C-Programming/Pointers.c at main · Ak-Rajak/C-Programming · GitHub

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#include<stdio.h>
/*
int main(){
    int age = 22;
    int *ptr = &age;
    int _age=*ptr;

    printf("%d",_age);
    return 0;
}*/
/*
int main(){
    int age = 22;
    int *ptr = &age;

    //Printing address through pointer
    //printf("%p \n",&age);
    printf("%u \n",&age);

    // through ptr
    //printf("%p \n",ptr);
    printf("%u \n",ptr);

    //Printing address of ptr
    printf("%p \n",&ptr);
    printf("%u \n",&ptr);
    return 0;
}*/
/*
int main(){
    int age = 20;
    int *ptr=&age;

    //Printing value of Pointer
    printf("%d \n",age);
    printf("%d\n",*ptr);
    printf("%d\n",*(&age));


}*/
/*
int main(){
    int x,*ptr;

    ptr=&x;
    *ptr = 0;
    printf(" x = %d \n",x);
    printf("*ptr = %d \n",*ptr);

    *ptr += 5;
    printf(" x = %d \n",x);
    printf("*ptr = %d \n",*ptr);

    (*ptr)++ ;
    printf(" x = %d \n",x);
    printf("*ptr = %d \n",*ptr);
    return 0;
}*/
//POINTER TO POINTER
int main(){
    float price = 220.00;
    float *ptr=&price;
    float **pptr =&ptr;
    printf("%u \n",ptr);
    printf("%u \n",pptr);
    return 0;

}