Black Discs

CodeChefOpen on judge ↗

Consider the 2-d plane which is white. You are given **n** semi-discs on it which are colored black. They are placed on the x-axis at various positions, in such a way that its center is on the x-axis and the entire semi-disc is **on or above** the x-axis. By center of a semi-disc, we mean the center of the disc of which it is a part. For each semi-disc you know its radius and the coordinate of its

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI