Enter a number

Enter a number: 151

Choose the program to perform

1. To check if number is palindrome or not

2. To check if number is even or odd

Your choice: 1

The number is palindrome

Enter a number: 113

Choose the program to perform

1. To check if number is palindrome or not

2. To check if number is even or odd

Your choice: 2

Number is odd

//Q.1.

// Menu driven program to check whether number is:

// Palindrome or not

// even or odd

#include<iostream.h>

#include<conio.h>

void main()

{

clrscr();

int num, choice;

cout<<" Enter a number:";

cin>>num;

cout<<"\n Choose the program to perform";

cout<<"\n 1.To check if number is palindrome or not";

cout<<"\n 2.To check if number is even or odd";

cout<<"\n Your choice:";

cin>>choice;

switch(choice)

{

case 1: int a,b;

a=num/100;

b=num%10;

if(a==b)

{

cout<<"\n The number is palindrome";

}

else

{

cout<<"\n The number is not palindrome";

}

break;

case 2: if(num%2==0)

{

cout<<"\n Number is even";

}

else

{

cout<<"\n Number is odd";

}

break;

default :cout<<"\n Wrong choice";

}

getch();

}

Enter a number: 153

Choose a program to perform

1. Check if no is prime

2. Check if no is armstrong or not

Enter your choice: 2

Number is armstrong

Enter a number: 8

Choose a program to perform

1. Check if no is prime

2. Check if no is armstrong or not


Number is not prime

//Q.2.//Menu driven program to check if number is://Prime or Composite//Armstrong or not

#include<iostream.h>#include<conio.h>#include<process.h>void main(){ clrscr();int num,choice;cout<<"\n Enter a number:";cin>>num;cout<<"\n Choose a program to perform";cout<<"\n 1.Check if no is prime";cout<<"\n 2.Check if no is armstrong or not";cout<<"\n Enter your choice:";cin>>choice;switch(choice) {case 1: int i;

for(i=2;i<=num/2;i++) {if(num%i==0) {cout<<"\n Number is not prime";exit(0); } }cout<<"\n Number is prime";break;

case 2: inta,b,c,z; a=num/100; b=(num%100)/10; c=num%10; z=(a*a*a)+(b*b*b)+(c*c*c);if(z==num) {cout<<"\n Number is armstrong"; }else {cout<<"\n Number is not armstrong"; }break;

}getch();}

Enter a year (in 4 digits): 2500

It is not a leap year.

//Q.3.

// Program to accept a year & check if it is a leap year or not


#include<conio.h>

void main()

{

clrscr();

int year;

cout<<"\n Enter a year (in 4 digits):";

cin>>year;

if(year%4==0)

{

if (year%400==0)

{

cout<<"\n It is Leap year.";

}

else

{

cout<<"\n It is not a leap year.";

}

}

getch();

}

How many elements(>5)?: 9

Fibonacci series: 0 1 1 2 3 5 8 13 21

//Q.4.

//Program to generate Fibonacci Series.


#include<conio.h>

void main()

{

clrscr();

int a=0,b=1,c,n,i;

cout<<"How many elements(>5)?: ";

cin>>n;

cout<<"\nFibonacci series: ";

cout<<a<<" "<<b;

for(i=2;i<n;i++)

{

c=a+b;

cout<<" "<<c;

a=b;

b=c;

}

getch();

}

A

A B

A B C

A B C D

A B C D E

//Q.5.

//TO WRITE A C++ PROGRAM TO GENERATE THE FOLLOWING PATTERN

// A

// A B

// A B C

// A B C D

// A B C D E


#include<conio.h>

void main()

{

clrscr();

charch='A';

int i, num=ch,j;

for(i=1;i<6;i++)

{

for(j=0;j<i;j++)

{

cout<<(char)(ch+j)<<"\t";

}

cout<<endl<<endl;

}

getch();

Enter a 3X3 matrix:

1

2

3

4

5

6

7

8

9

Enter another 3X3 matrix:

1

2

5

4

6

7

8

9

2

First matrix is:

1 2 3

4 5 6

7 8 9

Second matrix is:

1 2 5

4 6 7

8 9 2

MATRIX MENU:

1. ADDITION OF MATRICES

2. SUBSTRACTION OF MATRICES

3. MULTIPLICATION OF MATRICES

4. EXIT

ENTER YOUR CHIOCE (1-4):1

SUM OF MATRIX IS :

2 4 8

8 11 13

15 17 11

//Q.6.

// TO WRITE A MENU DRIVEN PROGRAM TO PERFORM THE FOLLOWING:

// 1. ADDITION OF MATRICES

// 2. SUBSTRACTION OF MATRICES

// 3. MULTIPLICATION OF MATRICES


#include<conio.h>

#include<process.h>

void main()

{

clrscr();

int a[3][3],b[3][3],c[3][3],i,j,k,choice;

cout<<" \n \t \t \t WELCOME TO THE MENU DRIVEN PROGRAM";

cout<<" \n\nEnter a 3X3 matrix: \n";

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

cin>>a[i][j];

}

}

cout<<" \n\nEnter another 3X3 matrix: \n";

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

cin>>b[i][j];

}

}

clrscr();

cout<<" \n \t First matrix is: \n";

for(i=0;i<3;i++)

{

cout<<"\n \t ";

for(j=0;j<3;j++)

{

cout<<a[i][j]<<" ";

}

cout<<endl;

}

cout<<" \n \t Second matrix is: \n";

for(i=0;i<3;i++)

{

cout<<" \n \t ";

for(j=0;j<3;j++)

{

cout<<b[i][j]<<" ";

}

cout<<endl;

}

cout<<" \n \n \t MATRIX MENU:";

cout<<" \n \t 1. ADDITION OF MATRICES";

cout<<" \n \t 2. SUBSTRACTION OF MATRICES";

cout<<" \n \t 3. MULTIPLICATION OF MATRICES";

cout<<" \n \t 4. EXIT";

cout<<" \n \n \t ENTER YOUR CHIOCE (1-4):";

cin>>choice;

switch(choice)

{

case 1:

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

c[i][j]=a[i][j]+b[i][j];

}

}

cout<<" \n \t SUM OF MATRIX IS : \n";

for(i=0;i<3;i++)

{

cout<<" \n \t ";

for(j=0;j<3;j++)

{

cout<<c[i][j]<<" ";

}

cout<<endl;

}

break;

case 2:

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

c[i][j]=a[i][j]-b[i][j];

}

}

cout<<" \n \t DIFFERENCE OF TWO MATRIX IS : \n";

for(i=0;i<3;i++)

{

cout<<" \n \t";

for(j=0;j<3;j++)

{

cout<<c[i][j]<<" ";

}

cout<<endl;

}

break;

case 3:

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

c[i][j]=0;

for(k=0;k<3;k++)

{

c[i][j]=c[i][j]+(a[i][k]*b[k][j]);

}

}

}

cout<<" \n \t PRODUCT OF TWO MATRIX ARE: \n";

for(i=0;i<3;i++)

{

cout<<" \n \t ";

for(j=0;j<3;j++)

{

cout<<c[i][j]<<" ";

}

cout<<endl;

}

break;

case 4: exit(0);

default :cout<<" \n \t Wrong choice";

}

getch();

}

ENTER MATRIX OF 25 ELEMENTS:

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

ENTERED MATRIX IS:

1 2 3 4 5

6 7 8 9 10

11 12 13 14 15

16 17 18 19 20

21 22 23 24 25

CHOICES ARE:

1.DISPLAY UPPER TRIANGULAR PART OF MATRIX

2.DISPLAY LOWER TRIANGULAR PART OF MATRIX

3.TRANSPOSE THE MATRIX

4.EXIT

ENTER YOUR CHOICE (1-4):1

ENTERED CHOICE IS : 1

UPPER TRIANGULAR PART OF MATRIX IS:

1 2 3 4 5

7 8 9 10

13 14 15

19 20

25

//Q.7.

//TO WRITE A MENU DRIVEN PROGRAM TO PERFORM FOLLOWING FUNCTION ON SINGLE MATRIX

// 1.DISPLAY UPPER TRIANGULAR PART OF MATRIX

// 2.DISPLAY LOWER TRIANGULAR PART OF MATRIX

// 3.TRANSPOSE THE MATRIX


#include<conio.h>

void main()

{

clrscr();

int a[3][3],b[3][3],i,j,choice;

cout<<"\n Enter a 3X3 matrix:";

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

cin>>a[i][j];

}

}

cout<<"\n \n \t MATRIX MENU:";

cout<<"\n 1.Display Upper Triangle Of Matrix";

cout<<"\n 2.Display Lower Triangle Of Matrix";

cout<<"\n 3.Transpose The Matrix";

cout<<"\n ENTER YOUR CHOICE (1-4):";

cin>>choice;

cout<<"\n\n\tYour choice is: "<<choice;

switch(choice)

{

case 1: cout<<"\n \t Upper triangle of matrix is:\n";

for(i=0;i<3;i++)

{

cout<<"\t";

for(j=0;j<3;j++)

{

if(i<=j)

{

cout<<a[i][j]<<" ";

}

else

{

cout<<" ";

}

}

cout<<endl;

}

break;

case 2: cout<<"\n \t Lower Triangle of matrix is:\n";

for(i=0;i<3;i++)

{

cout<<"\t";

for(j=0;j<3;j++)

{

if(i>=j)

{

cout<<a[i][j]<<" ";

}

else

{

cout<<" ";

}

}

cout<<endl;

}

break;

case 3: cout<<"\n \t Transposed matrix is:\n";

for(i=0;i<3;i++)

{

cout<<"\t";

for(j=0;j<3;j++)

{

b[i][j]=a[j][i];

cout<<b[i][j]<<" ";

}

cout<<endl;

}

break;

case 4: break;

default: cout<<"\nWrong choice";

}

getch();

}

ENTER 9 ELEMENTS:

1

2

3

4

5

6

7

8

9

ENTERED 9 ELEMENTS ARE:

1 2 3

4 5 6

7 8 9

CHOICES ARE:

1. MAXIMUM ELEMENT

2. MINIMUM ELEMENT

3. AVERAGE OF ELEMENTS

4. EXIT

ENTER YOUR CHOICE (1-4):3

CHOICE ENTERED IS :3

AVERAGE OF ELEMENTS IS :5

//Q.8.

//Menu driven program to display following in single matrix

//Maximum element

//Minimum element

//Average element


#include<conio.h>

void main()

{

clrscr();

int a[3][3], max, min, sum=0, av;

inti,j,ch;

cout<<"Enter a matrix:";

for(i=0; i<3; i++)

{

for(j=0;j<3;j++)

{

cin>>a[i][j];

}

}

cout<<"\nMatrix Operations Menu:";

cout<<"\n1.Maximum Element"<<"\n2.Minimum Element"<<"\n3.Average Element";

cout<<"\n\nEnter your choice(1-3): ";

cin>>ch;

switch(ch)

{

case 1: max=a[0][0];

for(i=0; i<3; i++)

{

for(j=0;j<3;j++)

{

if(a[i][j]>max)

{

max=a[i][j];

}

}

}

cout<<"\nMaximum Element="<<max;

break;

case 2: min=a[0][0];

for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

if(a[i][j]<min)

{

min=a[i][j];

}

}

}

cout<<"\nMinimum Element="<<min;

break;

case 3: for(i=0; i<3; i++)

{

for(j=0;j<3;j++)

{

sum=sum + a[i][j];

}

}

av=(sum/(i*j));

cout<<"\nAverage Of Elements="<<av;

break;

default :cout<<"\nWrong Choice";

}

getch();

}

ENTER STRING: New Delhi

String Menu

1.Count Vowels

2.Count Consonants

3.Count Digits

4.Count special characters


Number of vowels is: 3

ENTER STRING: Damnyouman

String Menu

1.Count Vowels

2.Count Consonants

3.Count Digits



Number of consonants in the string is:6

ENTER STRING: Madr85pl6785

String Menu

1.Count Vowels

2.Count Consonants

3.Count Digits



Number of digits is:6

ENTER STRING: hy$&^%$nuisd

String Menu

1.Count Vowels

2.Count Consonants

3.Count Digits


Enter your choice:4

Number of special characters is: 5

//.Q.9

//Menu-driven Program to perform following operations in a string

//Count number of vowels

//Count number of consonants

//Count number of digits

//Count number of special characters


#include<conio.h>

#include<ctype.h>

void main()

{

clrscr();

charstr[20];

inti,vow=0,cons=0,dig=0,spec=0,ch;

cout<<"\nENTER STRING: ";

cin.getline(str,20);

cout<<"\nString Menu";

cout<<"\n1.Count Vowels";

cout<<"\n2.Count Consonants";

cout<<"\n3.Count Digits";

cout<<"\n4.Count special characters";

cout<<"\nEnter your choice:";

cin>>ch;

switch(ch)

{

case 1: for(i=0; str[i]!='\0'; i++)

{

str[i]=tolower(str[i]);

if((str[i]=='a')||(str[i]=='e')||(str[i]=='i')||(str[i]=='o')||(str[i]=='u'))

{

vow++;

}

}

cout<<"\nNumber of vowels is:"<<vow;

break;

case 2: for(i=0; str[i]!='\0'; i++)

{


if((str[i]>='a'&&str[i]<='z')&&((str[i]='a')||(str[i]='e')||(str[i]='i')||(str[i]='o')||(str[i]='u'))) {

}

else

{

cons++;

}

}

cout<<"\nNumber of consonants in the string is:"<<cons;

break;

case 3: for(i=0; str[i]!='\0'; i++)

{


if(str[i]>='0'&&str[i]<='9')

{

dig++;

}

}

cout<<"\nNumber of digits is:"<<dig;

break;

case 4: for(i=0;str[i]!='\0';i++)

{


if(((str[i]>='a')&&(str[i]<='z'))||((str[i]>='0')&&(str[i]<='9')))

{

}

else

{

spec++;

}

}

cout<<"\nNumber of special characters is:"<<spec;

break;

default :cout<<"\nWrong Choice";

}

getch();

}

Enter a string: NEW DELHI

String Menu:

1.Uppercase to Lowercase

2.Lowercase to Uppercase

3.Reverse a string

Enter your choice:1

New string is:newdelhi

Enter a string:new delhi

String Menu:



3.Reverse a string


New string is:NEW DELHI

Enter a string: edivid wen

String Menu:



3.Reverse a string

Enter your choice:3

Reversed string is: new divide

//Q.10

//TO WRITE A MENU DRIVEN PROGRAM TO PERFORM THE FOLLOWING

// OPERATION ON 1-D CHARACTER ARRAY:

// 1.UPPERCASE TO LOWERCASE

// 2.LOWERCASE TO UPPERCASE

// 3.REVERSE A STRING

// 4.EXIT


#include<conio.h>

#include<ctype.h>

void main()

{

clrscr();

inti,j,choice;

charstr[15];

cout<<"\nEnter a string:";

cin.getline(str,15);

cout<<"\nString Menu:";

cout<<"\n1.Uppercase to Lowercase";

cout<<"\n2.Lowercase to Uppercase";

cout<<"\n3.Reverse a string";

cout<<"\nEnter your choice:";

cin>>choice;

switch(choice)

{

case 1:for(i=0;str[i]!='\0';i++)

{


}

cout<<"\nNew string is:";

for(i=0;str[i]!='\0';i++)

{

cout<<str[i];

}

break;


{

str[i]=toupper(str[i]);

}

cout<<"\nNew string is:";

for(i=0;str[i]!='\0';i++)

{

cout<<str[i];

}

break;


{

}

cout<<"Reversed string is:";

for(j=i;j>=0;j--)

{

cout<<str[j];

}

break;

default:cout<<"\nWrong Choice!!!";

}

getch();

}

ENTER THREE NAMES :

GOPI

KRISHH

SALMAN

ENTER AGAIN THREE NAMES :

HIMADRI

AKHI

SANJAY

NAMES ENTERED IN FIRST ARRAY ARE :

GOPI

KRISHH

SALMAN

NAMES ENTERED IN SECOND ARRAY ARE :

HIMADRI

AKHI

SANJAY

ENTERED NAMES AFTER CONCATENATION ARE :

GOPI

KRISHH

SALMAN

HIMADRI

AKHI

SANJAY

//Q.11.// Program to concatenate two strings into third array

#include<iostream.h>#include<conio.h>void main(){clrscr();char a[10],b[10],c[20];inti,j,k=0;cout<<"\nEnter two strings:";cin.getline(a,10);cin.getline(b,10);for(i=0;a[i]!='\0';i++) {c[i]=a[i]; }for(k=0;b[k]!='\0';k++) {c[k+i]=b[k]; }cout<<"\nConcatenated array is: ";for(k=0;c[k]!='\0';k++) {cout<<c[k]; }getch();}

ENTER THE NUMBER:7

FACTORIAL=5040

//.Q.12//Program to find factorial of a number using function recursion

#include<iostream.h>#include<conio.h>longint factorial(long int n);void main(){clrscr();intnum,r;cout<<"Enter a number:";cin>>num; r=factorial(num);cout<<"Factorial:"<<r;getch();}

longint factorial(long int n) {int fact;if(n==0) {fact=1;return(fact); }else {return(n*factorial(n-1)); } }

Enter two numbers: 48

52

Enter an operator:+

Sum is: 100

Enter two numbers:40

9

Enter an operator:-

Difference is:31


12

Enter an operator:*

Product is: 684

Enter two numbers: 110

56

Enter an operator:/

Quotient is:1


100

Enter an operator:%

Remainder is:62

//Q.13//To write a C++ program that invokes a CALC FUNCTION() // which intakes two numbers and an arithematic operator// and prints the corresponding result

#include<iostream.h>#include<conio.h>voidcalc(int x, int y);void main() {clrscr();int a, b;cout<<"Enter two numbers:";cin>>a>>b;calc(a,b); }voidcalc(int x, int y) {char op;cout<<"Enter an operator:";cin>>op;

switch(op) {case '+': cout<<"Sum is:"<<x+y;

break;case'-' : cout<<"Difference is:"<<x-y;

break;case '*': cout<<"Product is:"<<x*y;

break;case '/': cout<<"Quotient is:"<<x/y;

break;case '%': cout<<"Remainder is:"<<x%y;

break;default :cout<<"Wrong choice";

break; }getch(); }

STUDENT RECORD

ENTER DETAILS OF STUDENT ENTER THE ROLL NO :7

ENTER NAME :RAGHAV

ENTER MARKS IN MATHS :60

ENTER MARKS IN SCIENCE :70

ENTER GRADE :B


ENTER NAME :RAM



ENTER GRADE :C


ENTER NAME :SALIL



ENTER GRADE :D

MERIT ORDER :

ROLL NO :18NAME :RAM MARKS IN MATHS :50 MARKS IN SCIENCE :82 TOTAL MARKS :132GRADE :C

ROLL NO :7NAME :RAGHAV MARKS IN MATHS :60 MARKS IN SCIENCE :70 TOTAL MARKS :130GRADE :B

ROLL NO :25NAME :SALIL MARKS IN MATHS :69 MARKS IN SCIENCE :30 TOTAL MARKS :99GRADE :D

//Q.14.//To write a C++ program to maintain information ROLLNO, // MARKS IN TWO SUBJECTS and GRADE OF A STUDENT and // display them merit orderwise using structure

#include<iostream.h>#include<conio.h>structabc{introllno;char name[20];intmaths;int science;int total;};

void main(){clrscr();abc ob1[3],temp[4];int i;for(i=0;i<3;i++){cout<<"Enter rollno:"<<"\n";cin>>ob1[i].rollno;cout<<"Enter name:"<<"\n";cin>>ob1[i].name;cout<<"Enter marks in maths:"<<"\n";cin>>ob1[i].maths;cout<<"Enter marks in science:"<<"\n";cin>>ob1[i].science;

ob1[i].total=ob1[i].maths+ob1[i].science;}

for(i=0;i<3;i++) {if(ob1[i].total<ob1[i+1].total) {temp[i]=ob1[i];ob1[i]=ob1[i+1];ob1[i+1]=temp[i]; } }

cout<<"\nRoll Number"<<"\tName"<<"\tMarks In Maths"<<"\tMarks in Science";for(i=0;i<3;i++) {cout<<"\n"<<ob1[i].rollno<<"\t"<<ob1[i].name<<"\t"<<ob1[i].maths<<"\t"<<ob1[i].science; }getch();

EMPLOYEE RECORD

Enter empno:85

Enter name:Shivam

Enter designation:Clerk

Enter department:N/A

Employee number:85Employee name:ShivamEmployee Designation:ClerkEmployee Department:N/A

//Q.15.//Program to accept and display record- Empno, Name, Designation and// Department through structures

#include<iostream.h>#include<conio.h>#include<stdio.h>structabc{intempno;char name[20];chardesig[20];char depart[20];};void main(){clrscr();abc ob1;cout<<"\nEnterempno:";cin>>ob1.empno;cout<<"\nEnter name:";cin>>ob1.name;cout<<"\nEnter designation:";cin>>ob1.desig;cout<<"\nEnter department:";cin>>ob1.depart;cout<<"\nEmployee number:"<<ob1.empno<<"\nEmployee name:"<<ob1.name;cout<<"\nEmployee Designation:"<<ob1.desig<<"\nEmployee Department:"<<ob1.depart;getch();}

Enter a number

Documents

Transcript of Enter a number