# 15110 Lab 5 debug_part_one.py

########################################################
# CLASS ACTIVITY
########################################################

# The following function will compute the sum from
# 1 to n inclusively.  

# Place your responses to the Class Activity here:   
# 1.                   
# 2.                                                                            
# 3.                                                                             
# 4.                                                                            
# 5.
def class_activity(n):
    sumN = 0
    for i in range(0,n):
        sumN = sumN + i
    return sumN


########################################################
# STUDENT ACTIVITY
########################################################


# Problem 1                                                                         
#--------------------------------------------------------                                 
# The following function returns a string that is the
# concatonation of all the strings in a list


# Place your responses to Problem 1 here:   
# 1.                   
# 2.                                                                            
# 3.                                                                             
# 4.                                                                            
# 5.
def f1(string_list):
    big_string = ""
    for string_elem in range(0,len(string_list)):
      big_string = big_string + string_elem
    return big_string

# Problem 2                                                              
#--------------------------------------------------------                 
# The following function returns the number of iterations
# it takes to divide floatA in half until it is less than
# floatB.                                             
          
# Place your responses to Problem 2 here:   
# 1.                   
# 2.                                                                            
# 3.                                                                             
# 4.                                                                            
# 5.
def f2(floatA, floatB):                                               
    count = 0
    while(floatA < floatB):
        floatA = floatA / 2
        count = count + 1
    return count


# Problem 3                                                    
#--------------------------------------------------------                  
# The following function return a list that contains all the                 
# non-negative integers less than n that are a multiple of k                           

# Place your responses to Problem 3 here:                               
# 1.                                                                             
# 2.                                                                    
# 3.                                                          
# 4.                                                                       
# 5.                                                                 
def f3(n, k):
    multiple_list = []
    for i in range(0, n):
        if (i % k == 0):
            multiple_list.append(k)
    return multiple_list


# Problem 4                                                               
#--------------------------------------------------------              
# The following function take a list of integers as input
# to the function, and will return a list that has all 
# the even elements removed.                              

# Place your responses to Problem 4 here:                         
# 1.                                                                   
# 2.                                                                   
# 3.                                                               
# 4.                                                                   
# 5.                                                                  
def f4(integer_list):
    for element_index in range(0,len(integer_list)):
        if (integer_list[element_index] % 2 == 0):
            integer_list.pop(element_index)
    return integer_list