Create exp files

src/exponent.c

@@ -0,0 +1,5 @@
+#include "exponent.h"
+
+int expI(unsigned int e, int num){
+    return 0;
+}

src/exponent.h

@@ -0,0 +1,6 @@
+#ifndef EXPONENT_H
+#define EXPONENT_H
+
+int expI(unsigned int e, int num);
+
+#endif // exponent.h

test/test_exponent.c

@@ -0,0 +1,21 @@
+#ifdef TEST
+
+#include "unity.h"
+
+#include "exponent.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+void test_IntegerExponent_NeedToImplement(void)
+{
+    TEST_IGNORE_MESSAGE("Integer Exponent needs to be implemented");
+}
+
+
+#endif // TEST