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Recent questions tagged array-of-pointers

2 votes
2 answers
36
NIELIT 2017 DEC Scientist B - Section B: 44
If $x$ is a one dimensional array, then $^*(x+i)$ is same as $^*(\&x[i])$ $\&x[i]$ is same as $x+i-1$ $^*(x+i)$ is same as $^*x[i]$ $^*(x+i)$ is same as $^*x+i$
If $x$ is a one dimensional array, then$^*(x+i)$ is same as $^*(\&x[i])$$\&x[i]$ is same as $x+i-1$$^*(x+i)$ is same as $^*x[i]$$^*(x+i)$ is same as $^*x+i$
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0 votes
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38
Function Pointer question
#include<stdio.h> int main ( ) { int demo ( ); // What is this and what does it do? demo ( ); (*demo) ( ); } int demo ( ) { printf("Morning"); }
#include<stdio.h>int main ( ){ int demo ( ); // What is this and what does it do? demo ( ); (*demo) ( );}int demo ( ){ printf("Morning");}
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0 votes
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39
awes previous year
Give the output of the following program #include <iostream.h> void main() { int x[]={5,2,6,9,8}; int *p,**q,*t; p=x; t=x+1; q=&t; cout<<endl<<*++p<<" "<<**q<<" "<<*t++; } (a) 1 1 1 1 (b) 5 2 6 (c) 2 6 2 (d) 2 6 9
Give the output of the following program#include <iostream.h>void main(){int x[]={5,2,6,9,8};int *p, q,*t;p=x;t=x+1;q=&t;cout<<endl<<*++p<<" "<< q<<" "<<*t++;}(a) 1 1 1 1...
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6 votes
2 answers
40
3D array
int arr[2][3][2]; print(arr[1]-arr[0],arr[1][0]-arr[0][0]) P.s :Sorry i can't able to paste the question but this is main Context.
int arr [3] ;print(arr -arr[0],arr [0]-arr[0][0])P.s :Sorry i can't able to paste the question but this is main Context.
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1 votes
0 answers
43
Array and Pointer
#include <stdio.h> main() { int arr[5]; printf("%p,%p\n",arr,&arr); } How do both print the same address?
#include <stdio.h>main(){ int arr[5]; printf("%p,%p\n",arr,&arr);}How do both print the same address?
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0 votes
1 answer
44
Programming
main() { char s[]={'a','b','c','\n','c','\0'}; char *p,*str,*str1; p=&s[3]; str=p; str1=s; printf("%d",++*p+++*str1-32); } output is 76 pls explain.
main() { char s[]={'a','b','c','\n','c','\0'}; char *p,*str,*str1; p=&s[3]; str=p; str1=s; printf("%d",++*p+++*str1-32); }output is 76 pls explain.
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0 votes
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46
Subject Topic- Programming & DS
char c = 'Z'; char a[] = "Hello world"; char *ptr1 = &c; char *ptr2 = a; char *ptr3 = &a[0]; char *ptr4 = &a[6]; char *ptr5 = a + 6; Can someone explain this...
char c = 'Z'; char a[] = "Hello world"; char *ptr1 = &c; char *ptr2 = a; char *ptr3 = &a[0]; char *ptr4 = &a[6]; char *ptr5 = a + 6;Can someone explain this...
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2 votes
1 answer
48
what is the answer
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0 votes
1 answer
49
Dereferencing Function pointer multiple times
Hi, Why multiple dereferencing is not creating problem in the following program ? https://ideone.com/3Li06v (Check line 1,2 & 3. all are giving same O/P)
Hi,Why multiple dereferencing is not creating problem in the following program ?https://ideone.com/3Li06v (Check line 1,2 & 3. all are giving same O/P)
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1 votes
1 answer
51
Array of Pointers
What is the output of above program? Answer is : 1, 1, 1, 1 2, 2, 2, 2 3, 3, 3, 3 2, 2, 2, 2 3, 3, 3, 3 4, 4, 4, 4 Can anyone explain me those 4 expressions diagrammatically​ ?
What is the output of above program?Answer is : 1, 1, 1, 12, 2, 2, 23, 3, 3, 32, 2, 2, 2 3, 3, 3, 34, 4, 4, 4Can anyone explain me those 4 expressions diagrammatically​...
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0 votes
1 answer
52
Pointer and Array
What is the output of the above program? Explanation: (*(*(*p)[1]-2)) = E (*(*(*p)[0]+1)) = A E - A = 4
What is the output of the above program?Explanation:(*(*(*p) -2)) = E (*(*(*p)[0]+1)) = A E - A = 4
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1 votes
2 answers
55
Doubt
How to read them?? I. int (*a)(); II. int (*a[5])(); III. int *(*a)(); IV. int (*a)() V. int *(*a)[10]
How to read them??I. int (*a)();II. int (*a[5])();III. int *(*a)();IV. int (*a)()V. int *(*a)[10]
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