interviewbit bash questions

coderatiiita · coderatiiita · commit 75419204d37a · 2020-05-08T23:18:06.000+05:30
diff --git a/interview_bit/lines in given range/input b/interview_bit/lines in given range/input
@@ -0,0 +1,20 @@
+10 15
+Line 2
+Line 3
+Line 4
+Line 5
+Line 6
+Line 7
+Line 8
+Line 9
+Line 10
+Line 11
+Line 12
+Line 13
+Line 14
+Line 15
+Line 16
+Line 17
+Line 18
+Line 19
+Line 20
diff --git a/interview_bit/lines in given range/print_lines.sh b/interview_bit/lines in given range/print_lines.sh
@@ -0,0 +1,6 @@
+#! /bin/bash -xv
+
+line1=$(cat input | head -n 1)
+l=$(echo "$line1" | cut -d' ' -f1)
+r=$(echo "$line1" | cut -d' ' -f2)
+cat input | head -n $r | tail -n $((r-l+1))
diff --git a/interview_bit/remove_punctuation/input b/interview_bit/remove_punctuation/input
@@ -0,0 +1,2 @@
+This's the sunny day.
+It is the sunny day, we can go out.
diff --git a/interview_bit/remove_punctuation/script.sh b/interview_bit/remove_punctuation/script.sh
@@ -0,0 +1,2 @@
+#! /bin/bash -xv
+cat input | tr -d '[:punct:]'
diff --git a/interview_bit/transform_csv/input b/interview_bit/transform_csv/input
@@ -0,0 +1,2 @@
+Lotty,Kilner,08 Boyd Place,Jiangqiao,04,lkilner0@epa.gov,433-447-7966
+Benoite,Ducket,9 Harper Alley,Tenenkou,22,bducket1@friendfeed.com,724-995-7769
diff --git a/interview_bit/transform_csv/script.sh b/interview_bit/transform_csv/script.sh
@@ -0,0 +1,6 @@
+#! /bin/bash/ -vx
+while IFS=, read -r f1 f2 f3 f4 f5 f6 f7
+do
+    f7="+$f5-$f7"
+    echo "$f1,$f2,$f3,$f4,$f6,$f7"
+done < input
diff --git a/interview_bit/valid_phone_number/input b/interview_bit/valid_phone_number/input
@@ -0,0 +1,3 @@
+987-123-4567
+123 456 7890
+(123) 456-7890
diff --git a/interview_bit/valid_phone_number/print_phoneno.sh b/interview_bit/valid_phone_number/print_phoneno.sh
@@ -0,0 +1,2 @@
+#! /bin/bash -xv
+cat input | grep -Pe '^\(\d{3}\) \d{3}-\d{4}$|^\d{3}-\d{3}-\d{4}$' 

-Original file line number
+Diff line change
@@ @@ -0,0 +1,20 @@ @@
 +10 15
 +Line 2
 +Line 3
 +Line 4
 +Line 5
 +Line 6
 +Line 7
 +Line 8
 +Line 9
 +Line 10
 +Line 11
 +Line 12
 +Line 13
 +Line 14
 +Line 15
 +Line 16
 +Line 17
 +Line 18
 +Line 19
 +Line 20
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+This's the sunny day.`
	`2`	`+It is the sunny day, we can go out.`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+#! /bin/bash -xv`
	`2`	`+cat input \| tr -d '[:punct:]'`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+Lotty,Kilner,08 Boyd Place,Jiangqiao,04,lkilner0@epa.gov,433-447-7966`
	`2`	`+Benoite,Ducket,9 Harper Alley,Tenenkou,22,bducket1@friendfeed.com,724-995-7769`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+987-123-4567`
	`2`	`+123 456 7890`
	`3`	`+(123) 456-7890`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+#! /bin/bash -xv`
	`2`	`+cat input \| grep -Pe '^\(\d{3}\) \d{3}-\d{4}$\|^\d{3}-\d{3}-\d{4}$'`