diff --git a/December-01/python3_anusha_devulapally_Sherlock's_quest.py b/December-01/python3_anusha_devulapally_Sherlock's_quest.py
new file mode 100644
index 0000000..29ff22e
--- /dev/null
+++ b/December-01/python3_anusha_devulapally_Sherlock's_quest.py
@@ -0,0 +1,31 @@
+def conv_no(s):
+  p=0
+  s=s[::-1]
+  for i in s:
+    p=i+p*10
+  return p
+
+def sum_left_right(n):
+  digits=[]
+  while(n>0):
+    p=n%10
+    digits.append(p)
+    n=n//10
+  mid=len(digits)//2
+  left=digits[:mid]
+  right=digits[mid:]
+  sum_l=conv_no(left)
+  sum_r=conv_no(right)
+  return sum_l+sum_r
+
+n=int(input())
+if(n%3==0):
+  double=n*n
+  ans= sum_left_right(double)
+  if(ans==n):
+    print("Safe")
+  else:
+    print("Not Safe")
+else:
+  print("Not Safe")
+
diff --git a/December-02/python3_anusha_devulapally_The_Convo.py b/December-02/python3_anusha_devulapally_The_Convo.py
new file mode 100644
index 0000000..e146ddb
--- /dev/null
+++ b/December-02/python3_anusha_devulapally_The_Convo.py
@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+"""December 2.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1q0-dU1J4AGP-MDY5MV9UzVfYQ93IEDhg
+"""
+
+tele_dict={2:['a','b','c'],3:['d','e','f'],4:['g','h','i'],5:['j','k','l'],6:['m','n','o'],7:['p','q','r','s'],8:['t','u','v'],9:['w','x','y','z']}
+
+n=int(input())
+#Only 2 character combinations are allowed.
+digits=[]
+digits.append(n//10)
+digits.append(n%10)
+print(digits)
+
+comb=[]
+for i in tele_dict[digits[0]]:
+  for j in tele_dict[digits[1]]:
+    comb.append(i+j)
+print(comb)
+
+#back tracking 
+n=int(input())
+digits=[]
+while(n>0):
+  p=n%10
+  digits.append(p)
+  n=n//10
+digits=digits[::-1]
+
+def backtrack_combi(lists,result,depth,current):
+  if(depth==len(lists)):
+    result.append(current)
+    return
+  for i in range(len(lists[depth])):
+    backtrack_combi(lists,result,depth+1,current+lists[depth][i])
+
+lists=[]
+for i in digits:
+  lists.append(tele_dict[i])
+result=[]
+backtrack_combi(lists,result,0,"")
+print(result)
+
diff --git a/December-03/python3_anusha_devulapally_Meet_and_Greet.py b/December-03/python3_anusha_devulapally_Meet_and_Greet.py
new file mode 100644
index 0000000..bc43687
--- /dev/null
+++ b/December-03/python3_anusha_devulapally_Meet_and_Greet.py
@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+"""December 3.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1q0-dU1J4AGP-MDY5MV9UzVfYQ93IEDhg
+"""
+
+# assuming the entered are in order
+no_of_meetings= int(input("enter the no of meetings"))
+total_meetings=[]
+for i in range(no_of_meetings):
+  start_meet=input("enter starting time of the meeting")
+  end_meet=input("enter ending time of the meeting")
+  total_meetings.append([start_meet,end_meet])
+print(total_meetings)
+
+start_office='0900'
+end_office='1700'
+
+def difference(s,e):
+  s_min=(int(s[0])*10+int(s[1]))*60+(int(s[2])*10+int(s[3]))
+  e_min=(int(e[0])*10+int(e[1]))*60+(int(e[2])*10+int(e[3]))
+  return e_min-s_min
+
+prev=start_office
+next=end_office
+result=[]
+for i in range(no_of_meetings):
+  ans=difference(prev,total_meetings[i][0])
+  if(ans>=60):
+    result.append([prev,total_meetings[i][0]])
+  prev=total_meetings[i][1]
+  if(i==no_of_meetings-1):
+    ans=difference(total_meetings[i][1],next)
+    if(ans>=60):
+      result.append([total_meetings[i][1],next])
+
+print(result)
+
diff --git a/December-04/python3_anusha_devulapally_spoiled_or_not.py b/December-04/python3_anusha_devulapally_spoiled_or_not.py
new file mode 100644
index 0000000..117cbd8
--- /dev/null
+++ b/December-04/python3_anusha_devulapally_spoiled_or_not.py
@@ -0,0 +1,29 @@
+no=int(input())
+
+m_dates=[]
+for i in range(no):
+  li=list(map(str,input().split()))
+  m_dates.append(li)
+
+print(m_dates)
+
+before=[]
+for i in range(no):
+  before.append(int(input()))
+
+given_date=list(map(str,input().split()))
+
+
+def diff_dates(dt1,dt2):
+  t1=(int(dt1[2])-1)*360+int(dt1[0])+30*(int(dt1[1])-1)
+  t2=(int(dt2[2])-1)*360+int(dt2[0])+30*(int(dt2[1])-1)
+  return abs(t1-t2)
+
+spoiled=0
+for i in range(no):
+  diff=diff_dates(m_dates[i],given_date)
+  if(diff>before[i]):
+    spoiled+=1
+
+print(spoiled)
+
diff --git a/December-05/python3_anusha_devulapally_the_grand_master.py b/December-05/python3_anusha_devulapally_the_grand_master.py
new file mode 100644
index 0000000..a5ced8b
--- /dev/null
+++ b/December-05/python3_anusha_devulapally_the_grand_master.py
@@ -0,0 +1,55 @@
+# -*- coding: utf-8 -*-
+"""python3_anusha_devulapally_the_grand_master.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1q0-dU1J4AGP-MDY5MV9UzVfYQ93IEDhg
+"""
+
+m,n=map(int,input().split())
+
+x,y=map(int,input().split())
+
+tx,ty=map(int,input().split())
+
+def isvalid(mat,x,y,m,n,t):
+  #li=[]
+  t=t+1
+  if (((x-1)>=0 and (y-2)>=0) and mat[x-1][y-2]==0):
+    mat[x-1][y-2]+=t
+   # li.append((x-1,y-2))
+  if (((x+1)<m and (y-2)>=0) and mat[x+1][y-2]==0):
+    mat[x+1][y-2]+=t
+    #li.append((x+1,y-2))
+  if (((x-2)>=0 and (y-1)>=0) and mat[x-2][y-1]==0):
+    mat[x-2][y-1]+=t
+    #li.append((x-2,y-1))
+  if (((x+2)<m and (y-1)>=0) and mat[x+2][y-1]==0):
+    mat[x+2][y-1]+=t
+    #li.append((x+2,y-1))
+  if (((x-2)>=0 and (y+1)<n) and mat[x-2][y+1]==0):
+    mat[x-2][y+1]+=t
+    #li.append((x-2,y+1))
+  if (((x-1)>=0 and (y+2)<n) and mat[x-1][y+2]==0):
+    mat[x-1][y+2]+=t
+    #li.append((x-1,y+2))
+  if (((x+1)<m and (y+2)<n) and mat[x+1][y+2]==0):
+    mat[x+1][y+2]+=t
+    #li.append((x+1,y+2))
+  if (((x+2)<m and (y+1)<n) and mat[x+2][y+1]==0):
+    mat[x+2][y+1]+=t
+    #li.append((x-2,y+1))
+
+mat=[[0]*n for i in range(m)]
+mat[x-1][y-1]=1
+turn=1
+
+while (mat[tx-1][ty-1]==0):
+  for i in range(m):
+    for j in range(n):
+      if (mat[i][j]==turn):
+        isvalid(mat,i,j,m,n,turn)
+  turn+=1
+print("minmium steps",mat[tx-1][ty-1]-1)
+
diff --git a/December-07/python3_anusha_devulapally_temperature_screening.py b/December-07/python3_anusha_devulapally_temperature_screening.py
new file mode 100644
index 0000000..aa656e3
--- /dev/null
+++ b/December-07/python3_anusha_devulapally_temperature_screening.py
@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+"""December 7.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1q0-dU1J4AGP-MDY5MV9UzVfYQ93IEDhg
+"""
+
+counterA=[]
+counterB=[]
+temp_screening=[]
+
+print("Enter Counter A names, enter 'q' to end")
+k=input()
+while(k!='q'):
+  counterA.append(k)
+  k=input()
+print("Enter Counter B names, enter 'q' to end")
+k=input()
+while(k!='q'):
+  counterB.append(k)
+  k=input()
+
+print(counterA)
+
+print(counterB)
+
+m=len(counterA)
+n=len(counterB)
+i=0
+j=0
+k=0
+while(i<m or j<n):
+  while(k<2):
+    if(j<n):
+      temp_screening.append(counterB[j])
+      j+=1
+    k+=1
+  k=0
+  if(i<m):
+    temp_screening.append(counterA[i])
+    i+=1
+
+print(temp_screening)
+
diff --git a/December-11/python3_anusha_devulapally_jsql.py b/December-11/python3_anusha_devulapally_jsql.py
new file mode 100644
index 0000000..e9eeb81
--- /dev/null
+++ b/December-11/python3_anusha_devulapally_jsql.py
@@ -0,0 +1,49 @@
+path="https://raw.githubusercontent.com/anusha-devulapally/A-December-of-Algorithms-2020/main/src/assets/dec%2011%20sample%20input.json"
+
+import requests
+req=requests.get(path).json()
+print(req)
+
+table_name=req['table name']
+table_name
+
+headers=req['headers']
+cols=len(headers)
+head=[]
+for i in range(1,cols+1):
+  head.append([headers[str(i)]['column name'],headers[str(i)]['data type']])
+print(head)
+
+records=req['records']
+col=len(records)
+rec=[]
+for i in range(1,col+1):
+  rec.append(records[str(i)])
+
+print(rec)
+
+print("create table",end=' ')
+print(table_name,end=' ')
+print('(',end='')
+for i in range(len(head)):
+  print(head[i][0],end=' ')
+  print(head[i][1],end='')
+  if(i<len(head)-1):
+    print(",",end=' ')
+print(')',end=';')
+
+for i in range(len(rec)):
+  print("insert into",end=' ')
+  print(table_name,end=' ')
+  print("values",end=' ')
+  print("(",end='')
+  for j in range(len(rec[i])):
+    if("varchar" in head[j][1]):
+      print('"{}"'.format(rec[i][j]),end='')
+    else:
+      print(rec[i][j],end='')  
+    if(j<(len(rec[i])-1)):
+      print(",",end=' ')
+  print(")",end=';')
+  print()
+
diff --git a/December-12/python3_anusha_devulapally_recruitement_drive.py b/December-12/python3_anusha_devulapally_recruitement_drive.py
new file mode 100644
index 0000000..9e0496c
--- /dev/null
+++ b/December-12/python3_anusha_devulapally_recruitement_drive.py
@@ -0,0 +1,55 @@
+path="https://raw.githubusercontent.com/anusha-devulapally/A-December-of-Algorithms-2020/main/src/assets/RECRUITMENT%20DRIVE%20-%20Sheet1.csv"
+
+import numpy as np 
+import pandas as pd 
+class LogitRegression() : 
+    def __init__( self, learning_rate, iterations ) :         
+        self.learning_rate = learning_rate         
+        self.iterations = iterations   
+    def fit( self, X, Y ) :                 
+        self.m, self.n = X.shape               
+        self.W = np.zeros( self.n )         
+        self.b = 0        
+        self.X = X         
+        self.Y = Y 
+          
+        # gradient descent learning 
+                  
+        for i in range( self.iterations ) :             
+            self.update_weights()             
+        return self
+      
+    def update_weights( self ) :            
+        A = 1 / ( 1 + np.exp( - ( self.X.dot( self.W ) + self.b ) ) )         
+        tmp = ( A - self.Y.T )         
+        tmp = np.reshape( tmp, self.m )         
+        dW = np.dot( self.X.T, tmp ) / self.m          
+        db = np.sum( tmp ) / self.m  
+          
+        # update weights     
+        self.W = self.W - self.learning_rate * dW     
+        self.b = self.b - self.learning_rate * db 
+          
+        return self
+      
+    def predict( self, X ) : 
+        k=np.dot(X.T,self.W)+self.b   
+        Z = 1 / ( 1 + np.exp(-(k)))         
+        Y = np.where( Z > 0.5, 1, 0 )         
+        return Y 
+  
+def main() : 
+    df = pd.read_csv(path) 
+    X = df.iloc[:,:-1].values 
+    Y = df.iloc[:,-1:].values     
+    model = LogitRegression( learning_rate = 0.3, iterations = 1000 ) 
+    model.fit( X, Y )         
+    x=list(map(float,input().split()))
+    x=np.array(x).reshape(-1,1)
+    y_pred2=model.predict(x)
+    if(y_pred2==1):
+      print("Selected")
+    else:
+      print("Not selected")
+if __name__ == "__main__" :      
+    main()
\ No newline at end of file
diff --git a/December-13/python3_anusha_devulapally_Check_your_Spelling_Sara.py b/December-13/python3_anusha_devulapally_Check_your_Spelling_Sara.py
new file mode 100644
index 0000000..1acea88
--- /dev/null
+++ b/December-13/python3_anusha_devulapally_Check_your_Spelling_Sara.py
@@ -0,0 +1,23 @@
+
+correct_word=list(map(str,input().split()))
+
+correct_word
+
+misspelt_words=input()
+
+def matchornot(correct,wrong):
+  m=len(correct)
+  n=len(wrong)
+  if(m!=n):
+    return 0
+  total=0
+  for i in range(m):
+    if(correct[i]!=wrong[i]):
+      total+=1
+  return total
+
+for i in correct_word:
+  val=matchornot(i,misspelt_words)
+  if(val==1):
+    print(i)
+
diff --git a/December-15/python3_anusha_devulapally_help_max_shop.py b/December-15/python3_anusha_devulapally_help_max_shop.py
new file mode 100644
index 0000000..0ebfa0a
--- /dev/null
+++ b/December-15/python3_anusha_devulapally_help_max_shop.py
@@ -0,0 +1,30 @@
+st=input()
+
+k=list(st)
+print(k)
+
+def equal(s):
+  n=len(s)
+  sh=0
+  tr=0
+  for i in s:
+    if(i=='s'):
+      sh+=1
+    if(i=='t'):
+      tr+=1
+  if(sh==tr):
+    return 1
+  else:
+    return 0
+
+def equal_s_t(st):
+  maxi=0
+  n=len(st)
+  for i in range(n):
+    for j in range(i,n):
+      if(equal(st[i:j+1]) and maxi<j-i+1):
+        maxi=j-i+1
+  return maxi
+
+print(equal_s_t(st))
+
diff --git a/December-16/python3_anusha_devulapally_max's_party.py b/December-16/python3_anusha_devulapally_max's_party.py
new file mode 100644
index 0000000..d5a77c9
--- /dev/null
+++ b/December-16/python3_anusha_devulapally_max's_party.py
@@ -0,0 +1,57 @@
+message=input()
+
+key=input()
+
+n=len(message)
+
+def right(msg):
+  k=list(msg)
+  for i in range(len(k)):
+    if(k[i]>='A' and k[i]<='Z'):
+      val=ord(k[i])+1
+      if(val<=ord('Z')):
+        k[i]=chr(val)
+      else:
+        k[i]='A'
+    else:
+      val=ord(k[i])+1
+      if(val<=ord('z')):
+        k[i]=chr(val)
+      else:
+        k[i]='a'
+  return ''.join(k)
+
+def left(msg):
+  k=list(msg)
+  for i in range(len(k)):
+    if(k[i]>='A' and k[i]<='Z'):
+      val=ord(k[i])-1
+      if(val>=ord('A')):
+        k[i]=chr(val)
+      else:
+        k[i]='Z'
+    else:
+      val=ord(k[i])-1
+      if(val>=ord('a')):
+        k[i]=chr(val)
+      else:
+        k[i]='z'
+  return ''.join(k)
+
+def rotate(msg):
+  k=list(msg)
+  s=k[-1]
+  s1=''.join(k[:-1])
+  k=s+s1
+  return k
+
+for k in key:
+  if(k=='L'):
+    message=left(message)
+    print(message)
+  elif(k=='R'):
+    message=rotate(message)
+    print(message)
+  else:
+    message=right(message)
+    print(message)
diff --git a/December-17/python3_anusha_devulapally_pokemon.py b/December-17/python3_anusha_devulapally_pokemon.py
new file mode 100644
index 0000000..8a7ee7e
--- /dev/null
+++ b/December-17/python3_anusha_devulapally_pokemon.py
@@ -0,0 +1,18 @@
+n=int(input())
+
+a=list(map(int,input().split()))
+b=list(map(int,input().split()))
+
+a=sorted(a)
+b=sorted(b)
+
+def pokemon(a,b):
+  if(len(a)==0 or len(b)==0):
+    return 0
+  if (a[0]>b[0]):
+    return 1+pokemon(a[1:],b[1:])
+  else:
+    return pokemon(a[1:],b)
+
+print(pokemon(a,b))
+
diff --git a/December-18/python3_anusha_devulapally_is_this_a_valid_new_user_.py b/December-18/python3_anusha_devulapally_is_this_a_valid_new_user_.py
new file mode 100644
index 0000000..8874a09
--- /dev/null
+++ b/December-18/python3_anusha_devulapally_is_this_a_valid_new_user_.py
@@ -0,0 +1,37 @@
+path="https://jsonplaceholder.typicode.com/users"
+
+import requests
+k=requests.get(path).json()
+
+names=[]
+for d in k:
+  names.append(d['name'])
+
+print(names)
+
+k=input()
+
+n=0
+for i in k:
+  n+=1
+
+print(n)
+
+flag=False
+if (n>20):
+  print("The username is not valid")
+else:
+  for i in inp:
+    if((i>='a' and i<='z') or (i>='A' and i<='Z') or (i>='0' and i<='9') or i=='.' or i=='_' or i=='-'):
+      continue
+    elif (i==' '):
+      print("The username is not valid")
+    else:
+      print("The username is not valid")
+      flag=True
+if (flag==False):
+  if (inp not in names):
+    print("The username is valid but not available")
+  else:
+    print("The username is valid and available")
+
diff --git a/December-19/python3_anusha_devulapally_war_on_wakanda.py b/December-19/python3_anusha_devulapally_war_on_wakanda.py
new file mode 100644
index 0000000..8426a58
--- /dev/null
+++ b/December-19/python3_anusha_devulapally_war_on_wakanda.py
@@ -0,0 +1,21 @@
+inp=list(map(int,input().split()))
+
+maxi=int(input())
+
+c=1
+count=0
+while(c<len(inp)):
+  k=inp[c]
+  if(k>0):
+    c+=k+1
+    count+=1
+  else:
+    c+=1
+
+print(count,end=' ')
+print("Mission",end=' ')
+if (count<=maxi):
+  print("Successful")
+else:
+  print("Unsuccessful")
+
diff --git a/December-23/python3_anusha_devulapally_the_rise_of_the_knight.py b/December-23/python3_anusha_devulapally_the_rise_of_the_knight.py
new file mode 100644
index 0000000..c3e38a7
--- /dev/null
+++ b/December-23/python3_anusha_devulapally_the_rise_of_the_knight.py
@@ -0,0 +1,32 @@
+m,n=map(int,input().split())
+
+mat=[]
+for i in range(m):
+    k=list(map(int,input().split()))
+    mat.append(k)
+
+mat
+
+count=mat[0][0]
+i=0
+j=0
+
+while(True):
+  if (i==m-1 and j==n-1):
+    break
+  if (i<m-1 and j<n-1):
+    if (mat[i+1][j]>mat[i][j+1]):
+      count+=mat[i+1][j]
+      i+=1
+    else:
+      count+=mat[i][j+1]
+      j+=1
+  elif (i==m-1 and j<=n-1):
+    count+=mat[i][j+1]
+    j+=1
+  elif (j==n-1 and i<=m-1):
+    count+=mat[i+1][j]
+    i+=1
+
+print(abs(count)+1)
+
diff --git a/December-25/python3_anusha_devulapally_trapping_rain_water.py b/December-25/python3_anusha_devulapally_trapping_rain_water.py
new file mode 100644
index 0000000..44bd35b
--- /dev/null
+++ b/December-25/python3_anusha_devulapally_trapping_rain_water.py
@@ -0,0 +1,19 @@
+height=list(map(int,input().split()))
+
+height
+
+def trapped_water(h):
+  n=len(h)
+  total=0
+  for i in range(1,n-1):
+    left=h[i]
+    for j in range(i):
+      left=max(h[j],left)
+    right=h[i]
+    for j in range(i+1,n):
+      right=max(h[j],right)
+    total+=min(left,right)-h[i]
+  return total
+
+print(trapped_water(height))
+
diff --git a/December-26/python3_anusha_devulapally_lal's_jewels.py b/December-26/python3_anusha_devulapally_lal's_jewels.py
new file mode 100644
index 0000000..08693f1
--- /dev/null
+++ b/December-26/python3_anusha_devulapally_lal's_jewels.py
@@ -0,0 +1,39 @@
+def palindrome(st):
+  maxl=0
+  s=0
+  n=len(st)
+  l=0
+  h=0
+  for i in range(1,n):
+    l=i-1
+    h=i
+    while(l>=0 and h<n and st[l]==st[h]):
+      if(h-l+1>maxl):
+        s=l
+        maxl=h-l+1
+      l-=1
+      h+=1
+    l=i-1
+    h=i+1
+    while(l>=0 and h<n and st[l]==st[h]):
+      if(h-l+1>maxl):
+        s=l
+        maxl=h-l+1
+      l-=1
+      h+=1
+  return st[s:s+maxl]
+
+st=input()
+final=palindrome(st)
+
+n=len(final)
+total=0
+for i in final:
+  if(i=='D'):
+    total+=500
+  elif(i=='R'):
+    total+=250
+  elif(i=='E'):
+    total+=100
+print(total*n)
+
diff --git a/December-27/python3_anusha_devulapally_covid_in_godric's_hollow.py b/December-27/python3_anusha_devulapally_covid_in_godric's_hollow.py
new file mode 100644
index 0000000..fcdbdc5
--- /dev/null
+++ b/December-27/python3_anusha_devulapally_covid_in_godric's_hollow.py
@@ -0,0 +1,31 @@
+n=int(input())
+
+import numpy as np
+def distance(x,y):
+  return round(np.sqrt(x**2+y**2))
+
+yes=[]
+no=[]
+for i in range(n):
+  x,y,re=map(str,input().split())
+  x=int(x)
+  y=int(y)
+  k=distance(x,y)
+  if (re=='Y'):
+    yes.append(k)
+  else:
+    no.append(k)
+
+print(yes)
+print(no)
+
+ye=max(yes)
+count=0
+for i in no:
+  if(i<=ye):
+    count+=1
+if (count==0):
+  print("No lockdown required")
+else:
+  print("Lockdown required")
+
diff --git a/December-30/python3_anusha_devulapally_superman_vs_zod.py b/December-30/python3_anusha_devulapally_superman_vs_zod.py
new file mode 100644
index 0000000..0a0b735
--- /dev/null
+++ b/December-30/python3_anusha_devulapally_superman_vs_zod.py
@@ -0,0 +1,20 @@
+n=int(input())
+
+dicti={}
+cord=[]
+for i in range(n):
+  x,y=map(int,input().split())
+  cord.append([x,y])
+  for i in range(x,y):
+    if(i not in dicti):
+      dicti[i]=1
+    else:
+      dicti[i]+=1
+
+dicti
+
+maxi=0
+for i,j in dicti.items():
+  if(j>maxi):
+    maxi=j
+print(maxi)
\ No newline at end of file
diff --git a/December-31/python3_anusha_devulapally_captain_vaxx.py b/December-31/python3_anusha_devulapally_captain_vaxx.py
new file mode 100644
index 0000000..4be2f1a
--- /dev/null
+++ b/December-31/python3_anusha_devulapally_captain_vaxx.py
@@ -0,0 +1,40 @@
+x,y,len=map(int,input().split())
+
+coord=[]
+while(True):
+  k=list(map(int,input().split()))
+  if(k==[]):
+    break
+  coord.append(k)
+
+print(coord)
+
+import sys
+min=sys.maxsize
+li=list()
+for i in coord:
+  if(i[2]>len):
+    l=abs(x-i[0])+abs(y-i[1])
+    if(l<min):
+      min=l
+      li=i
+
+if(li[0]>0):
+  print('Right',end=' ')
+  print('Straight '*li[0],end='')
+  if(li[1]>0):
+    print('Left',end=' ')
+    print('Straight '*li[1],end='')
+  elif(li[1]<0):
+    print('Right',end=' ')
+    print('Straight'*li[1],end='')
+elif(li[0]<0):
+  print('Left',end=' ')
+  print('Straight'*li[0],end=' ')
+  if(li[1]>0):
+    print('Right',end=' ')
+    print('Straight '*li[1],end='')
+  elif(li[1]<0):
+    print('Left',end=' ')
+    print('Straight'*li[1],end='')
+
diff --git a/certificate_of_completion_SVCE_A_december_of_algorithms_2020.png b/certificate_of_completion_SVCE_A_december_of_algorithms_2020.png
new file mode 100644
index 0000000..39c5ff4
Binary files /dev/null and b/certificate_of_completion_SVCE_A_december_of_algorithms_2020.png differ