function main() {
		
	int i;
	//var *my_array=zalloc(4*sizeof(var));
	var my_array[4]={0.0,0.0,0.0,0.0};
  
       for(i=0;i<4;i++) printf("\nmy_array[%i] %.5f",i,my_array[i]);
	
	my_array[0] =(var) 1000.0111000;
	my_array[1] =(var) 2000.0022000;
	my_array[2] =(var) 3000.0003000;	
	
	var n=0;
	for(i=0;i<4;i++){ 
            printf("\nmy_array[%i] %.8f",i,my_array[i]);
            n+=my_array[i];
       }
       printf("\n%f ",n);
       for(i=0;i<4;i++) printf("\nmy_array[%i] %.8g",i,my_array[i]);
	
}