The familiar formatted string, or f-string, feature in Python provides a convenient way to print variables as part of a string. But it doesn’t let you interact with the way strings are created ...

How to use arrays in Python To create an array in Python, we can use a type of variable called a “dictionary.” This is an associative array, meaning that it is made of value/key pairs.

The other is to store values to match as keys in a dictionary, then use the values to take an action—e.g., store a function as a value and use the key or some other variable as input.

for i in range(0,10): for j in range(0, i+1): print("*", end='') print() By reversing the count on the outer loop, you can flip the triangle vertically. Padding the output of the inner loop flips it ...