在C语言中,可以使用结构体来表示复数,并定义相应的运算函数来处理复数的浮点运算。以下是一个简单的示例代码:
#include <stdio.h>
typedef struct {
double real;
double imag;
} Complex;
Complex add(Complex c1, Complex c2) {
Complex result;
result.real = c1.real + c2.real;
result.imag = c1.imag + c2.imag;
return result;
}
Complex subtract(Complex c1, Complex c2) {
Complex result;
result.real = c1.real - c2.real;
result.imag = c1.imag - c2.imag;
return result;
}
Complex multiply(Complex c1, Complex c2) {
Complex result;
result.real = c1.real * c2.real - c1.imag * c2.imag;
result.imag = c1.real * c2.imag + c1.imag * c2.real;
return result;
}
void printComplex(Complex c) {
printf("%.2f + %.2fi\n", c.real, c.imag);
}
int main() {
Complex c1 = {3.0, 4.0};
Complex c2 = {1.0, 2.0};
Complex sum = add(c1, c2);
Complex difference = subtract(c1, c2);
Complex product = multiply(c1, c2);
printf("Sum: ");
printComplex(sum);
printf("Difference: ");
printComplex(difference);
printf("Product: ");
printComplex(product);
return 0;
}
在上面的代码中,定义了一个Complex
结构体来表示复数,然后定义了三个函数来实现复数的加法、减法和乘法运算。在main
函数中,创建了两个复数c1
和c2
,并调用相应的函数来进行运算,并输出结果。
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