Houthalen時間からAbengourou時間への変換
06:57:50
-2
04:57:50
+7
+7
+7
+7
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+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
-1
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-2
-2
-5
-5
-5
-5
-6
-6
-7
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-8
-9