matrix_add_const.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include "tools.h"

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Functions
void	matrix_add_const (size_t N, float C[N][N], float A[N][N], float val)
int	main (int argc, char **argv)

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 15 of file matrix_add_const.c.

                                 {
    int i,j,n;
    float *a,*b;
 
    if (argc < 3)
    {
            fprintf(stderr, "Usage: %s size data_file\n", argv[0]);
            return 1;
    }
    n = atoi(argv[1]);
    a=malloc(sizeof(float)*n*n);
    b=malloc(sizeof(float)*n*n);
    init_data_file(argv[2]);
    init_data_float(a, n*n);
    close_data_file();
    matrix_add_const(n,b,a,(float)n);
    print_array_float("b",b,n*n);
    free(a);
    free(b);
    return 0;
}

References close_data_file(), fprintf(), free(), init_data_file(), init_data_float(), malloc(), matrix_add_const(), and print_array_float().

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matrix_add_const()

void matrix_add_const	(	size_t	N,
		float	C[N][N],
		float	A[N][N],
		float	val
	)

Definition at line 6 of file matrix_add_const.c.

                                                                         {
    size_t i,j;
    for (i=0; i<N; i++) {
        for (j=0; j<N; j++) {
            C[i][j]=A[i][j] + val;
        }
    }
}

Referenced by main().

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