Z12755: Ubutandukane hagati y'isubirwamwo

Isubirwamwo nka 01:04, 30 Nzero 2024

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@@ Umurongo 66: / Umurongo 66: @@
                     "list has only one element",
                     "one element list",
-                    "single element list"
+                    "single element list",
+                    "1-tuple",
+                    "singleton"
                 ]
             }