Conversion de l'heure de Boulogne-Billancourt à l'heure de Saint Petersburg
11:33:37
+1
12:33:37
+7
+7
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+1.5
+1
+1
+1
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-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-6
-6
-6
-7
-7
-8
-9