diff --git a/example/src/main/assets/pic/4/000000.png b/example/src/main/assets/pic/4/000000.png
deleted file mode 100644
index b849e17..0000000
Binary files a/example/src/main/assets/pic/4/000000.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000001.png b/example/src/main/assets/pic/4/000001.png
deleted file mode 100644
index b799c4b..0000000
Binary files a/example/src/main/assets/pic/4/000001.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000002.png b/example/src/main/assets/pic/4/000002.png
deleted file mode 100644
index c0c05a4..0000000
Binary files a/example/src/main/assets/pic/4/000002.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000003.png b/example/src/main/assets/pic/4/000003.png
deleted file mode 100644
index 0c75b66..0000000
Binary files a/example/src/main/assets/pic/4/000003.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000004.png b/example/src/main/assets/pic/4/000004.png
deleted file mode 100644
index 5793257..0000000
Binary files a/example/src/main/assets/pic/4/000004.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000005.png b/example/src/main/assets/pic/4/000005.png
deleted file mode 100644
index 547f3ce..0000000
Binary files a/example/src/main/assets/pic/4/000005.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000006.png b/example/src/main/assets/pic/4/000006.png
deleted file mode 100644
index 66e2184..0000000
Binary files a/example/src/main/assets/pic/4/000006.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000007.png b/example/src/main/assets/pic/4/000007.png
deleted file mode 100644
index 2e172bd..0000000
Binary files a/example/src/main/assets/pic/4/000007.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000008.png b/example/src/main/assets/pic/4/000008.png
deleted file mode 100644
index f977aa3..0000000
Binary files a/example/src/main/assets/pic/4/000008.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000009.png b/example/src/main/assets/pic/4/000009.png
deleted file mode 100644
index c2b33d8..0000000
Binary files a/example/src/main/assets/pic/4/000009.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000010.png b/example/src/main/assets/pic/4/000010.png
deleted file mode 100644
index 634de66..0000000
Binary files a/example/src/main/assets/pic/4/000010.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000011.png b/example/src/main/assets/pic/4/000011.png
deleted file mode 100644
index 637b256..0000000
Binary files a/example/src/main/assets/pic/4/000011.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000012.png b/example/src/main/assets/pic/4/000012.png
deleted file mode 100644
index ae31935..0000000
Binary files a/example/src/main/assets/pic/4/000012.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000013.png b/example/src/main/assets/pic/4/000013.png
deleted file mode 100644
index ca9d43b..0000000
Binary files a/example/src/main/assets/pic/4/000013.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000014.png b/example/src/main/assets/pic/4/000014.png
deleted file mode 100644
index 7e3e3ee..0000000
Binary files a/example/src/main/assets/pic/4/000014.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000015.png b/example/src/main/assets/pic/4/000015.png
deleted file mode 100644
index 4499b6b..0000000
Binary files a/example/src/main/assets/pic/4/000015.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000016.png b/example/src/main/assets/pic/4/000016.png
deleted file mode 100644
index 631902c..0000000
Binary files a/example/src/main/assets/pic/4/000016.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000017.png b/example/src/main/assets/pic/4/000017.png
deleted file mode 100644
index 3621f18..0000000
Binary files a/example/src/main/assets/pic/4/000017.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000018.png b/example/src/main/assets/pic/4/000018.png
deleted file mode 100644
index 09d18dd..0000000
Binary files a/example/src/main/assets/pic/4/000018.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000019.png b/example/src/main/assets/pic/4/000019.png
deleted file mode 100644
index d19b666..0000000
Binary files a/example/src/main/assets/pic/4/000019.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000021.png b/example/src/main/assets/pic/4/000021.png
deleted file mode 100644
index a249c66..0000000
Binary files a/example/src/main/assets/pic/4/000021.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000022.png b/example/src/main/assets/pic/4/000022.png
deleted file mode 100644
index 4692c8b..0000000
Binary files a/example/src/main/assets/pic/4/000022.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000023.png b/example/src/main/assets/pic/4/000023.png
deleted file mode 100644
index 3bb05c2..0000000
Binary files a/example/src/main/assets/pic/4/000023.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/000024.png b/example/src/main/assets/pic/4/000024.png
deleted file mode 100644
index 4c2e17d..0000000
Binary files a/example/src/main/assets/pic/4/000024.png and /dev/null differ
diff --git a/example/src/main/assets/pic/4/001.png b/example/src/main/assets/pic/4/001.png
new file mode 100644
index 0000000..445ae28
Binary files /dev/null and b/example/src/main/assets/pic/4/001.png differ
diff --git a/example/src/main/assets/pic/4/0010.png b/example/src/main/assets/pic/4/0010.png
new file mode 100644
index 0000000..7ae4d40
Binary files /dev/null and b/example/src/main/assets/pic/4/0010.png differ
diff --git a/example/src/main/assets/pic/4/002.png b/example/src/main/assets/pic/4/002.png
new file mode 100644
index 0000000..1e44450
Binary files /dev/null and b/example/src/main/assets/pic/4/002.png differ
diff --git a/example/src/main/assets/pic/4/003.png b/example/src/main/assets/pic/4/003.png
new file mode 100644
index 0000000..430481e
Binary files /dev/null and b/example/src/main/assets/pic/4/003.png differ
diff --git a/example/src/main/assets/pic/4/004.png b/example/src/main/assets/pic/4/004.png
new file mode 100644
index 0000000..e522bb3
Binary files /dev/null and b/example/src/main/assets/pic/4/004.png differ
diff --git a/example/src/main/assets/pic/4/005.png b/example/src/main/assets/pic/4/005.png
new file mode 100644
index 0000000..cda3d9d
Binary files /dev/null and b/example/src/main/assets/pic/4/005.png differ
diff --git a/example/src/main/assets/pic/4/006.png b/example/src/main/assets/pic/4/006.png
new file mode 100644
index 0000000..c2d62dd
Binary files /dev/null and b/example/src/main/assets/pic/4/006.png differ
diff --git a/example/src/main/assets/pic/4/007.png b/example/src/main/assets/pic/4/007.png
new file mode 100644
index 0000000..03811e4
Binary files /dev/null and b/example/src/main/assets/pic/4/007.png differ
diff --git a/example/src/main/assets/pic/4/008.png b/example/src/main/assets/pic/4/008.png
new file mode 100644
index 0000000..c0cea8b
Binary files /dev/null and b/example/src/main/assets/pic/4/008.png differ
diff --git a/example/src/main/assets/pic/4/009.png b/example/src/main/assets/pic/4/009.png
new file mode 100644
index 0000000..a2a1d25
Binary files /dev/null and b/example/src/main/assets/pic/4/009.png differ
diff --git a/example/src/main/assets/pic/4/011.png b/example/src/main/assets/pic/4/011.png
new file mode 100644
index 0000000..62a3c82
Binary files /dev/null and b/example/src/main/assets/pic/4/011.png differ
diff --git a/example/src/main/assets/pic/4/012.png b/example/src/main/assets/pic/4/012.png
new file mode 100644
index 0000000..d1dabc4
Binary files /dev/null and b/example/src/main/assets/pic/4/012.png differ
diff --git a/example/src/main/assets/pic/4/013.png b/example/src/main/assets/pic/4/013.png
new file mode 100644
index 0000000..3a7e0bb
Binary files /dev/null and b/example/src/main/assets/pic/4/013.png differ
diff --git a/example/src/main/assets/pic/4/014.png b/example/src/main/assets/pic/4/014.png
new file mode 100644
index 0000000..001fcef
Binary files /dev/null and b/example/src/main/assets/pic/4/014.png differ
diff --git a/example/src/main/assets/pic/4/015.png b/example/src/main/assets/pic/4/015.png
new file mode 100644
index 0000000..58a8ffb
Binary files /dev/null and b/example/src/main/assets/pic/4/015.png differ
diff --git a/example/src/main/assets/pic/4/016.png b/example/src/main/assets/pic/4/016.png
new file mode 100644
index 0000000..0f3cd74
Binary files /dev/null and b/example/src/main/assets/pic/4/016.png differ
diff --git a/example/src/main/assets/pic/4/017.png b/example/src/main/assets/pic/4/017.png
new file mode 100644
index 0000000..38b2415
Binary files /dev/null and b/example/src/main/assets/pic/4/017.png differ
diff --git a/example/src/main/assets/pic/4/018.png b/example/src/main/assets/pic/4/018.png
new file mode 100644
index 0000000..5e87671
Binary files /dev/null and b/example/src/main/assets/pic/4/018.png differ
diff --git a/example/src/main/assets/pic/4/019.png b/example/src/main/assets/pic/4/019.png
new file mode 100644
index 0000000..d4a6034
Binary files /dev/null and b/example/src/main/assets/pic/4/019.png differ
diff --git a/example/src/main/assets/pic/4/020.png b/example/src/main/assets/pic/4/020.png
new file mode 100644
index 0000000..badaafa
Binary files /dev/null and b/example/src/main/assets/pic/4/020.png differ
diff --git a/example/src/main/assets/pic/4/021.png b/example/src/main/assets/pic/4/021.png
new file mode 100644
index 0000000..d28ca71
Binary files /dev/null and b/example/src/main/assets/pic/4/021.png differ
diff --git a/example/src/main/assets/pic/4/022.png b/example/src/main/assets/pic/4/022.png
new file mode 100644
index 0000000..a7e949d
Binary files /dev/null and b/example/src/main/assets/pic/4/022.png differ
diff --git a/example/src/main/assets/pic/4/023.png b/example/src/main/assets/pic/4/023.png
new file mode 100644
index 0000000..19b33be
Binary files /dev/null and b/example/src/main/assets/pic/4/023.png differ
diff --git a/example/src/main/assets/pic/4/024.png b/example/src/main/assets/pic/4/024.png
new file mode 100644
index 0000000..e7bcbbb
Binary files /dev/null and b/example/src/main/assets/pic/4/024.png differ