Add files

extra/q1/zshrc

+# If you come from bash you might have to change your $PATH.
+# export PATH=$HOME/bin:/usr/local/bin:$PATH
+
+# Path to your oh-my-zsh installation.
+export ZSH="/home/nany/.oh-my-zsh"
+
+# Set name of the theme to load --- if set to "random", it will
+# load a random theme each time oh-my-zsh is loaded, in which case,
+# to know which specific one was loaded, run: echo $RANDOM_THEME
+# See https://github.com/ohmyzsh/ohmyzsh/wiki/Themes
+ZSH_THEME="robbyrussell"
+ZSH_THEME="agnoster"
+ZSH_THEME="3den"
+ZSH_THEME="af-magic"
+ZSH_THEME="bira"
+ZSH_THEME="duellj"
+
+# Set list of themes to pick from when loading at random
+# Setting this variable when ZSH_THEME=random will cause zsh to load
+# a theme from this variable instead of looking in $ZSH/themes/
+# If set to an empty array, this variable will have no effect.
+# ZSH_THEME_RANDOM_CANDIDATES=( "robbyrussell" "agnoster" )
+
+# Uncomment the following line to use case-sensitive completion.
+# CASE_SENSITIVE="true"
+
+# Uncomment the following line to use hyphen-insensitive completion.
+# Case-sensitive completion must be off. _ and - will be interchangeable.
+# HYPHEN_INSENSITIVE="true"
+
+# Uncomment the following line to disable bi-weekly auto-update checks.
+# DISABLE_AUTO_UPDATE="true"
+
+# Uncomment the following line to automatically update without prompting.
+# DISABLE_UPDATE_PROMPT="true"
+
+# Uncomment the following line to change how often to auto-update (in days).
+# export UPDATE_ZSH_DAYS=13
+
+# Uncomment the following line if pasting URLs and other text is messed up.
+# DISABLE_MAGIC_FUNCTIONS="true"
+
+# Uncomment the following line to disable colors in ls.
+# DISABLE_LS_COLORS="true"
+
+# Uncomment the following line to disable auto-setting terminal title.
+# DISABLE_AUTO_TITLE="true"
+
+# Uncomment the following line to enable command auto-correction.
+# ENABLE_CORRECTION="true"
+
+# Uncomment the following line to display red dots whilst waiting for completion.
+# COMPLETION_WAITING_DOTS="true"
+
+# Uncomment the following line if you want to disable marking untracked files
+# under VCS as dirty. This makes repository status check for large repositories
+# much, much faster.
+# DISABLE_UNTRACKED_FILES_DIRTY="true"
+
+# Uncomment the following line if you want to change the command execution time
+# stamp shown in the history command output.
+# You can set one of the optional three formats:
+# "mm/dd/yyyy"|"dd.mm.yyyy"|"yyyy-mm-dd"
+# or set a custom format using the strftime function format specifications,
+# see 'man strftime' for details.
+# HIST_STAMPS="mm/dd/yyyy"
+
+# Would you like to use another custom folder than $ZSH/custom?
+# ZSH_CUSTOM=/path/to/new-custom-folder
+
+# Which plugins would you like to load?
+# Standard plugins can be found in $ZSH/plugins/
+# Custom plugins may be added to $ZSH_CUSTOM/plugins/
+# Example format: plugins=(rails git textmate ruby lighthouse)
+# Add wisely, as too many plugins slow down shell startup.
+plugins=(
+	git
+	emoji
+	battery
+	emotty	
+)
+
+
+source $ZSH/oh-my-zsh.sh
+
+# User configuration
+
+# export MANPATH="/usr/local/man:$MANPATH"
+
+# You may need to manually set your language environment
+# export LANG=en_US.UTF-8
+
+# Preferred editor for local and remote sessions
+# if [[ -n $SSH_CONNECTION ]]; then
+#   export EDITOR='vim'
+# else
+#   export EDITOR='mvim'
+# fi
+
+# Compilation flags
+# export ARCHFLAGS="-arch x86_64"
+
+# Set personal aliases, overriding those provided by oh-my-zsh libs,
+# plugins, and themes. Aliases can be placed here, though oh-my-zsh
+# users are encouraged to define aliases within the ZSH_CUSTOM folder.
+# For a full list of active aliases, run `alias`.
+#
+# Example aliases
+# alias zshconfig="mate ~/.zshrc"
+# alias ohmyzsh="mate ~/.oh-my-zsh"

q1/.bashrc

+# ~/.bashrc: executed by bash(1) for non-login shells.
+# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
+# for examples
+
+# If not running interactively, don't do anything
+case $- in
+    *i*) ;;
+      *) return;;
+esac
+
+# don't put duplicate lines or lines starting with space in the history.
+# See bash(1) for more options
+HISTCONTROL=ignoreboth
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=1000
+HISTFILESIZE=2000
+
+# check the window size after each command and, if necessary,
+# update the values of LINES and COLUMNS.
+shopt -s checkwinsize
+
+# If set, the pattern "**" used in a pathname expansion context will
+# match all files and zero or more directories and subdirectories.
+#shopt -s globstar
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
+
+# set variable identifying the chroot you work in (used in the prompt below)
+if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+# set a fancy prompt (non-color, unless we know we "want" color)
+case "$TERM" in
+    xterm-color|*-256color) color_prompt=yes;;
+esac
+
+# uncomment for a colored prompt, if the terminal has the capability; turned
+# off by default to not distract the user: the focus in a terminal window
+# should be on the output of commands, not on the prompt
+#force_color_prompt=yes
+
+if [ -n "$force_color_prompt" ]; then
+    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
+	# We have color support; assume it's compliant with Ecma-48
+	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
+	# a case would tend to support setf rather than setaf.)
+	color_prompt=yes
+    else
+	color_prompt=
+    fi
+fi
+
+if [ "$color_prompt" = yes ]; then
+    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
+else
+    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
+fi
+unset color_prompt force_color_prompt
+
+# If this is an xterm set the title to user@host:dir
+case "$TERM" in
+xterm*|rxvt*)
+    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
+    ;;
+*)
+    ;;
+esac
+
+# enable color support of ls and also add handy aliases
+if [ -x /usr/bin/dircolors ]; then
+    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
+    alias ls='ls --color=auto'
+    #alias dir='dir --color=auto'
+    #alias vdir='vdir --color=auto'
+
+    alias grep='grep --color=auto'
+    alias fgrep='fgrep --color=auto'
+    alias egrep='egrep --color=auto'
+fi
+
+# colored GCC warnings and errors
+#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
+
+# some more ls aliases
+alias ll='ls -alF'
+alias la='ls -A'
+alias l='ls -CF'
+alias getspace='ls -lh'
+
+getcourses()
+{
+	wget -o - https://www.cse.iitb.ac.in/archive/page135
+	grep -oh 'CS [0-9][0-9][0-9]\|CS [0-9][0-9][0-9] M' page135 | sort -u
+	rm page135
+}
+
+# Add an "alert" alias for long running commands.  Use like so:
+#   sleep 10; alert
+alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
+
+# Alias definitions.
+# You may want to put all your additions into a separate file like
+# ~/.bash_aliases, instead of adding them here directly.
+# See /usr/share/doc/bash-doc/examples in the bash-doc package.
+
+if [ -f ~/.bash_aliases ]; then
+    . ~/.bash_aliases
+fi
+
+# enable programmable completion features (you don't need to enable
+# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
+# sources /etc/bash.bashrc).
+if ! shopt -oq posix; then
+  if [ -f /usr/share/bash-completion/bash_completion ]; then
+    . /usr/share/bash-completion/bash_completion
+  elif [ -f /etc/bash_completion ]; then
+    . /etc/bash_completion
+  fi
+fi

q2/bashrc

+echo "____   __ __   ____      ____   __ __  _____ ______    ___  ____    _____ "
+echo "|    \ |  |  | /    |    |    \ |  |  |/ ___/|      |  /  _]|    \  / ___/"
+echo "|  o  )|  |  ||   __|    |  o  )|  |  (   \_ |      | /  [_ |  D  )(   \_ "
+echo "|     ||  |  ||  |  |    |     ||  |  |\__  ||_|  |_||    _]|    /  \__  |"
+echo "|  O  ||  :  ||  |_ |    |  O  ||  :  |/  \ |  |  |  |   [_ |    \  /  \ |"
+echo "|     ||     ||     |    |     ||     |\    |  |  |  |     ||  .  \ \    |"
+echo "|_____| \__,_||___,_|    |_____| \__,_| \___|  |__|  |_____||__|\_|  \___|"
+echo "                                                                          "
+
+# ~/.bashrc: executed by bash(1) for non-login shells.
+# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
+# for examples
+# If not running interactively, don't do anything
+case $- in
+    *i*) ;;
+      *) return;;
+esac
+
+# don't put duplicate lines or lines starting with space in the history.
+# See bash(1) for more options
+HISTCONTROL=ignoreboth
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=1000
+HISTFILESIZE=2000
+
+# check the window size after each command and, if necessary,
+# update the values of LINES and COLUMNS.
+shopt -s checkwinsize
+
+# If set, the pattern "**" used in a pathname expansion context will
+# match all files and zero or more directories and subdirectories.
+#shopt -s globstar
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
+
+# set variable identifying the chroot you work in (used in the prompt below)
+if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+# set a fancy prompt (non-color, unless we know we "want" color)
+case "$TERM" in
+    xterm-color|*-256color) color_prompt=yes;;
+esac
+
+# uncomment for a colored prompt, if the terminal has the capability; turned
+# off by default to not distract the user: the focus in a terminal window
+# should be on the output of commands, not on the prompt
+#force_color_prompt=yes
+
+if [ -n "$force_color_prompt" ]; then
+    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
+	# We have color support; assume it's compliant with Ecma-48
+	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
+	# a case would tend to support setf rather than setaf.)
+	color_prompt=yes
+    else
+	color_prompt=
+    fi
+fi
+
+if [ "$color_prompt" = yes ]; then
+    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
+else
+    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
+fi
+unset color_prompt force_color_prompt
+
+# If this is an xterm set the title to user@host:dir
+case "$TERM" in
+xterm*|rxvt*)
+    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
+    ;;
+*)
+    ;;
+esac
+
+# enable color support of ls and also add handy aliases
+if [ -x /usr/bin/dircolors ]; then
+    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
+    alias ls='ls --color=auto'
+    #alias dir='dir --color=auto'
+    #alias vdir='vdir --color=auto'
+
+    alias grep='grep --color=auto'
+    alias fgrep='fgrep --color=auto'
+    alias egrep='egrep --color=auto'
+fi
+
+# colored GCC warnings and errors
+#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
+
+# some more ls aliases
+alias ll='ls -alF'
+alias la='ls -A'
+alias l='ls -CF'
+
+# Add an "alert" alias for long running commands.  Use like so:
+#   sleep 10; alert
+alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
+
+# Alias definitions.
+# You may want to put all your additions into a separate file like
+# ~/.bash_aliases, instead of adding them here directly.
+# See /usr/share/doc/bash-doc/examples in the bash-doc package.
+
+if [ -f ~/.bash_aliases ]; then
+    . ~/.bash_aliases
+fi
+
+# enable programmable completion features (you don't need to enable
+# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
+# sources /etc/bash.bashrc).
+if ! shopt -oq posix; then
+  if [ -f /usr/share/bash-completion/bash_completion ]; then
+    . /usr/share/bash-completion/bash_completion
+  elif [ -f /etc/bash_completion ]; then
+    . /etc/bash_completion
+  fi
+fi

q3/q3.sh

+#!/bin/bash
+
+
+
+count_lines() {
+    pwd=$1
+    files=$(find $pwd -type f)
+    for file in $files
+    do
+        #invert the matching for empty+zero or more whitespaces+empty
+        count=$(grep -cve '^\s*$' $file)
+        ans=$(($ans+$count))
+    done
+}
+
+ans=0
+
+count_lines $1
+
+echo "$ans"
\ No newline at end of file

q4/actual_output.txt

+10
+18
+4
+3
+38
\ No newline at end of file

q4/generated_output.txt

+10
+15
+4
+29
+38
\ No newline at end of file

q4/q4.sh

+#! /bin/bash
+
+grep -f ./actual_output.txt ./generated_output.txt > tmp-marks
+marks=`wc -w tmp-marks | awk '{print $1}'`
+rm tmp-marks
+tot=`wc -w './actual_output.txt' | awk '{print $1}'`
+echo "Secured $marks marks out of $tot"

q5/bashrc

+
+#alias getcourses='wget -o - https://www.cse.iitb.ac.in/archive/page135 > tmp.txt; rm tmp.txt; grep -oh 'CS [123456789][0123456789][0123456789]\|CS [0-9][0-9][0-9] M' page135 | sort -u; rm page135'
+getcourses()
+{
+	wget -o - https://www.cse.iitb.ac.in/archive/page135 > tmp.txt
+	rm tmp.txt
+	grep -oh 'CS [123456789][0123456789][0123456789]\|CS [0-9][0-9][0-9] M' page135 | sort -u
+	rm page135
+}
+
+
+# ~/.bashrc: executed by bash(1) for non-login shells.
+# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
+# for examples
+# If not running interactively, don't do anything
+case $- in
+    *i*) ;;
+      *) return;;
+esac
+
+# don't put duplicate lines or lines starting with space in the history.
+# See bash(1) for more options
+HISTCONTROL=ignoreboth
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=1000
+HISTFILESIZE=2000
+
+# check the window size after each command and, if necessary,
+# update the values of LINES and COLUMNS.
+shopt -s checkwinsize
+
+# If set, the pattern "**" used in a pathname expansion context will
+# match all files and zero or more directories and subdirectories.
+#shopt -s globstar
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
+
+# set variable identifying the chroot you work in (used in the prompt below)
+if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+# set a fancy prompt (non-color, unless we know we "want" color)
+case "$TERM" in
+    xterm-color|*-256color) color_prompt=yes;;
+esac
+
+# uncomment for a colored prompt, if the terminal has the capability; turned
+# off by default to not distract the user: the focus in a terminal window
+# should be on the output of commands, not on the prompt
+#force_color_prompt=yes
+
+if [ -n "$force_color_prompt" ]; then
+    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
+	# We have color support; assume it's compliant with Ecma-48
+	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
+	# a case would tend to support setf rather than setaf.)
+	color_prompt=yes
+    else
+	color_prompt=
+    fi
+fi
+
+if [ "$color_prompt" = yes ]; then
+    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
+else
+    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
+fi
+unset color_prompt force_color_prompt
+
+# If this is an xterm set the title to user@host:dir
+case "$TERM" in
+xterm*|rxvt*)
+    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
+    ;;
+*)
+    ;;
+esac
+
+# enable color support of ls and also add handy aliases
+if [ -x /usr/bin/dircolors ]; then
+    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
+    alias ls='ls --color=auto'
+    #alias dir='dir --color=auto'
+    #alias vdir='vdir --color=auto'
+
+    alias grep='grep --color=auto'
+    alias fgrep='fgrep --color=auto'
+    alias egrep='egrep --color=auto'
+fi
+
+# colored GCC warnings and errors
+#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
+
+# some more ls aliases
+alias ll='ls -alF'
+alias la='ls -A'
+alias l='ls -CF'
+
+# Add an "alert" alias for long running commands.  Use like so:
+#   sleep 10; alert
+alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
+
+# Alias definitions.
+# You may want to put all your additions into a separate file like
+# ~/.bash_aliases, instead of adding them here directly.
+# See /usr/share/doc/bash-doc/examples in the bash-doc package.
+
+if [ -f ~/.bash_aliases ]; then
+    . ~/.bash_aliases
+fi
+
+# enable programmable completion features (you don't need to enable
+# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
+# sources /etc/bash.bashrc).
+if ! shopt -oq posix; then
+  if [ -f /usr/share/bash-completion/bash_completion ]; then
+    . /usr/share/bash-completion/bash_completion
+  elif [ -f /etc/bash_completion ]; then
+    . /etc/bash_completion
+  fi
+fi

q6/cuss-words.txt

+aa bb
\ No newline at end of file

q6/lyrics.txt

+
+
+sd
+
+
+asasd
+
+
+aa cc dd
+
+aa
+
+bb dd
\ No newline at end of file

q6/output.txt

+
+
+sd
+
+
+asasd
+
+
+bleep cc dd
+
+bleep
+
+bleep dd

q6/q6.sh

+
+
+lyrics=$(<$1)
+cusswords=$(<$2)
+echo -n "" > temp2.txt
+cw_count=$(wc -w < "$2")
+
+count=1
+for cw in $cusswords
+do
+    while read line;
+    do
+        echo $line > temp.txt
+        arg="s/$cw/bleep/g"
+        $(sed -i $arg temp.txt)
+        cat temp.txt >> temp2.txt
+        echo -n "" > temp.txt
+    done <<< "$lyrics"
+
+    lyrics=$(<temp2.txt)
+    # echo "$lyrics"
+    echo -n "" > temp2.txt
+done
+
+echo "$lyrics"
+rm temp.txt
+rm temp2.txt
+
+
+
+
+

readme.txt

+Members:
+Vara Prasad Kolli (203050114 - varaprasad)
+Problem 4, extra 1, extra 2
+
+Sumit Thorat (203050087 - sumitthorat)
+Problem 3, 6
+
+Ankit Raj (203050047 - ankitj)
+Problem 2, 5
+
+Sushil Kukreja (203050020 - sushilk)
+Problem 1
+
+Ramswaroop None (203050117 - ramswaroop)
+Problem 1
+
+Git Repo Link:
+https://git.cse.iitb.ac.in/sumitthorat/cs-699-outlab
+
+
+References:
+1. https://www.shellscript.sh/
+2. https://devhints.io/bash
+3. https://linuxconfig.org/bash-scripting-tutorial-for-beginners
+4. https://www.tecmint.com/35-practical-examples-of-linux-find-command/
+5. https://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html
+6. https://www.tutorialspoint.com/unix/unix-arithmetic-operators.htm
+7.https://github.com/jarun/googler
+8.https://github.com/robbyrussell/oh-my-zsh
+9.https://www.tutorialspoint.com/unix/unix-file-operators.htm
+10.https://linux.die.net/man/1/grep
+