'Backup;'

args-reversed.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+if [ $# -eq 0 ]; then exit 1; fi
+
+for ((i=$#;i>0;i--))
+do
+    eval echo -n " \$$i "
+    echo -n " "
+done
+
+echo

tabledata/ex1.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
 # iterating line-by-line over the input file
-numOfPeople=`cat $1 | grep 'Poland' | wc -l`
+numOfPeople=`cat $1 | grep "$2" | wc -l`
 
-echo "Num. of people from Poland is $numOfPeople"
+echo "Num. of people from $2 is $numOfPeople"

tabledata/screenshare

@@ -1 +0,0 @@
-https://meet.jit.si/unixsysop