Optimize examples

[ckormanyos]

No description provided.

[codecov]

Codecov Report

Merging #277 (6b957a6) into main (87b0196) will not change coverage.
The diff coverage is 100.0%.

@@           Coverage Diff           @@
##             main     #277   +/-   ##
=======================================
  Coverage   100.0%   100.0%           
=======================================
  Files          37       37           
  Lines        3394     3410   +16     
=======================================
+ Hits         3394     3410   +16     

Files	Coverage Δ
examples/example011_trig_trapezoid_integral.cpp	100.0% <100.0%> (ø)
examples/example012_rational_floor_ceil.cpp	100.0% <100.0%> (ø)

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

0.0% Coverage
26.4% Duplication