ajouté interface textuelle

src/Pieces/Position.h

@@ -62,6 +62,14 @@ inline bool operator==(const Position& left, const Position& right) {
     return (left.x == right.x) && (left.y == right.y);
 }
 
+/**
+ * Inequality operator, two positions aren't equal if their coordinates aren't
+ * @return If the two positions aren't equals
+ */
+inline bool operator!=(const Position& left, const Position& right) {
+    return (left.x != right.x) || (left.y != right.y);
+}
+
 /**
  * Stream output operator, adds the coordinates of the position to the stream
  * @return A reference to the output stream