Perfect Number In C Using Function

Q. Write a C program to identify the user entered number is perfect number or not.

Ans.

/* perfect number in c using function program */
#include<stdio.h>
int perfect(int  );
int main()
{

Number Pattern In C

Q. Write the following number pattern program in C language as:

    123454321
    1234321
    12321
    121
    1

Ans.

Before we start to write the source code of above number pattern program, if you look carefully on above pattern, there are 2 number pattern shows as:

Character Triangle Shape C Program

Q. How to design a character triangle shape C program as:

 ABCDE
 ABCD
 ABC
 AB
 A

Ans.

/*Character Triangle Shape C Program*/
#include<stdio.h>
int main()
{

Print Rectangle Pattern Program In C

Q. Print the rectangle pattern program in C as following design:

  1111111
  1222221
  1233321
  1234321
  1233321
  1222221
  1111111

Ans.

  1111111
  1222221
  1233321
  1234321
  1233321
  1222221
  1111111

Tips/Tricks:  Each color group represent a loop in rectangle pattern program as the below                              source code written.

/* source code for print the rectangle pattern program*/

#include<stdio.h>
int main()
{

Floyd Algorithm Character Pattern In C

Q. WAP (Write A Program) to making the floyd algorithm character pattern in C as:

  A
  BC
  DEF
  GHIJ
  KLMNO

Ans.

/*c program for floyd algorithm character pattern*/
#include<stdio.h>
int main()
{

How To Make Half Rhombus Shape Number Triangle

Q. How to make half rhombus number triangle as:

  5
  456
  34567
  2345678
  123456789
  2345678
  34567
  456
  5

Ans.

/*c program for half rhombus number triangle*/
#include<stdio.h>
int main()
{
 int r,c,j,num,n;
 printf("Enter Any Number : ");
 scanf("%d", &num);

How to make continuous number pyramid with Zero

Q. Write a C program to make a continuous number pyramid with adding digit "Zero" as:

  1
  02
  003
  0004
  00005
  000006
  0000007
  00000008
  000000009

Ans.

/*c program for making a continuous number pyramid*/
#include<stdio.h>
int main()
{
 int r,c;