commit 2c8c25e11d1ab0b60c0867f7f329469759583232 Author: dzruyk Date: Sat Sep 27 18:40:40 2025 +0300 firstcommit diff --git a/lec01_2_software_design_models.pdf b/lec01_2_software_design_models.pdf new file mode 100644 index 0000000..1d087c5 Binary files /dev/null and b/lec01_2_software_design_models.pdf differ