From 5786dc8655013ae5a83613d5386f8f48510a1f92 Mon Sep 17 00:00:00 2001
From: Lucas Christesen Ahler <201907296@post.au.dk>
Date: Mon, 15 Feb 2021 15:14:18 +0100
Subject: [PATCH] komplex exercise
---
exercises/komplex/Makefile | 18 ++++++++++++++++++
exercises/komplex/komplex.c | 21 +++++++++++++++++++++
exercises/komplex/komplex.h | 13 +++++++++++++
exercises/komplex/main.c | 15 +++++++++++++++
4 files changed, 67 insertions(+)
create mode 100755 exercises/komplex/Makefile
create mode 100755 exercises/komplex/komplex.c
create mode 100755 exercises/komplex/komplex.h
create mode 100755 exercises/komplex/main.c
diff --git a/exercises/komplex/Makefile b/exercises/komplex/Makefile
new file mode 100755
index 0000000..1edba9a
--- /dev/null
+++ b/exercises/komplex/Makefile
@@ -0,0 +1,18 @@
+CC = gcc
+CFLAGS = -O -std=gnu11
+CFLAGS += -Wall
+LDFLAGS = -I.
+LDLIBS = -lm
+
+all: out.txt
+ cat ./$<
+
+out.txt: main
+ ./$< > $@
+
+main: main.o komplex.o
+
+main.o komplex.o: komplex.h
+
+clean:
+ $(RM) main main.o komplex.o out.txt
\ No newline at end of file
diff --git a/exercises/komplex/komplex.c b/exercises/komplex/komplex.c
new file mode 100755
index 0000000..9969346
--- /dev/null
+++ b/exercises/komplex/komplex.c
@@ -0,0 +1,21 @@
+#include"komplex.h"
+#include<stdio.h>
+
+void komplex_print(char *s, komplex a) {
+ printf("%s (%g,%g)\n",s,a.re,a.im);
+}
+
+komplex komplex_new(double x, double y) {
+ komplex z = {x,y};
+ return z;
+}
+
+void komplex_set(komplex* z, double x, double y) {
+ (*z).re = x;
+ (*z).im = y;
+}
+
+komplex komplex_add (komplex a, komplex b) {
+ komplex result = { a.re + b.re , a.im + b.im };
+ return result;
+}
\ No newline at end of file
diff --git a/exercises/komplex/komplex.h b/exercises/komplex/komplex.h
new file mode 100755
index 0000000..daf95d5
--- /dev/null
+++ b/exercises/komplex/komplex.h
@@ -0,0 +1,13 @@
+#ifndef HAVE_KOMPLEX_H
+#define HAVE_KOMPLEX_H
+
+struct komplex {double re; double im;};
+typedef struct komplex komplex;
+
+void komplex_print(char* s, komplex z);
+void komplex_set (komplex* z, double x, double y);
+komplex komplex_new (double x, double y);
+komplex komplex_add (komplex a, komplex b);
+komplex komplex_sub (komplex a, komplex b);
+
+#endif
\ No newline at end of file
diff --git a/exercises/komplex/main.c b/exercises/komplex/main.c
new file mode 100755
index 0000000..2c465c3
--- /dev/null
+++ b/exercises/komplex/main.c
@@ -0,0 +1,15 @@
+#include"komplex.h"
+#include"stdio.h"
+#define TINY 1e-6
+
+int main(){
+ komplex a = {1,2}, b = {3,4};
+
+ printf("testing komplex_add...\n");
+ komplex r = komplex_add(a,b);
+ komplex R = {4,6};
+ komplex_print("a=",a);
+ komplex_print("b=",b);
+ komplex_print("a+b should = ", R);
+ komplex_print("a+b actually = ", r);
+}
\ No newline at end of file
--
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