Calculate sum of numbers in a given range Dry Run in PYTHON

Calculate sum of numbers in a given range is an interactive PYTHON dry run visualizer from the For programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Calculate sum of numbers in a given range Program Code

# Sum of numbers in a given range
start = int(input("Enter start number: "))
end = int(input("Enter end number: "))

sum = 0
for i in range(start, end + 1):
    sum += i

print(f"Sum from {start} to {end} = {sum}")

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