diff --git a/src/c/rockPaperScissors.c b/src/c/rockPaperScissors.c
new file mode 100644
index 0000000..2a1b239
--- /dev/null
+++ b/src/c/rockPaperScissors.c
@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "rockPaperScissors.h"
+
+
+char findWinner(int inputPlayer, int inputComputer){
+    if (inputPlayer == inputComputer){
+        return 'n';
+    }
+}
\ No newline at end of file
diff --git a/src/c/rockPaperScissors.h b/src/c/rockPaperScissors.h
new file mode 100644
index 0000000..4531af5
--- /dev/null
+++ b/src/c/rockPaperScissors.h
@@ -0,0 +1,6 @@
+#ifndef ROCKPAPERSCISSORS_H
+#define ROCKPAPERSCISSORS_H
+
+char findWinner(int inputPlayer, int inputComputer);
+
+#endif
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diff --git a/test/c/test_rockPaperScissors.c b/test/c/test_rockPaperScissors.c
new file mode 100644
index 0000000..fd2745e
--- /dev/null
+++ b/test/c/test_rockPaperScissors.c
@@ -0,0 +1,42 @@
+#ifdef TEST
+#include "unity.h"
+//in example.h wird die Funktion deklariert
+#include "rockPaperScissors.h"
+
+//Vor- bzw. Nachbereitung
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+//Hier läuft der Test
+void test_rockPaperScissors_sameResult(void)
+{
+    /* arrange */
+    //Hier die Werte eingeben
+    char result; //p=player, c=computer, n=none
+    int inputPlayer = 1;
+    int inputComputer = inputPlayer;
+
+    /* act */
+    //Die Funktion wird ausgeführt
+    result = findWinner(inputPlayer, inputComputer);
+
+    /* assert */
+    //Vergleichen
+    TEST_ASSERT_EQUAL_INT('n', result);
+}
+
+#endif // TEST
+
+/*Testcases:
+rockPaperScissors_sameResult
+rockPaperScissors_differentResultsPlayerWins
+rockPaperScissors_differentResultsPlayerLoses
+rockPaperScissors_playerGetsBestOutOf3
+rockPaperScissors_computerGetsBestOutOf3
+rockPaperScissors_outputResult
+*/
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