diff --git a/zadania_domowe/zad_dom_4.pdf b/zadania_domowe/zad_dom_4.pdf
new file mode 100644
index 0000000..8865f01
Binary files /dev/null and b/zadania_domowe/zad_dom_4.pdf differ
diff --git a/zadania_domowe/zad_dom_5.pdf b/zadania_domowe/zad_dom_5.pdf
new file mode 100644
index 0000000..0afd14b
Binary files /dev/null and b/zadania_domowe/zad_dom_5.pdf differ
diff --git a/zadania_domowe/zad_dom_6.pdf b/zadania_domowe/zad_dom_6.pdf
new file mode 100644
index 0000000..2e45160
Binary files /dev/null and b/zadania_domowe/zad_dom_6.pdf differ
diff --git a/zadania_domowe/zad_dom_7.pdf b/zadania_domowe/zad_dom_7.pdf
new file mode 100644
index 0000000..95f3c0e
Binary files /dev/null and b/zadania_domowe/zad_dom_7.pdf differ