NVIDIA-GPU-Bootcamp-Training/hpc/openacc/English/C/source_code/lab3/laplace2d.h

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void initialize(double *restrict A, double *restrict Anew, int m, int n);

double calcNext(double *restrict A, double *restrict Anew, int m, int n);
        
void swap(double *restrict A, double *restrict Anew, int m, int n);

void deallocate(double *restrict A, double *restrict Anew);