Interested to Buy Any Domain ? << Click Here >> for more details...
c program to add and delete an element from circular queue
using array
- 3 Answers
- 18164 Views
- I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / smriti
program to add and delete an element from circular queue
using array
Answer
# 2 #include<stdio.H>
#include<conio.h>
#define MAXQ 10
struct cq
{
int data[MAX];
int front,rear;
};
void add(struct cq*,int);
int del(struct cq*);
void main()
{
int ch,item;
struct cq q1;
q1.front=q1.rear=-1;
printf("\t\tMAIN MENU\n");
printf("\t\t************\n");
printf("\t\t 1.Add in a circular queue\n");
printf("\t\t 2.delete from circular queue\n");
printf("\t\t 3.Exit\n");
printf("\t\t Enter your choice\n");
scanf("%d",&ch);
clrscr();
switch(ch)
{
case 1:
printf("Enter the value which is to be add:-");
scanf("%d",&item);
add(&q1,item);
break;
case 2:
item=del(&q1);
if(item!=NULL)
printf("Delete value ->%d",item);
break;
case 3:
break;
default:
printf("Wromg choice !Try again") ;
}
getch();
}
while(ch!=3);
}
void add(struct cq*p,int item)
{
if(p->rear==MAX-1 && p->front==0 || p->rear+1==p->front)
{
printf("Queue is full\n");
return;
}
if(p-.front==-1)
p->front=p->raer=0;
else if(p->rear=MAX-1)
p->rear=0;
else
p->rear++;
p->data[p->rear]=item;
}
int del(struct cq*p)
{
int item;
if(p->front==-1)
{
printf("Queue is Empty");
return(NULL);
}
item=p->data[p->front];
if(p->front==p->rear)
p->front=p->rear=-1;
else if(p->front==MAX-1)
p->front=0;
else
p->front++;
return(item);
}
| Is This Answer Correct ? | 1 Yes | 3 No |
Answer / pooja patial
#include<stdio.H>
#include<conio.h>
#define MAXQ 10
struct cq
{
int data[MAX];
int front,rear;
};
void add(struct cq*,int);
int del(struct cq*);
void main()
{
int ch,item;
struct cq q1;
q1.front=q1.rear=-1;
printf("\t\tMAIN MENU\n");
printf("\t\t************\n");
printf("\t\t 1.Add in a circular queue\n");
printf("\t\t 2.delete from circular queue\n");
printf("\t\t 3.Exit\n");
printf("\t\t Enter your choice\n");
scanf("%d",&ch);
clrscr();
switch(ch)
{
case 1:
printf("Enter the value which is to be add:-");
scanf("%d",&item);
add(&q1,item);
break;
case 2:
item=del(&q1);
if(item!=NULL)
printf("Delete value ->%d",item);
break;
case 3:
break;
default:
printf("Wromg choice !Try again") ;
}
getch();
}
while(ch!=3);
}
void add(struct cq*p,int item)
{
if(p->rear==MAX-1 && p->front==0 || p->rear+1==p->front)
{
printf("Queue is full\n");
return;
}
if(p-.front==-1)
p->front=p->raer=0;
else if(p->rear=MAX-1)
p->rear=0;
else
p->rear++;
p->data[p->rear]=item;
}
int del(struct cq*p)
{
int item;
if(p->front==-1)
{
printf("Queue is Empty");
return(NULL);
}
item=p->data[p->front];
if(p->front==p->rear)
p->front=p->rear=-1;
else if(p->front==MAX-1)
p->front=0;
else
p->front++;
return(item);
}
| Is This Answer Correct ? | 12 Yes | 16 No |
Answer / vinit
#include<stdio.H>
#include<conio.h>
#define MAXQ 10
struct cq
{
int data[MAX];
int front,rear;
};
void add(struct cq*,int);
int del(struct cq*);
void main()
{
int ch,item;
struct cq q1;
q1.front=q1.rear=-1;
printf("\t\tMAIN MENU\n");
printf("\t\t************\n");
printf("\t\t 1.Add in a circular queue\n");
printf("\t\t 2.delete from circular queue\n");
printf("\t\t 3.Exit\n");
printf("\t\t Enter your choice\n");
scanf("%d",&ch);
clrscr();
switch(ch)
{
case 1:
printf("Enter the value which is to be add:-");
scanf("%d",&item);
add(&q1,item);
break;
case 2:
item=del(&q1);
if(item!=NULL)
printf("Delete value ->%d",item);
break;
case 3:
break;
default:
printf("Wromg choice !Try again") ;
}
getch();
}
while(ch!=3);
}
void add(struct cq*p,int item)
{
if(p->rear==MAX-1 && p->front==0 || p->rear+1==p->front)
{
printf("Queue is full\n");
return;
}
if(p-.front==-1)
p->front=p->raer=0;
else if(p->rear=MAX-1)
p->rear=0;
else
p->rear++;
p->data[p->rear]=item;
}
int del(struct cq*p)
{
int item;
if(p->front==-1)
{
printf("Queue is Empty");
return(NULL);
}
item=p->data[p->front];
if(p->front==p->rear)
p->front=p->rear=-1;
else if(p->front==MAX-1)
p->front=0;
else
p->front++;
return(item);
}
| Is This Answer Correct ? | 26 Yes | 36 No |
control 50 devices which has 2 states on and off.using bitwise operator.plz answer it its urgent
Why static variable is used in c?
Write c-code for 5+55+555+5555+55555+555555+5555555. Output will be it's answer...
State the difference between realloc and free.
Expand the following LKB BKL FFG
can please someone teach me how to create this program using while statement.. this is the output should look like 0 2 4 6 8 10 -thanks.. :) need it asap...
How pointer is benefit for design a data structure algorithm?
How can I display a percentage-done indication that updates itself in place, or show one of those twirling baton progress indicators?
Explain enumerated types in c language?
fn f(x) { if(x<=0) return; else f(x-1)+x; }
Do string constants represent numerical values?
What are structures and unions? State differencves between them.
C 
