list comprehension
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list = [i*j for i in range(1, 4) for j in range(2, 5)]
print(list)
#the following function has the same results as line 1
for i in range(1, 3): #run i from range(1, 2), i = 1, i =2
for j in range(2, 4): #run j from range(2, 4), j = 2, 3
i * j #i*j =1*2 = 2, i*j = 1*3 = 3, i*j = 2*2 =4, i*j = 2*3=6
print(i*j)
Python
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