sum_f.c

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#include <stdio.h>
#include <stdlib.h>
#include "tools.h"
 
void sum_f(unsigned int n, float *res, float *a, float *b)
{
        unsigned int i;
        for (i=0;i<n;i++)
                res[i]=a[i]+b[i];
}
 
int main(int argc, char** argv)
{
        unsigned int n,i;
        float *a,*b,*res;
        if (argc < 2)
                return 1;
        n = atoi(argv[1]);
        a = (float*)malloc(n*sizeof(float));
        b = (float*)malloc(n*sizeof(float));
        res = (float*)malloc(n*sizeof(float));
 
        for (i=0; i < n; i++)
        {
                a[i] = i;
                b[i] = n-i;
        }
 
        sum_f(n,res,a,b);
        //print_array_float("a",a,n);
        //print_array_float("b",b,n);
        print_array_float("res",res,n);
 
        return 0;
}