#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
 
void app_main(){ 

int a, y; 

    y = (1 << 4) | (1 << 1); //This will equal decimal 18. (JI)
    printf(" Bitwise shift left A by 4 and then shift A left by 1 = %i \n", y); 

    y = (1 << 5) | (1 << 2) | (1 << 1); //This will equal decimal 38. (JI)
    printf(" Bitwise shift left A by 5, then 3, then 1 = %i \n", y);

    y = (1 << 7) | (1 << 4) | (1 << 0); //This will equal decimal 145. (JI)
    printf(" Bitwise shift left A by 7, then 4, then 1 = %i \n", y);
    
}