akhlopiachyi.patch

diff --git a/ex01/ex01.sh b/ex01/ex01.sh
new file mode 100644
index 0000000..4a4fe75
--- /dev/null
+++ b/ex01/ex01.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+if [[ $# == 0 ]]; then
+	echo "Hello, World!"
+else
+	echo "Hello, $@!"
+fi
diff --git a/ex02/ex02.sh b/ex02/ex02.sh
new file mode 100755
index 0000000..c41441c
--- /dev/null
+++ b/ex02/ex02.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+count=""
+for n in $@
+do
+   count=$(ls -R | grep "$n")         
+	if [ -z "$count" ]; then
+                echo "the searched PATH is unexisting"
+
+  	else
+   		echo "$count"
+      	fi  
+ done
diff --git a/ex03/ex03.sh b/ex03/ex03.sh
new file mode 100755
index 0000000..b54f1cf
--- /dev/null
+++ b/ex03/ex03.sh
@@ -0,0 +1,46 @@
+#!/usr/bin/env bats
+  declare -a array1
+  declare -a array2
+  declare -a array3
+  
+  a1=0
+  a2=0
+  a3=0
+  
+  i=1
+  
+  if [ -z "$4" ];then
+    exit 1;
+  fi
+  
+  while read line; do
+    if [ "$(echo $line | grep -io $2)" == $2 ];then
+      array1[$a1]=$i;
+      (( a1=a1+1 ))
+    fi
+    if [ "$(echo $line | grep -io $3)" == $3 ];then
+      array2[$a2]=$i;
+      (( a2=a2+1 ))
+    fi
+    if [ "$(echo $line | grep -io $4)" == $4 ];then
+      array3[$a3]=$i;
+      (( a3=a3+1 ))
+    fi
+    ((i=i+1));
+  done < $1
+  
+ echo $2 $a1
+ i=0
+ for i in "${array1[@]}" ; do
+   echo "$i"
+ done
+ 
+ echo $3 $a2
+ for i in "${array2[@]}" ; do
+   echo "$i"
+  done
+ 
+ echo $4 $a3
+ for i in "${array3[@]}" ; do
+   echo "$i"
+ done
diff --git a/ex04/ex04.sh b/ex04/ex04.sh
new file mode 100755
index 0000000..ea22093
--- /dev/null
+++ b/ex04/ex04.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+   
+file=$2
+file_string=$1
+  
+o=0
+c=1
+   
+if [ -z "$1" ] || [ -z "$2" ];then
+  exit 1
+fi
+  
+while read line; do
+  if [ "$o" -eq "0" ] && [ "$(echo $line | grep -io $file_string)" == $file_string ];then
+    find $file
+    (( o++ ))
+  fi
+  if [ "$(echo $line | grep -io $file_string)" == $file_string ];then
+   echo $c   
+  fi
+  (( c++ ))
+done < $file
+
+if [ "$o" -eq 0 ];then
+  exit 1
+fi
diff --git a/ex05/ex05.sh b/ex05/ex05.sh
new file mode 100755
index 0000000..fbf2594
--- /dev/null
+++ b/ex05/ex05.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+f=0
+sum=0
+counter=0
+for i in $@
+do
+        if [[ $i =~ ^\-{1}[a-z]+$ ]] || [[ $i =~ ^\-{1}[A-Z]+$ ]]; then
+                (( counter=counter+1 ))
+        fi
+done
+if [[ $counter != 1 ]] ; then
+        echo "Error.."
+        exit 1
+fi
+case "$1" in
+-s)
+        for i in $@
+        do
+                (( sum=sum+i ))
+        done
+        ;;
+-e)
+        for i in $@
+        do
+                (( t=$i%2 ))
+                if [[ $t == 0 ]]; then
+                        (( sum=sum+i ))
+                fi
+        done
+        ;;
+-m)
+        for i in $@
+        do
+                (( sum=sum+i ))
+        done
+        (( sum=sum/($#-1) ))
+        ;;
+-o)
+        for i in $@
+        do
+                (( t=$i%2 ))
+                if [[ $t != 0 ]]; then
+                        (( sum=sum+i ))
+                fi
+        done
+        ;;
+*)
+        echo "Error.."
+        exit 1
+        ;;
+esac
+                
+echo $sum
diff --git a/ex06/ex06.sh b/ex06/ex06.sh
new file mode 100755
index 0000000..b35676b
--- /dev/null
+++ b/ex06/ex06.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+map() {                                                                                                                                                 
+ function=$1
+ shift
+ for i in $@; do
+   $function $i
+ done
+}
diff --git a/ex07/ex07.sh b/ex07/ex07.sh
new file mode 100755
index 0000000..d198088
--- /dev/null
+++ b/ex07/ex07.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+if [ -z $1 ] || [[ $1 < "1" ]]; then
+        exit 1
+else
+        head -n $1 resources/surnames.txt | sed '/Q-Chem/d' | sed 's/-//' | sed 's/\.//'
+fi
diff --git a/ex07/resources/surnames.txt b/ex07/resources/surnames.txt
new file mode 100644
index 0000000..f53c4de
--- /dev/null
+++ b/ex07/resources/surnames.txt
@@ -0,0 +1,44 @@
+Q-Chem - SMITH - 10434747.
+Q-Chem - JONES - 5628368.
+BROWN - 5429595.
+JOHNSON - Q-Chem - 4628295
+WILLIAMS - 4173254.
+MILLER - 3391134.
+TAYLOR - 3337476.
+WILSON - 3299960.
+DAVIS - 3212807.
+WHITE - 2881963.
+CLARK - 2809547.
+HALL - Q-Chem - 2664037.
+THOMAS - 265680 - Q-Chem.
+THOMPSON - 2394676.
+MOORE - 2331862.
+HILL - Q-Chem - 2299107.
+WALKER - 2196039.
+ANDERSON - Q-Chem - 2183487.
+WRIGHT - 2101785.
+MARTIN - 2089438.
+WOOD - 2074728.
+ALLEN - 2041560.
+ROBINSON - Q-Chem - 1958046.
+LEWIS - 1921163.
+SCOTT - 1920172.
+YOUNG - 1911430.
+JACKSON - Q-Chem - 1906828.
+ADAMS - 1900366.
+TRYNISKI - Q-Chem - 1880486.
+GREEN - Q-Chem  - 1858374.
+EVANS - 1841052.
+KING - 1838171.
+BAKER - 1815071.
+JOHN - 1808705.
+HARRIS - 1730532.
+ROBERTS - 1715373.
+CAMPBELL - 175100.
+JAMES - 1606594.
+Q-Chem - STEWAR - 1564485.
+LEE - 1505129.
+COUNTY - 1499297.
+TURNER - 1491163.
+PARKER - 1490731 - Q-Chem.
+COOK - 1457076.
diff --git a/ex08/ex08.sh b/ex08/ex08.sh
new file mode 100755
index 0000000..74e5554
--- /dev/null
+++ b/ex08/ex08.sh
@@ -0,0 +1,47 @@
+#/bin/bash
+declare -a array
+array=( [0]=0 [1]=0 [2]=0 [3]=0 [4]=0 [5]=0 [6]=0 [7]=0 [8]=0 [9]=0 )
+if [[ "$#" != 1 ]]; then
+        echo "Too many(few) arguments"
+        exit 1
+fi
+if [[ ! -f $1 ]]; then
+        echo "Error.."
+        exit 1
+fi
+while read -n1 c; do
+        if [[ $c =~ ^[0-9]+$ ]]; then
+                case "$c" in
+                1)
+                        (( array[1]=array[1]+1 ))
+                        ;;
+                2)
+                        (( array[2]=array[2]+1 ))
+                        ;;
+                3)
+                        (( array[3]=array[3]+1 ))
+                        ;;
+                4)
+                        (( array[4]=array[4]+1 ))
+                        ;;
+                5)
+                        (( array[5]=array[5]+1 ))
+                        ;;
+                6)
+                        (( array[6]=array[6]+1 ))
+                        ;;
+                7)
+                        (( array[7]=array[7]+1 ))
+                        ;;
+                8)
+                        (( array[8]=array[8]+1 ))
+                        ;;
+                9)
+                        (( array[9]=array[9]+1 ))
+			;;
+		0)      (( array[0]=array[0]+1 ))
+                        ;;
+                esac
+        fi
+done < "$1"
+echo "${array[0]} zeroes, ${array[1]} ones, ${array[2]} twoes, ${array[3]} threes, ${array[4]} fours, ${array[5]} fives, ${array[6]} sixs, ${array[7]} sevens, ${array[8]} eights, ${array[9]} nines"
diff --git a/ex09/ex09.sh b/ex09/ex09.sh
new file mode 100755
index 0000000..3afc0ee
--- /dev/null
+++ b/ex09/ex09.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+pattern=$(
+case "$1" in 
+	-e|--email)
+		echo '^[a-zA-Z0-9]\+@[a-zA-Z0-9]\+\.[a-z]\{2,\}'
+		;;
+	-u| --url)
+	echo 'https://[^ >]*'
+		;;
+	*)
+		echo 'Error..'
+	;;
+esac)
+
+grep "$pattern" $2
diff --git a/ex10/ex10.sh b/ex10/ex10.sh
new file mode 100755
index 0000000..369c718
--- /dev/null
+++ b/ex10/ex10.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+if [[ ! -f $1 ]]; then
+        exit 1
+fi
+for i in $@
+do
+echo  "$(awk 'END {print NR} ' $i) $i"
+done