diff --git a/Math/akko_discrete_maths.jpg b/Math/akko_discrete_maths.jpg new file mode 100644 index 0000000..47f1e21 Binary files /dev/null and b/Math/akko_discrete_maths.jpg differ diff --git a/SICP/SICP_cate.jpg b/SICP/SICP_cate.jpg new file mode 100644 index 0000000..e16d313 Binary files /dev/null and b/SICP/SICP_cate.jpg differ diff --git a/cobol/1504554677320.png b/cobol/1504554677320.png new file mode 100644 index 0000000..3f355a3 Binary files /dev/null and b/cobol/1504554677320.png differ diff --git a/lisp/pe6U.jpeg b/lisp/pe6U.jpeg new file mode 100644 index 0000000..8dd17a2 Binary files /dev/null and b/lisp/pe6U.jpeg differ diff --git a/ruby/ad4c8398f2308ac3c0d9af9c68a80b4a.png b/ruby/ad4c8398f2308ac3c0d9af9c68a80b4a.png new file mode 100644 index 0000000..308e474 Binary files /dev/null and b/ruby/ad4c8398f2308ac3c0d9af9c68a80b4a.png differ diff --git a/rust/mitsuha_rust_cookbook.png b/rust/mitsuha_rust_cookbook.png new file mode 100644 index 0000000..7dafa5a Binary files /dev/null and b/rust/mitsuha_rust_cookbook.png differ