#include <stdlib.h>
#include <stdio.h>
int getLength(double c[]);

template<typename T, int size>
int length(T(&)[size])
{
   return size;
}

int main()
{
    double c[] = {1.0, 2.0, 3.0, 4.0};
    printf("%d\n", length(c));

return 0;
}

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