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  1. #include<stdio.h>
  2. struct complex
  3. {
  4.     double real;    //実数部
  5.     double imaginary;   //虚数部
  6. };
  7.  
  8. struct complex complex_add(struct complex func_a, struct complex func_b){
  9.     struct complex func_c;
  10.     func_c.real = func_a.real + func_b.real;
  11.     func_c.imaginary = func_a.imaginary + func_b.imaginary;
  12.     return func_c;
  13. }
  14.  
  15. void print_complex(char message[],struct complex a){
  16.     printf("%s = %3lf + %3lfi\n",message,a.real,a.imaginary);
  17. }
  18.  
  19. int main(){
  20.  
  21.     struct complex a,b,c;
  22.  
  23.     a.real = 10;
  24.     a.imaginary = 5;
  25.     b.real = 20;
  26.     b.imaginary = 3;
  27.  
  28.     c = complex_add(a,b);
  29.  
  30.     print_complex("a",a);
  31.     print_complex("b",b);
  32.     print_complex("a + b",c);
  33.  
  34.     return(0);
  35. }
  36.  
Success #stdin #stdout 0.02s 1720KB
comments (?)
stdin 
Standard input is empty
stdout 
a = 10.000000 + 5.000000i
b = 20.000000 + 3.000000i
a + b = 30.000000 + 8.000000i
https://ideone.com/baR2pW
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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