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Module DEMO-32-90DEMO-C-32

Countdown Printer

DEMO-C-32 • Programming in C

Browser-only practice

Problem Statement

Write a function void countdown(int start) that prints a countdown from the number `start` down to 0.

After 0, it should print "Blastoff!".

Each number and the final string should be on a new line.

Constraints

Start will be between 0 and 100.

Input Format

A single non-negative integer.

Output Format

Numbers from start to 0, followed by "Blastoff!".

Sample Testcases

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Sample #1
Public sample
Input
3
Output
3
2
1
0
Blastoff!
Explanation
Counting down from 3.
Sample #2
Public sample
Input
2
Output
2
1
0
Blastoff!
Explanation
Counting down from 2.
Sample #3
Public sample
Input
0
Output
0
Blastoff!
Explanation
Counting down from 0.

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