from time import clock
import sys

def Match_String():
     InFile=open('in15_2.txt','r')
     OutFile=open('out_32_15_2.txt','w') 
          
     start=clock()
                   
          

     for noofstr in range(1,3):
               
          First=[]
          Astr1=[]
          First=InFile.readline()
          Astr1=InFile.readline().split("*")
          
          i=0
          ans=""
          secflag=0
          flag=0
          interans=""
          ch=0
          flag1=0
          while (ch <len(First)):

               if(flag==0):
                         
                    if(Astr1[0][i] == First[ch]):
                         flag=0
                         i+=1                         
                         for chi in range(ch+1,ch+len(Astr1[0])):

                             if(Astr1[0][i] == First[chi] ):
                                  i+=1
                             else:
                                  flag=1                                  
                                  break
                                   
                         if(flag==0):
                              ans+=str(Astr1[0])
                              secflag=1
                              flag=1
                              i=0                             
                              ch=chi+1                             
                         else:
                              flag=0
                              secflag=0
                                  
               if secflag==1:                   
                  
                    
                  if(Astr1[1][i] != First[ch]):  
                       interans+=str(First[ch])
                  else:
                         flag1=0
                         i+=1
                         
                         interans+=str(First[ch])
                         
                         for chi in range(ch+1,ch+len(Astr1[1])-1):

                             if(Astr1[1][i] == First[chi] ):
                                  i+=1
                                  interans+=str(First[chi])
                             else:
                                  flag1=1
                                  interans+=str(First[chi])                                  
                                  break
                              
                         if(flag1==0):
                              
                             ans+=interans                           
                             OutFile.write(str(ans)+"\n")
                             break

                         else:                               
                               
                               secflag=1
                               i=0
                               ch=chi                       
                  
                    
               ch+=1


          if(flag1==1):
                      
                      OutFile.write(str(0)+"\n")

          noofstr+=1
                         
          


     OutFile.write("\nTime Taken : "+str(clock()-start)) 
     memUsed = sys.getsizeof(InFile) + sys.getsizeof(OutFile)+ sys.getsizeof(start)
     OutFile.write("\nMemory used : "+str(memUsed)+" Bytes")           


     InFile.close()
     OutFile.close()
          
         


Match_String()