The problem is asking for tangent circles.
Problem with the third test suite
in 3rd case,
they intersect at two points.
In geometry, tangent circles (also known as kissing circles) are circles that intersect in a single point.
surface of a spherical planet
The Hitchhiker's Guide to MATLAB
Unique values without using UNIQUE function
Find a Pythagorean triple
Max of a Vector
No of squares in a grid
ZigZag - 02
Sub-sequence - 03
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