diff --git a/26-functions-and-pointers/03-refactor-to-funcs/log_err_missing.txt b/26-functions-and-pointers/03-refactor-to-funcs/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/26-functions-and-pointers/03-refactor-to-funcs/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/03-refactor-to-funcs/log_err_negative.txt b/26-functions-and-pointers/03-refactor-to-funcs/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/26-functions-and-pointers/03-refactor-to-funcs/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/03-refactor-to-funcs/log_err_str.txt b/26-functions-and-pointers/03-refactor-to-funcs/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/26-functions-and-pointers/03-refactor-to-funcs/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/04-pass-by-value-semantics/log_err_missing.txt b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/04-pass-by-value-semantics/log_err_negative.txt b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/04-pass-by-value-semantics/log_err_str.txt b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/26-functions-and-pointers/04-pass-by-value-semantics/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08-log-parser-pointers/log.txt b/26-functions-and-pointers/08-log-parser-pointers/log.txt
new file mode 100644
index 0000000..a805e7c
--- /dev/null
+++ b/26-functions-and-pointers/08-log-parser-pointers/log.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org XX
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08-log-parser-pointers/log_err_missing.txt b/26-functions-and-pointers/08-log-parser-pointers/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/26-functions-and-pointers/08-log-parser-pointers/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08-log-parser-pointers/log_err_negative.txt b/26-functions-and-pointers/08-log-parser-pointers/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/26-functions-and-pointers/08-log-parser-pointers/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08-log-parser-pointers/log_err_str.txt b/26-functions-and-pointers/08-log-parser-pointers/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/26-functions-and-pointers/08-log-parser-pointers/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/xxx-pointer-with-structs-maps-and-slices/log.txt b/26-functions-and-pointers/08x-log-parser-pointers/log.txt
similarity index 100%
rename from 26-functions-and-pointers/xxx-pointer-with-structs-maps-and-slices/log.txt
rename to 26-functions-and-pointers/08x-log-parser-pointers/log.txt
diff --git a/26-functions-and-pointers/08x-log-parser-pointers/log_err_missing.txt b/26-functions-and-pointers/08x-log-parser-pointers/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/26-functions-and-pointers/08x-log-parser-pointers/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08x-log-parser-pointers/log_err_negative.txt b/26-functions-and-pointers/08x-log-parser-pointers/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/26-functions-and-pointers/08x-log-parser-pointers/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/08x-log-parser-pointers/log_err_str.txt b/26-functions-and-pointers/08x-log-parser-pointers/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/26-functions-and-pointers/08x-log-parser-pointers/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/xxx-finished/log_err_missing.txt b/26-functions-and-pointers/xxx-finished/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/26-functions-and-pointers/xxx-finished/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/xxx-finished/log_err_negative.txt b/26-functions-and-pointers/xxx-finished/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/26-functions-and-pointers/xxx-finished/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/26-functions-and-pointers/xxx-finished/log_err_str.txt b/26-functions-and-pointers/xxx-finished/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/26-functions-and-pointers/xxx-finished/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/x-tba/2-methods/xxx-project-file-parser/log_err_missing.txt b/x-tba/2-methods/xxx-project-file-parser/log_err_missing.txt
new file mode 100644
index 0000000..fd8eff4
--- /dev/null
+++ b/x-tba/2-methods/xxx-project-file-parser/log_err_missing.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/x-tba/2-methods/xxx-project-file-parser/log_err_negative.txt b/x-tba/2-methods/xxx-project-file-parser/log_err_negative.txt
new file mode 100644
index 0000000..60485c0
--- /dev/null
+++ b/x-tba/2-methods/xxx-project-file-parser/log_err_negative.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org -100
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file
diff --git a/x-tba/2-methods/xxx-project-file-parser/log_err_str.txt b/x-tba/2-methods/xxx-project-file-parser/log_err_str.txt
new file mode 100644
index 0000000..3a55bd7
--- /dev/null
+++ b/x-tba/2-methods/xxx-project-file-parser/log_err_str.txt
@@ -0,0 +1,6 @@
+learngoprogramming.com 10
+learngoprogramming.com 10
+golang.org FOUR
+golang.org 6
+blog.golang.org 20
+blog.golang.org 10
\ No newline at end of file