Write a program that read and display an array.

#include<stdio.h>

#include<conio.h>

void main()

{

   int i,n,a[100];

   clrscr();

   printf("How many numbers: ");

   scanf("%d",&n);

   for (i=0; i<n; i++)

   scanf("%d",&a[i]);

   for (i=0; i<n; i++)

   printf("%4d",a[i]);

   getch();

}

From: Book by ashraf

Print a-z with while loop.

#include<stdio.h>

#include<conio.h>

int main()

{

clrscr();

char ch='@';

while(ch!=('z'))

{

ch++;

printf("%c ",ch);

}

getch();

return 0;

}

From: Me

Function overloading (c++)

#include<iostream.h>

#include<conio.h>

#define pi 3.1416

float area(float asu);       //Area of circle

float asu(float asu);    //Volume of cube

float volume(float asu,float asu1);  //Volume of cylender

float volume(float l,float asu,float h);   //volume of rectangle

int main()

{

clrscr();

cout<<"\n Area of circle="<<area(5);

cout<<"\n Volume of cube="<<asu(5);

cout<<"\n Volume of cylender="<<volume(5,5);

cout<<"\n Volume of rectangle="<<volume(5,5,5);

getch();

return 0;

}

float area(float r)      //Area of circle

{

return(pi*r*r);

}

float asu(float cube)

{

return(cube*cube*cube);

}

float volume(float r,float h)     //Volume of cylender

{

return(pi*r*r*h);

}

float volume(float l,float b,float h)     //Volume of rectungler

{

return (l*b*h);

}

From: Me

Send Output to Printer .

#include<iostream.h>

#include<stdio.h>

void main()

{

 char Name[25] ;

 printf("Enter your name :") ;

 scanf("%d", Name );

 int i =0;

 while(Name[i])

  {

  putc(Name[i], stdprn);

  i++ ;

  }

}   

From: Me

Convert number to english word (Program)

# include<stdio.h>

# include<conio.h>

unsigned long number;

int renum;

int find(int);

int say(int);

int main()

{

clrscr();

printf("Enter number: ");

scanf("%ld",&number);

if(number>=10000000)

    {

    renum=number/10000000;

    find(renum);

    printf("Core ");

    number=number%10000000;

    }

if(number>=100000)

    {

    renum=number/100000;

    find(renum);

    printf("Lak ");

    number=number%100000;

    }

if(number>=1000)

    {

    renum=number/1000;

    find(renum);

    printf("Thousand ");

    number=number%1000;

    }

if(number>=100)

    {

    renum=number/100;

    find(renum);

    printf("Hundrad ");

    number=number%100;

    }

if(number<100)

find(number);

getch();

return 0;

}

int find(int number)

    {

    if(number>=0&&number<=19)

    say(number);

    if(number>=20&&number<=29)

        {

        printf("Twenty ");

        number=number%20;

        say(number);

        }

    if(number>=30&&number<=39)

        {

        printf("Thirty ");

        number=number%30;

        say(number);

        }

    if(number>=40&&number<=49)

        {

        printf("Fourty ");

        number=number%40;

        say(number);

        }

    if(number>=50&&number<=59)

        {

        printf("Fifty ");

        number=number%50;

        say(number);

        }

    if(number>=60&&number<=69)

        {

        printf("Sixty ");

        number=number%60;

        say(number);

        }

    if(number>=70&&number<=79)

        {

        printf("Seventy ");

        number=number%70;

        say(number);

        }

    if(number>=80&&number<=89)

        {

        printf("Eighty ");

        number=number%80;

        say(number);

        }

    if(number>=90&&number<=99)

        {

        printf("Ninty ");

        number=number%90;

        say(number);

        }

    return (number);

    }

int say(int number)

    {

    switch(number)

        {

        case 0: break;

        case 1: printf("One ");break;       

        case 2: printf("Two ");break;

        case 3: printf("Three ");break;

        case 4: printf("Four ");break;

        case 5: printf("Five ");break;

        case 6: printf("Six ");break;

        case 7: printf("Seven ");break;

        case 8: printf("Eight ");break;

        case 9: printf("Nine ");break;       

        case 10: printf("Ten ");break;

        case 11: printf("Eleven ");break;

        case 12: printf("Twelve ");break;

        case 13: printf("Thirteen ");break;

        case 14: printf("Fourteen ");break;

        case 15: printf("Fifteen ");break;

        case 16: printf("Sixteen ");break;

        case 17: printf("Seventeen ");break;       

        case 18: printf("Eighteen ");break;

        case 19: printf("Nineteen ");break;

        }

    return( number);

    }