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simon/simon

@@ -4,27 +4,25 @@
 notes=("sq E4" "sq C#4" "sq A3" "sq E3")
 #Original note.
 pattern=($(($RANDOM % 4)))
-# Clear the player variable
-unset player
 #Here is the main loop of the program
 continue=1
 while [ $continue -ne 0 ]; do
 # Play the pattern to match
-echo "pattern is ${pattern[@]}"
 for i in ${pattern[@]} ; do
 play -q -n synth .5 ${notes[$i]} norm -9
 done
 # Loop to read the player's input and compare it to the pattern
+# Clear the player variable
+unset player
 i=0
-while read -n1 key ; do
+while read -sn1 key ; do
 key="$(echo "$key" | tr 'fk' '0')"
 key="$(echo "$key" | tr 'dj' '1')"
 key="$(echo "$key" | tr 'ir' '2')"
 key="$(echo "$key" | tr 'eu' '3')"
-echo "key is $key"
 player=(${player[@]} $key)
 # make sure the pressed key exists in the array.
-if [[ "$key" =~ [1-4] ]]; then
+if [[ "$key" =~ [0-3] ]]; then
 play -q -n synth .5 ${notes[$key]} norm -9 &
 fi
 # make sure the player pattern is the same as the computer generated one
@@ -33,7 +31,6 @@ continue=0
 break
 fi
 # If the arrays are equal then break the loop, else increment i.
-echo "Player = ${player[@]}"
 if [ ${#player[@]} -eq ${#pattern[@]} ]; then
 break
 else
@@ -43,7 +40,7 @@ done
 if [ $continue -ne 0 ]; then
 # sleep slightly longer than the length of one note.
 sleep .6
-pattern=(${pattern[@]} $(($RANDOM % 4 + 1)))
+pattern=(${pattern[@]} $(($RANDOM % 4)))
 fi
 done
 echo "You got $((${#pattern[@]} - 1)) correct."