int main()
{
int n, * array, i;
srand(time(NULL));
n = mypow2(19);//28);
printf("%d\n",n);
array = (int *)malloc(sizeof(int) * n);
long c = clock();
for(i=0;i<n;++i)
array[i] = i +5;
int a, b, temp;
for(i=0;i<n * 2;++i){
a = rand() % n;
b = rand() % n;
temp = array[a];
array[a] = array[b];
array[b] = temp;
}
fprintf(stderr, "%lf\n", ((double)clock() - c) / CLOCKS_PER_SEC);
for(i=0;i<10;++i)
fprintf(stderr,"%d\n",array[i]);
mergesort(array, n);
fprintf(stderr, "RESULT!!\n");
for(i=0;i<10;++i)
fprintf(stderr,"%d\n",array[i]);
for(i=0;i<n;++i)
if(array[i] != i +5)
{
fprintf(stderr,"SORT FAILED!!");
break;
}
return 0;
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_seq_data1_process, ev, data) {
static uint16_t data_sam[NUM_SAM];
uint16_t sum = 0;
uint16_t sqsum = 0;
static struct etimer etimer;
PROCESS_BEGIN();
//DEBUG CODE
printf("cusum-seq: Gathering post-change data... ");
// Gather NUM_SAM samples over 1 second of time
SENSORS_ACTIVATE(light_sensor);
for(counter = 0;counter < NUM_SAM;counter++) {
// Get data for no change analysis.
etimer_set(&etimer, CLOCK_SECOND / NUM_SAM);
PROCESS_WAIT_UNTIL(etimer_expired(&etimer));
data_sam[counter] = light_sensor.value(LIGHT_SENSOR_PHOTOSYNTHETIC);
}
printf("done!\n");
SENSORS_DEACTIVATE(light_sensor);
sum = 0;
sqsum = 0;
// Sum the change data
for(counter = 0;counter < NUM_SAM;counter++) {
sum = sum + data_sam[counter];
}
printf("cusum-seq: sum = %d\n",sum);
mean_1 = sum/NUM_SAM; // 542.3846
printf("mean_1 = %d\n",mean_1);
// Caclulate std_dev_1
for(counter = 0;counter < NUM_SAM;counter++) {
sqsum = sqsum + mypow2(abs_sub(data_sam[counter], mean_1));
}
std_dev_1 = sqsum/NUM_SAM; // 16.8388
std_dev_1 = mysqrt(std_dev_1);
printf("cusum-seq: std_dev_1 = %d\n",std_dev_1);
// DEBUG CODE
blink_LEDs(LEDS_ALL);
PROCESS_END();
}
int main() {
int t,n;
long ret,ret2,ret3;
scanf("%d",&t);
scanf("%d",&n);
printf("%d^%d\n",t,n);
ret = mypow(t,n);
ret2 = mypow2(t,n);
ret3 = power(t,n);
printf("ret:%ld,%#lx\n",ret,ret);
printf("ret2:%ld,%#lx\n",ret2,ret2);
printf("ret3:%ld,%#lx\n",ret3,ret3);
return 0;
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_sample_stats_process, ev, data) {
static uint16_t data_sam[NUM_SAM];
uint16_t sum = 0;
uint16_t sqsum = 0;
static struct etimer etimer;
PROCESS_BEGIN();
// Gather NUM_SAM samples over 1 second of time
sensor_init();
printf("Gathering data... ");
for(counter = 0;counter < NUM_SAM;counter++) {
// Get data for no change analysis.
etimer_set(&etimer, CLOCK_SECOND / NUM_SAM);
PROCESS_WAIT_UNTIL(etimer_expired(&etimer));
data_sam[counter] = sensor_read();
}
printf("done!\n");
sensor_uinit();
// Sum the no change data
sum = 0;
for(counter = 0;counter < NUM_SAM;counter++) {
sum = sum + data_sam[counter];
}
sample_mean = 0;
printf("sum = %d\n",sum);
sample_mean = sum/NUM_SAM;
printf("sample_mean = %d\n",sample_mean);
// Caclulate sample_std_dev
sqsum = 0;
for(counter = 0;counter < NUM_SAM;counter++) {
sqsum = sqsum + mypow2(abs_sub(data_sam[counter], sample_mean));
}
sample_std_dev = 0;
sample_std_dev = sqsum/NUM_SAM;
sample_std_dev = mysqrt(sample_std_dev);
printf("std_dev = %d\n",sample_std_dev);
PROCESS_END();
}
