awk exercises complete

Author: Rashaad-Ebrahim

individual-shell-tools/awk/script-01.sh

@@ -3,4 +3,6 @@
 set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
+awk '{ print $1}' scores-table.txt
+
 # Your output should contain 6 lines, each with just one word on it.

individual-shell-tools/awk/script-02.sh

@@ -3,4 +3,5 @@
 set -euo pipefail
 
 # TODO: Write a command to output the names of each player, as well as their city.
+awk '{ print $1, $2}' scores-table.txt
 # Your output should contain 6 lines, each with two words on it, separated by a space.

individual-shell-tools/awk/script-03.sh

@@ -3,5 +3,7 @@
 set -euo pipefail
 
 # TODO: Write a command to output just the names of each player along with the score from their first attempt.
+awk '{ print $1, $3}' scores-table.txt
+
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 1".

individual-shell-tools/awk/script-04.sh

@@ -3,5 +3,6 @@
 set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in London along with the score from their last attempt.
+awk '$2 == "London" {print $1, $NF}' scores.txt
 # Your output should contain 3 lines, each with one word and one number on it.
 # The first line should be "Ahmed 4".

individual-shell-tools/awk/script-05.sh

@@ -3,5 +3,6 @@
 set -euo pipefail
 
 # TODO: Write a command to output just the names of each player along with the number of times they've played the game.
+awk '{print $1, NF - 2}' scores-table.txt
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 3".

individual-shell-tools/awk/script-06-stretch.sh

@@ -5,4 +5,6 @@ set -euo pipefail
 # NOTE: This is a stretch exercise - it is optional.
 
 # TODO: Write a command to output the total of adding together all players' first scores.
+awk '{if (NF > 2) sum += $3} END {print sum}' scores.txt
+
 # Your output should be exactly the number 54.

individual-shell-tools/awk/script-07-stretch.sh

@@ -5,5 +5,12 @@ set -euo pipefail
 # NOTE: This is a stretch exercise - it is optional.
 
 # TODO: Write a command to output just the names of each player along with the total of adding all of that player's scores.
+
+awk '{ 
+  total = 0; 
+  for (i = 3; i <= NF; i++) total += $i; 
+  print $1, total 
+}' scores-table.txt
+
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 15". The second line should be "Basia 37"