def Sequential_Search(dlist, item):  
  
    pos = 0  
    found = False  
      
    while pos < len(dlist) and not found:  
        if dlist[pos] == item:  
            found = True  
        else:  
            pos = pos + 1  
      
    return found, pos  
  
print(Sequential_Search([11,23,58,31,56,77,43,12,65,19],31)) 