.i)/(b.r*b.r+b.i*b.i)
c.i = (a.i*b.r-a.r*b.i)/(b.r*b.r+b.i*b.i)
return c
}
void printComplex(Complex n) {
printf("%.2f+%.2fi", n.r, n.i)
}
int main(){
Complex a, b, c
printf("Input Complex number a:\n")
a = readComlexNumber()
printf("Input Complex number b:\n")
b = readComlexNumber()
printf("The 2 Complex a & b is :\n")
printComplex(a) printf(" and ") printComplex(b)
//sum
c = sumComplex(a, b)
printf("\n (a+b)=") printComplex(c)
//diff
c = differeneComplex(a, b)
printf("\n (a-b)=") printComplex(c)
//multiply
c = multiplyComplex(a, b)
printf("\n (a*b)=") printComplex(c)
//divide
c = divideComplex(a, b)
printf("\n (a/b)=") printComplex(c)
return 0
}
在FORTRAN语言中是有复数的。（最早的语言）表示方法为（a，b）---a实部b虚部。FORTRAN语言可以复数计算。
在C语言中,在VC程序中可能是没有的。
你要用可以自己在C语言中用复数计算规则自己扩展。VC程序扩展更方便了，类型与运算操作符重载。
