Note
The gender of Gleiche depends on the word it refers to
If we are talking about das (gleiche) Mittagessen, we use das Gleiche
Usages of die/der/das Gleiche
Es ist jeden Tag das Gleiche.
Itdas Mittagessen is the same every day.
Brot mit Käse, Käse mit Brot, jeden Tag das Gleiche...
Bread with cheese, cheese with bread, every day the same...
Jeden Tag das Gleiche.
Every day the same.
Das Kantinenessen ist immer das Gleiche.
The canteen food is always the same.
Did you notice how Kantine and Essen melted into one noun meaning the food of the canteen?
der Gleiche
the same one talking about a man, or a masculine noun
Ich esse das Gleiche wie gestern.
I eat the same as yesterday. I cooked the same dish again.
die Gleiche
the same one talking about a woman, or a feminine noun
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