ages = []
for age in [20, 21, 20, 22, 19, 18, 14, 35]:
ages.append(age)
print(ages)
ages = [20, 21, 20, 22, 19, 18, 14, 35]
def is_over_twenty():
count=0
for i in range(0,8):
if(ages[i]>20):
count = count+1
return count
print(is_over_twenty())
grid = [[1, 2, 3], ['a', 'b', 'c'], ['c', 's', 'e'], [1, 4, 0]]
print grid[0][0]
print grid[1][2]
print grid[2][1]
print grid[3][2]
ages = [20, 21, 20, 22, 19, 18, 14, 35]
for i in range(len(ages)):
ages[i] = ages[i] + 5
print ages
def average(listtaken):
sum=0
for i in range(len(listtaken)):
sum = sum+listtaken[i]
return (sum*(1.0)/len(listtaken))
ages = [20, 21, 20, 22, 19, 18, 14, 35]
print(average(ages))