/*
 * Example of arrays in C
 */

#include <stdio.h>

#define N 3

void fun(double x, double y[]){
    x += 1.;
    y[1] += 1.;
    printf(" fun   : %f %f\n", x, y[1]);
}

int main(void) {
    double x, y[N];

    x = 1.;
    y[1] = 3.;

    printf(" main 1: %f %f\n", x, y[1]);

    fun(x, y);

    printf(" main 2: %f %f\n", x, y[1]);

    return(0);
}