diff --git a/java/res/drawable-mdpi/keyboard_hint_0.9.png b/java/res/drawable-mdpi/keyboard_hint_0.9.png
index 271264e..61ad1b5 100644
--- a/java/res/drawable-mdpi/keyboard_hint_0.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_0.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_1.9.png b/java/res/drawable-mdpi/keyboard_hint_1.9.png
index eaf3742..cd7772e 100644
--- a/java/res/drawable-mdpi/keyboard_hint_1.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_1.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_2.9.png b/java/res/drawable-mdpi/keyboard_hint_2.9.png
index 8a16571..fa5f8b7 100644
--- a/java/res/drawable-mdpi/keyboard_hint_2.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_2.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_3.9.png b/java/res/drawable-mdpi/keyboard_hint_3.9.png
index 34b5011..0c7336c 100644
--- a/java/res/drawable-mdpi/keyboard_hint_3.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_3.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_4.9.png b/java/res/drawable-mdpi/keyboard_hint_4.9.png
index d4cc250..73ef06c 100644
--- a/java/res/drawable-mdpi/keyboard_hint_4.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_4.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_5.9.png b/java/res/drawable-mdpi/keyboard_hint_5.9.png
index 6a054b4..aea460e 100644
--- a/java/res/drawable-mdpi/keyboard_hint_5.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_5.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_6.9.png b/java/res/drawable-mdpi/keyboard_hint_6.9.png
index 66e9140..16a9237 100644
--- a/java/res/drawable-mdpi/keyboard_hint_6.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_6.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_7.9.png b/java/res/drawable-mdpi/keyboard_hint_7.9.png
index 5eae24f..6747a19 100644
--- a/java/res/drawable-mdpi/keyboard_hint_7.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_7.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_8.9.png b/java/res/drawable-mdpi/keyboard_hint_8.9.png
index ea7f512..28be2fb 100644
--- a/java/res/drawable-mdpi/keyboard_hint_8.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_8.9.png
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diff --git a/java/res/drawable-mdpi/keyboard_hint_9.9.png b/java/res/drawable-mdpi/keyboard_hint_9.9.png
index 0bf85de..731d63b 100644
--- a/java/res/drawable-mdpi/keyboard_hint_9.9.png
+++ b/java/res/drawable-mdpi/keyboard_hint_9.9.png
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