Okara時間からDhaka時間への変換
17:42:14
+1
18:42:14
+6
+6
+4
+4
+4
+4
+4
+3
+3
+3
+3
+3
+3
+3
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+2
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+1.5
+1
+1
+1
+1
+0.5
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+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0
+0
-1
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-2
-2
-2
-2
-2
-2
-3
-3
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-3
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-4
-4
-4
-4
-4
-4
-5
-5
-8
-8
-8
-8
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-11