Konwersja czasu Grootfontein do czasu Diffa
08:57:06
-1
07:57:06
+7
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+3.5
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+3
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+2.5
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+1.5
+1
+1
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+1
+0
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+0
+0
-1
-1
-1
-1
-1
-1
-1
-2
-2
-5
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-10