diff --git a/src/c/funktionen.c b/src/c/funktionen.c
index 3f3f3c4..20d82c8 100644
--- a/src/c/funktionen.c
+++ b/src/c/funktionen.c
@@ -87,7 +87,13 @@ int o_wins_02_12_22(char board[][3]) {
     }
 }
 
-int stringCharacterCounter(char string[]) {
+int o_wins_00_01_02(char board[][3]) {
+    if (board[0][0] == 'O' && board[0][1] == 'O' && board[0][2] == 'O') {
+	return 1;
+    }
+}
+
+int string_character_counter(char string[]) {
     int stringLength = 0;
 
     for (int i = 0; string[i] != '\0'; i++) {
diff --git a/src/c/funktionen.h b/src/c/funktionen.h
index 6247c37..bed723d 100644
--- a/src/c/funktionen.h
+++ b/src/c/funktionen.h
@@ -56,6 +56,9 @@ int o_wins_01_11_21(char board[][3]);
 int o_wins_02_12_22(char board[][3]);
 // prüft, ob O bei Index 02, 12, 22 ist.
 
+int o_wins_00_01_02(char board[][3]);
+// prüft, ob O bei Index 00, 01, 02 ist.
+
 int string_character_counter(char string[]);
 
 
diff --git a/src/test/test_funktionen.c b/src/test/test_funktionen.c
index 719bc23..e218424 100644
--- a/src/test/test_funktionen.c
+++ b/src/test/test_funktionen.c
@@ -320,6 +320,21 @@ void test_o_wins_onIndex_02_12_22(void)
     TEST_ASSERT_EQUAL_INT(expected, actual);
 }
 
+void test_o_wins_onIndex_00_01_02(void)
+{
+    /* arrange */
+    int actual;
+    int expected = 1;
+    
+    char board[][3] = {{'O','O','O'}, {' ',' ',' '}, {' ',' ',' '}};
+
+    /* act */
+    actual = o_wins_00_01_02(board);
+
+    /* assert */
+    TEST_ASSERT_EQUAL_INT(expected, actual);
+}
+
 void test_stringLaenge_von_Kokosnuss(void)
 {
     /* arrange */