Problem 3020. Prime Letters = Removing

Given a string, remove all the letters which in ASCII Code are prime numbers.

For Example:

s1 = 'Determine which array elements are prime'

Becomes:

s2 = 'Dtrin which rry lnts r pri'
Solve

Solution Stats

63.02% Correct | 36.98% Incorrect
Last Solution submitted on Jan 03, 2026

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