diff --git a/MIDTERM/basic/basic_bg b/MIDTERM/basic/basic_bg
new file mode 100644
index 0000000000000000000000000000000000000000..4346c8e733e36a7c3322497b3c3f8cc2da026e7c
--- /dev/null
+++ b/MIDTERM/basic/basic_bg
@@ -0,0 +1 @@
+sleep 8 &
diff --git a/MIDTERM/basic/basic_cd_arg b/MIDTERM/basic/basic_cd_arg
new file mode 100644
index 0000000000000000000000000000000000000000..16911eace3e7965f5945aa452e706180f6ea2255
--- /dev/null
+++ b/MIDTERM/basic/basic_cd_arg
@@ -0,0 +1,2 @@
+cd /bin
+pwd
diff --git a/MIDTERM/basic/basic_cd_arg_space b/MIDTERM/basic/basic_cd_arg_space
new file mode 100644
index 0000000000000000000000000000000000000000..7437054441e6389f094870d6de0c1ce3d0071284
--- /dev/null
+++ b/MIDTERM/basic/basic_cd_arg_space
@@ -0,0 +1,2 @@
+                    cd                            /bin                
+pwd
diff --git a/MIDTERM/basic/basic_echo b/MIDTERM/basic/basic_echo
new file mode 100644
index 0000000000000000000000000000000000000000..ff0e12ec692f04bfb2a5e641fa37f563a4b91cf5
--- /dev/null
+++ b/MIDTERM/basic/basic_echo
@@ -0,0 +1 @@
+echo Hello World
diff --git a/MIDTERM/basic/basic_error b/MIDTERM/basic/basic_error
new file mode 100644
index 0000000000000000000000000000000000000000..0827df83532c725f315cbc7f81074bc4afdc8f9e
--- /dev/null
+++ b/MIDTERM/basic/basic_error
@@ -0,0 +1 @@
+not_a_command
diff --git a/MIDTERM/basic/basic_error.output b/MIDTERM/basic/basic_error.output
new file mode 100644
index 0000000000000000000000000000000000000000..3f183721b6352082978098a165466b05beab6a45
--- /dev/null
+++ b/MIDTERM/basic/basic_error.output
@@ -0,0 +1 @@
+An error has occurred
diff --git a/MIDTERM/basic/basic_exit b/MIDTERM/basic/basic_exit
new file mode 100644
index 0000000000000000000000000000000000000000..10dc2a42ba9a1ee28ccdf9e470ffa4212c87505b
--- /dev/null
+++ b/MIDTERM/basic/basic_exit
@@ -0,0 +1,2 @@
+exit
+echo "You should't see this"
diff --git a/MIDTERM/basic/basic_help b/MIDTERM/basic/basic_help
new file mode 100644
index 0000000000000000000000000000000000000000..a87bf4349919819fcc5cad8e599336fa52f08acc
--- /dev/null
+++ b/MIDTERM/basic/basic_help
@@ -0,0 +1 @@
+help
diff --git a/MIDTERM/basic/basic_help.output b/MIDTERM/basic/basic_help.output
new file mode 100644
index 0000000000000000000000000000000000000000..950555eaa38f9c1e4227225f033f9c66f2cea36a
--- /dev/null
+++ b/MIDTERM/basic/basic_help.output
@@ -0,0 +1,6 @@
+> cd
+pwd
+wait
+exit
+help
+>
diff --git a/MIDTERM/basic/basic_pwd b/MIDTERM/basic/basic_pwd
new file mode 100644
index 0000000000000000000000000000000000000000..f748bdd051994e9fa832a7bd7b4fc59ef5e99cbe
--- /dev/null
+++ b/MIDTERM/basic/basic_pwd
@@ -0,0 +1 @@
+pwd
diff --git a/MIDTERM/basic/basic_wait b/MIDTERM/basic/basic_wait
new file mode 100644
index 0000000000000000000000000000000000000000..6addaedf94a6cb7793a324fe503d62a7241ade6b
--- /dev/null
+++ b/MIDTERM/basic/basic_wait
@@ -0,0 +1,3 @@
+sleep 3 &
+wait
+echo Bye
diff --git a/MIDTERM/basic/basic_wait.conf b/MIDTERM/basic/basic_wait.conf
new file mode 100644
index 0000000000000000000000000000000000000000..0efd67f9502e63cb033cb651e65e025b6e3a5cb2
--- /dev/null
+++ b/MIDTERM/basic/basic_wait.conf
@@ -0,0 +1 @@
+2 4
diff --git a/MIDTERM/batch/batch_lv1 b/MIDTERM/batch/batch_lv1
new file mode 100644
index 0000000000000000000000000000000000000000..56e32d2352ac17ed3f66f2a87f5209dc735c156f
--- /dev/null
+++ b/MIDTERM/batch/batch_lv1
@@ -0,0 +1,32 @@
+echo placeholder
+echo '\.Who..............................................'
+echo '.\.Is..............................................'
+echo '..\.Dr.............................................'
+echo '...\.Oscar.........................................'
+echo '....\.Jose.........................................'
+echo '.....\.Tsalapatis..................................'
+echo '......|.............................___............'
+echo '......|.........................,-""...`...........'
+echo '......|.......................,`.._...@.)`-._......'
+echo '......|....................../..,`.`-._<.===--.....'
+echo '......|...................../../...................'
+echo '......|..................../..;....................'
+echo '......|........_........../...;....................'
+echo '..(`._|..._.-"".""--..__,`....|....................'
+echo '..<_..`-""....................\\...................'
+echo '...<`-..........................:..................'
+echo '....(__...<__...................;..................'
+echo '......`-....`-.__......._.`..../...................'
+echo '......|..\......`-.__,-`...._,`....................'
+echo '......|...`._....,..../__,-`.......................'
+echo '......|......""._\__,`<.<____......................'
+echo '......|.........|.|..`----.`.......................'
+echo '......|.........|.|........\.`.....................'
+echo '......|.........;.|___......\-``...................'
+echo '......|.........\...--<............................'
+echo '......|..........`.`.<.............................'
+echo '......|............`-`.............................'
+echo '.......Fig.1..Dr.Oscar.Jose.Tsalapatis.............'
+echo '....................Now............................'
+echo '....................You............................'
+echo '...................Knew............................'
diff --git a/MIDTERM/batch/batch_lv99 b/MIDTERM/batch/batch_lv99
new file mode 100644
index 0000000000000000000000000000000000000000..a0420b59f1d4ebb748c11a224153c0cb07e6b267
--- /dev/null
+++ b/MIDTERM/batch/batch_lv99
@@ -0,0 +1,12 @@
+  echo This will be replaced by a random key
+pwd
+ ls  
+  cd        /lib
+   pwd
+    sleep     3                &
+     wait
+    ls  
+     cd             /usr
+    pwd       
+   ls          -al             
+         fdalsjfklajsd -adsf -sadfqwefs hasdkjfhasldfhqruf cxv
diff --git a/MIDTERM/batch/batch_lv99.conf b/MIDTERM/batch/batch_lv99.conf
new file mode 100644
index 0000000000000000000000000000000000000000..ebcee1a506db729ea7b0e0b6e9b0be36806d16bd
--- /dev/null
+++ b/MIDTERM/batch/batch_lv99.conf
@@ -0,0 +1 @@
+3 4
diff --git a/MIDTERM/run.sh b/MIDTERM/run.sh
new file mode 100755
index 0000000000000000000000000000000000000000..14e055838a6fa187ac689eaf696d1afc3e950fee
--- /dev/null
+++ b/MIDTERM/run.sh
@@ -0,0 +1,214 @@
+#!/bin/bash
+
+# These functions exist to stop students from using shells within their own 
+# shell to execute a program. We remove execution ability and use sudo to move
+# to another user to then run the program
+move_away()
+{
+	chmod 500 /bin/sh	
+	chmod 500 /bin/bash
+}
+
+move_back()
+{
+	chmod 555 /bin/sh
+	chmod 555 /bin/bash
+}
+
+source /helpers.sh
+
+LOG=$LOGS/test_public.log
+ASSIGNMENTDIR=/assignments/MIDTERM/
+
+if [ ! -d /kernel ];
+then
+	unpack_kernel 
+fi
+
+echo "Building assignment..."
+cd /kernel
+chmod a+rw .
+
+COMPILE=$LOGS/compile.log
+touch $COMPILE
+truncate -s 0 $COMPILE 
+rm myshell > /dev/null 2> /dev/null || true
+gcc main.c  -o myshell -pthread >> $COMPILE 2>> $COMPILE 
+
+touch $LOG
+truncate -s 0 $LOG
+
+if test -f "myshell"; 
+then
+    echo "Build succeeded."
+else
+    echo "Build failed."
+    exit
+fi
+
+time_start=0
+time_stop=0
+
+# Go through basic tests
+# In each of these we are essentially only testing commands with output to stdout
+
+# This is a way to stop students from trying to use the sh command, we search for this command to be used
+# afterwords
+echo "Testing basic..."
+for f in $ASSIGNMENTDIR/basic/*
+do
+    if echo "$f" | grep -q ".conf" || echo "$f" | grep -q ".output"
+    then
+	continue
+    fi
+
+    output=0
+    if test -f "${f}.output" 
+    then
+	output=1
+    fi
+
+    duration_min=0
+    duration=1
+    if test -f "${f}.conf" 
+    then
+	duration_min=$(cat "${f}.conf" | cut -d' ' -f1)
+	duration=$(cat "${f}.conf" | cut -d' ' -f2-)
+    fi
+
+    bname=$(basename $f)
+    echo " -> ${bname}..."
+
+    echo ">SPLIT<" >> $LOG
+    echo ">TEST=$bname<"  >> $LOG
+    echo ">Program Output<" >> $LOG
+    move_away
+    time_start=$(date +%s)
+    sudo -u user timeout "${duration}s" ./myshell < $f >> $LOG 2>> $LOG
+    time_stop=$(date +%s)
+    move_back
+
+    echo "" >> $LOG
+    echo ">Expected Output<" >> $LOG
+    if [ "$output" = 0 ];
+    then
+	bash $f >> $LOG 2>> $LOG
+    else
+	cat "${f}.output" >> $LOG
+    fi
+    echo ">Start Time<" >> $LOG
+    echo $time_start >> $LOG
+    echo ">Stop Time<" >> $LOG
+    echo $time_stop >> $LOG
+    echo ">Target Time Min<" >> $LOG
+    echo $duration_min >> $LOG
+    echo ">Target Time Max<" >> $LOG
+    echo $duration >> $LOG
+done
+
+# Go through stderr print test
+echo "Testing stderr..."
+for f in $ASSIGNMENTDIR/stderr/*
+do
+    if echo "$f" | grep -q ".conf" || echo "$f" | grep -q ".output"
+    then
+	continue
+    fi
+
+    output=0
+    if test -f "${f}.output" 
+    then
+	output=1
+    fi
+
+    duration_min=0
+    duration=1
+    if test -f "${f}.conf" 
+    then
+	duration_min=$(cat "${f}.conf" | cut -d' ' -f1)
+	duration=$(cat "${f}.conf" | cut -d' ' -f2-)
+    fi
+
+    bname=$(basename $f)
+    echo " -> ${bname}..."
+
+    echo ">SPLIT<" >> $LOG
+    echo ">TEST=$bname<"  >> $LOG
+    echo ">Program Output<" >> $LOG
+    move_away
+    time_start=$(date +%s)
+    sudo -u user timeout "${duration}s" ./myshell < $f >> /dev/null 2>> $LOG
+    time_stop=$(date +%s)
+    move_back
+
+    echo "" >> $LOG
+    echo ">Expected Output<" >> $LOG
+    if [ "$output" = 0 ];
+    then
+	bash $f >> /dev/null 2>> $LOG
+    else
+	cat "${f}.output" >> $LOG
+    fi
+    echo ">Start Time<" >> $LOG
+    echo $time_start >> $LOG
+    echo ">Stop Time<" >> $LOG
+    echo $time_stop >> $LOG
+    echo ">Target Time Min<" >> $LOG
+    echo $duration_min >> $LOG
+    echo ">Target Time Max<" >> $LOG
+    echo $duration >> $LOG
+done
+
+
+# Go through batch mode test specifically for this shell
+echo "Testing batch..."
+for f in $ASSIGNMENTDIR/batch/*
+do
+    if echo "$f" | grep -q ".conf" || echo "$f" | grep -q ".output"
+    then
+	continue
+    fi
+
+    duration_min=0
+    duration=1
+    if test -f "${f}.conf" 
+    then
+	duration_min=$(cat "${f}.conf" | cut -d' ' -f1)
+	duration=$(cat "${f}.conf" | cut -d' ' -f2-)
+    fi
+
+    # replace the string in first echo by a random key
+    cp $f "${f}.test"
+    echok="echo K$((1 + $RANDOM % 30000))"
+    sed -i "1s/.*/$echok/" "${f}.test"
+
+    bname=$(basename $f)
+    echo " -> ${bname}..."
+
+    echo ">SPLIT<" >> $LOG
+    echo ">TEST=$bname<" >> $LOG
+    echo ">Program Output<" >> $LOG
+    move_away
+    time_start=$(date +%s)
+    sudo -u user timeout "${duration}s" ./myshell "$f.test" >> $LOG 2>> $LOG
+    time_stop=$(date +%s)
+    move_back
+    
+    echo ">Expected Output<" >> $LOG
+    bash < "$f.test" >> $LOG 2>> $LOG
+    
+    echo ">Start Time<" >> $LOG
+    echo $time_start >> $LOG
+    echo ">Stop Time<" >> $LOG
+    echo $time_stop >> $LOG
+    echo ">Target Time Min<" >> $LOG
+    echo $duration_min >> $LOG
+    echo ">Target Time Max<" >> $LOG
+    echo $duration >> $LOG
+
+    rm "${f}.test"
+done
+
+
+exit 0 
+
diff --git a/MIDTERM/stderr/stderr_error b/MIDTERM/stderr/stderr_error
new file mode 100644
index 0000000000000000000000000000000000000000..0827df83532c725f315cbc7f81074bc4afdc8f9e
--- /dev/null
+++ b/MIDTERM/stderr/stderr_error
@@ -0,0 +1 @@
+not_a_command
diff --git a/MIDTERM/stderr/stderr_error.output b/MIDTERM/stderr/stderr_error.output
new file mode 100644
index 0000000000000000000000000000000000000000..3f183721b6352082978098a165466b05beab6a45
--- /dev/null
+++ b/MIDTERM/stderr/stderr_error.output
@@ -0,0 +1 @@
+An error has occurred
diff --git a/MIDTERM/stderr/stderr_formaterr b/MIDTERM/stderr/stderr_formaterr
new file mode 100644
index 0000000000000000000000000000000000000000..5a95cd90b80f304e7d1a10a5d1de0b23688d02c0
--- /dev/null
+++ b/MIDTERM/stderr/stderr_formaterr
@@ -0,0 +1 @@
+cd /root /root /root cdedf
diff --git a/MIDTERM/stderr/stderr_formaterr.output b/MIDTERM/stderr/stderr_formaterr.output
new file mode 100644
index 0000000000000000000000000000000000000000..3f183721b6352082978098a165466b05beab6a45
--- /dev/null
+++ b/MIDTERM/stderr/stderr_formaterr.output
@@ -0,0 +1 @@
+An error has occurred
diff --git a/MIDTERM/stderr/stderr_noerror b/MIDTERM/stderr/stderr_noerror
new file mode 100644
index 0000000000000000000000000000000000000000..2f08be9a02925b5c016904e19fbd5e8d057ae756
--- /dev/null
+++ b/MIDTERM/stderr/stderr_noerror
@@ -0,0 +1 @@
+echo hello
diff --git a/MIDTERM/verify.py b/MIDTERM/verify.py
new file mode 100644
index 0000000000000000000000000000000000000000..beb145e85b0b32ff6cd7d0fffb2ebb50b656856a
--- /dev/null
+++ b/MIDTERM/verify.py
@@ -0,0 +1,116 @@
+import subprocess
+import traceback
+
+TYPE_BASIC = "basic"
+BASIC_GRADE_PER = 1.0
+BASIC_NUM = 9
+
+TYPE_STDERR = "stderr"
+STDERR_GRADE_PER = 1.0
+STDERR_NUM = 3
+
+TYPE_BATCH = "batch"
+BATCH_GRADE_PER = 1.0
+BATCH_NUM = 2
+
+DEBUG=False
+
+title_str = [
+        ">Expected Output<",
+        ">Start Time<",
+        ">Stop Time<",
+        ">Target Time Min<",
+        ">Target Time Max<"
+]
+
+def mark(tests, helpers, t_type, grade_per, debug=False):
+    try:
+        grade = 0
+        cmts = set()
+        tests = [t for t in tests if t_type in t.name]
+        if len(tests) == 0:
+            cmts.add(f"Compilation error")
+            return (f"{t_type} Tests", grade, ",".join(cmts))
+
+        for t in tests:
+            # get the lines from the output
+            r = t.results().strip().split("\n")
+            
+            for i, strout in enumerate(r):
+                if t_type == TYPE_BATCH:
+                    if ("command not found" in strout) and ("bash: line" in strout):
+                        r[i] = "An error has occurred"
+                
+                for title in title_str:
+                    if title in strout:
+                        r[i] = title
+                        break
+
+            # compose program output 
+            # remove all > and spaces
+            idx = r.index(">Expected Output<")
+            prog_output = ''.join(r[1:idx])
+            prog_output = prog_output.replace(" ", "")
+            prog_output = prog_output.replace(">", "")
+            prog_output = prog_output.replace("\"", "")
+            prog_output = prog_output.replace("\'", "")
+
+            idx2 = r.index(">Start Time<")
+            exp_output = ''.join(r[idx+1:idx2])
+            exp_output = exp_output.replace(" ", "")
+            exp_output = exp_output.replace(">", "")
+            exp_output = exp_output.replace("\"", "")
+            exp_output = exp_output.replace("\'", "")
+
+            start_time = int(r[idx2+1])
+
+            idx2 = r.index(">Stop Time<")
+            stop_time = int(r[idx2+1])
+
+            idx2 = r.index(">Target Time Min<")
+            target_time_min = int(r[idx2+1])
+
+            idx2 = r.index(">Target Time Max<")
+            target_time_max = int(r[idx2+1])
+    
+            if debug:
+                print("=================")
+                print(f"[Program output] {prog_output}")
+                print(f"[Expected output] {exp_output}")
+                print(f"[Start time] {start_time}")
+                print(f"[Stop time] {stop_time}")
+                print(f"[Target time min] {target_time_min}")
+                print(f"[Target time max] {target_time_max}")
+
+            time_used = stop_time - start_time
+            if time_used > target_time_max or time_used < target_time_min:
+                cmts.add(f"Time limit exceed {t.name}(check wait impl)")
+                continue 
+
+            if prog_output != exp_output:
+                cmts.add(f"Wrong output {t.name}")
+                continue
+
+            grade += grade_per 
+    except:
+        if DEBUG:
+            print(traceback.format_exc())
+        cmts.add("Cannot parse assignment log - likely an error in your assignment. Ensure that your shell is correctly formated.")
+
+    return (f"{t_type} Tests", grade, ",".join(cmts))
+
+def basic(tests, helpers):
+    return mark(tests, helpers, TYPE_BASIC, BASIC_GRADE_PER, DEBUG)
+
+def stderr(tests, helpers):
+    return mark(tests, helpers, TYPE_STDERR, STDERR_GRADE_PER, DEBUG)
+
+def batch(tests, helpers):
+    return mark(tests, helpers, TYPE_BATCH, BATCH_GRADE_PER, DEBUG)
+
+
+RUBRIC = {
+    basic: BASIC_GRADE_PER * BASIC_NUM,
+    stderr: STDERR_GRADE_PER * STDERR_NUM,
+    batch: BATCH_GRADE_PER * BATCH_NUM
+}