diff --git a/gold/problem03 (ru).pdf b/gold/problem03 (ru).pdf
new file mode 100644
index 0000000..ee27375
--- /dev/null
+++ b/gold/problem03 (ru).pdf	
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7f560fbd985488809f82231b8f08e8fcdd718ceec6487a78738cb0d1d2c4f77a
+size 90187
diff --git a/gold/problem04 (ru).pdf b/gold/problem04 (ru).pdf
new file mode 100644
index 0000000..b207969
--- /dev/null
+++ b/gold/problem04 (ru).pdf	
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6861ef3002ba2f6810efdf1a56f4d9cb4f2d3f7a6cd6c20842a0d8bfd319c44b
+size 64559