Conversione dell'ora da Secunda a Chattogram
20:31:45
+4
00:31:45
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
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+3
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+2
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+1
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-1
-1
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-1
-1
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-2
-2
-5
-5
-5
-5
-6
-6
-7
-7
-8
-9