diff --git a/350/mark.py b/350/mark.py
new file mode 100644
index 0000000..8a19224
--- /dev/null
+++ b/350/mark.py
@@ -0,0 +1,148 @@
+import sys
+import os
+import traceback
+
+DEBUG = False
+
+# scheme format:
+# [case string, [avg_wait, max_wait, overall_wait, total_sim], [scores] ]
+# -1: skip
+AVG_WT_IDX = 0
+MAX_WT_IDX = 1
+OVA_WT_IDX = 2
+TOT_SIM_IDX = 3
+
+CHK_ARR_STR = ["avg_wait", "max_wait", "overall_wait", "total_sim"]
+scheme = [
+    ["sp3 1 150 1 1 0", [0, -1, -1, -1], [2, 0, 0, 0]],
+    ["sp3 1 150 1 1 1", [0, -1, -1, -1], [2, 0, 0 ,0]],
+    ["sp3 5 100 10 1 0", [-1, -1, 10, -1], [0, 0, 3, 0] ],
+    ["sp3 5 100 10 1 0", [-1, -1, 10, -1], [0, 0, 2, 0] ],
+    ["sp3 2 300 0 1 1", [-1, 18, -1, 6], [0, 1.5, 0, 1.5] ],    
+    ["sp3 2 300 0 1 1", [-1, 18, -1, 6], [0, 1, 0, 1] ],
+    ["sp3 6 100 0 1 0", [-1, 58, -1, 5], [0, 1.5, 0, 1.5] ],
+    ["sp3 6 100 0 1 1", [-1, 58, -1, 5], [0, 1, 0, 1] ],
+    ["sp3 10 80 0 1 0", [-1, 98, -1, 4], [0, 1.5, 0, 1.5] ],
+    ["sp3 10 80 0 1 1", [-1, 98, -1, 4], [0, 1, 0, 1] ],
+]
+
+def mark_case(lines, param, chk_arr, grd_arr):
+    if DEBUG:
+        print("\nChecking " + param + " ...")
+    total_succ = [True, True, True, True]
+    parsed_succ = [0, 0, 0, 0]
+    failed_succ = [-1, -1, -1, -1]
+
+    start = False
+    for line in lines:
+        if line.startswith("========================== Using parameters"):
+            if not start:
+                if line.find(param) != -1:
+                    start = True
+                continue
+            else:
+                # next case
+                break
+
+        if not start:
+            continue
+        
+        if  line.startswith("N:") or \
+            line.startswith("E:") or \
+            line.startswith("S:") or \
+            line.startswith("W:"):
+
+            elements = line.split()
+            if len(elements) != 11:
+                raise Exception("Line " + line + " cannot be parsed")
+            
+            parsed_succ[AVG_WT_IDX] = int(float(elements[5]) * 1000)
+            parsed_succ[MAX_WT_IDX] = int(float(elements[9]) * 1000)
+
+            if DEBUG:
+                print("Parsed: \"" + line + "\" " + " a_wait: " + str(parsed_succ[AVG_WT_IDX]) + " m_wait: " + str(parsed_succ[MAX_WT_IDX]))
+
+            if total_succ[AVG_WT_IDX] and (chk_arr[AVG_WT_IDX] != -1) and (parsed_succ[AVG_WT_IDX] > chk_arr[AVG_WT_IDX]):
+                total_succ[AVG_WT_IDX] = False
+                failed_succ[AVG_WT_IDX] = parsed_succ[AVG_WT_IDX]
+            
+            if total_succ[MAX_WT_IDX] and (chk_arr[MAX_WT_IDX] != -1) and (parsed_succ[MAX_WT_IDX] > chk_arr[MAX_WT_IDX]):
+                total_succ[MAX_WT_IDX] = False
+                failed_succ[MAX_WT_IDX] = parsed_succ[MAX_WT_IDX]
+            
+            
+            continue
+        
+        if line.startswith("all:"):
+            elements = line.split()
+            if len(elements) != 7:
+                raise Exception("Line " + line + " cannot be parsed")
+            parsed_succ[OVA_WT_IDX] = float(elements[4])
+
+            if DEBUG:
+                print("Parsed: \"" + line + "\" " + " avg_time: " + str(parsed_succ[OVA_WT_IDX]))
+            
+            if total_succ[OVA_WT_IDX] and (chk_arr[OVA_WT_IDX] != -1) and (parsed_succ[OVA_WT_IDX] > chk_arr[OVA_WT_IDX]):
+                total_succ[OVA_WT_IDX] = False
+                failed_succ[OVA_WT_IDX] = parsed_succ[OVA_WT_IDX]
+
+        if line.startswith("Simulation: "):
+            elements = line.split()
+            if len(elements) != 5:
+                print("Line " + line + " cannot be parsed")
+                exit(1)
+            parsed_succ[TOT_SIM_IDX] = float(elements[1])
+
+            if DEBUG:
+                print("Parsed: \"" + line + "\" " + " sim_time: " + str(parsed_succ[TOT_SIM_IDX]))
+
+            if total_succ[TOT_SIM_IDX] and (chk_arr[TOT_SIM_IDX] != -1) and (parsed_succ[TOT_SIM_IDX] > chk_arr[TOT_SIM_IDX]):
+                total_succ[TOT_SIM_IDX] = False
+                failed_succ[TOT_SIM_IDX] = parsed_succ[TOT_SIM_IDX]
+
+    if not start:
+        raise Exception("Case " + param + " not found ")
+    
+    print("Case \"" + param + "\":")
+
+    total_mark = 0
+    for i in range(len(total_succ)):
+        if not total_succ[i]:
+            print("    [FAIL +0] " + CHK_ARR_STR[i] + " " + str(failed_succ[i]) + " > " + str(chk_arr[i]))
+        else:
+            if chk_arr[i] != -1:
+                print("    [PASS +" + str(grd_arr[i]) + "] " + CHK_ARR_STR[i])
+                total_mark = total_mark + grd_arr[i]
+
+    return total_mark
+
+def mark(fp: str):
+    with open(fp, "r") as f:
+        lines = f.read().splitlines()
+
+    tot_mark = 0
+    for i in range(0, len(scheme)):
+        tot_mark = tot_mark + mark_case(lines, scheme[i][0], scheme[i][1], scheme[i][2])
+    
+    print("Total mark: " + str(tot_mark))
+
+
+def mark_dir(fp: dir):
+    for ed in os.walk(fp):
+        try:
+            print("Username: " + os.path.basename(ed[0]))
+            mark(os.path.join(fp, ed[0], "runTests.log"))
+        except Exception as e:
+            print("Failed to mark due to: " + str(e))
+            #traceback.print_exc()
+
+        print("\n")
+
+def main():
+    if len(sys.argv) != 2:
+        print("Usage: python mark.py [student submission dir]")
+        exit(1)
+
+    mark_dir(sys.argv[1])
+
+main()
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