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First function

The first function you'll write in C++ may very well be the only function you will ever need as you will write a function that returns the answer to the ultimate question of life, the universe and everything.

Rcpp is loaded in your workspace.

Este exercicio faz parte do curso

Optimizing R Code with Rcpp

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Instruções do exercicio

Write a C++ function the_answer() that does not take any argument and always returns the int 42.

exercicio interativo prático

Tente este exercicio completando este código de exemplo.

# Define the function the_answer()
cppFunction('
  ___ ___() {
    return ___ ;
  }
')

# Check the_answer() returns the integer 42
the_answer() == 42L
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