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Title: Computer science All programmes
Description: it contains all programmes for class 11 from beginning to end
Description: it contains all programmes for class 11 from beginning to end
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COMPUTER SCIENCE
All Programmes
THIS PDF CONTAINS ALL PROGRAMMS OF C++ ( CLASS 11 )
1
...
#include
2
...
#include
Program to find square of a number
...
h>
void main()
{
int num1,square;
cout<<"Enter number: ";
cin>>num1;
square=num1*num1;
cout<<"Square of number is: "<
OUTPUT
Enter number:
5
Square of number is: 25
4
...
#include
h>
void main()
{
clrscr();
int num1,num2;
cout<<"Enter value for num 1: ”;
cin>>num1;
cout<<"Enter value for num 2: ";
cin>>num2;
if(num1>num2)
cout<<"Num1 is greater than num 2";
else
cout<<"Num1 is smaller than num 2";
}
OUTPUT
Enter value for num 1: 5
Enter value for num 2: 10
Num1 is smaller than num 2
5
...
#include
33333333
6
...
#include
Program that reads radius of a circle and prints its area
...
h>
void main()
{
float radius,area;
cout<<"Enter Radius of circle:
";
cin>>radius;
area=radius*3
...
44
8
...
#include
h>
void main()
{
clrscr();
int x,y,z;
cout<<"Enter x: ";
cin>>x;
y=2*x;
z=2*x-1;
cout<<" Y = "<
years=totaldays/365;
rem1=totaldays%365;
weeks=rem1/7;
rem2=rem1%7;
days=rem2;
cout<<"Years = "<
cout<<"Enter b : ";
cin>>b;
c=a;
a=b;
b=c;
cout<<"\na= "<
OUTPUT
Enter a: 5
Enter b: 7
a= 7
b= 5
11
...
#include
h>
void main()
{
clrscr();
int a,b;
cout<<"Enter a : ";
cin>>a;
cout<<"Enter b : ";
cin>>b;
a=a+b;
b=a-b;
a=a-b;
cout<<"Values after swapping: "<<"\na= "<
OUTPUT
Enter a: 4
Enter b: 9
Values after swapping:
a= 9
b= 4
12
...
#include
Program to check whether the entered number is odd
or even
...
h>
#include
Program to find Simple Interest and Compound
Interest
...
h>
#include
Program to find area of a triangle
...
h>
#include
Program that seeds the name of user and number
of unit and displays the electricity charge with name
...
#include
h>
#include
Program to enter marks in five subjects and
calculate percentage
...
Percentage
Grade
>90
A
<= 90 and>81
B
<= 80 and>71
C
<= 70 and>61
D
<= 60 and>51
E
<= 50 and>41
F
<=40
Fail
#include
h>
#include
Program that accepts a character between A and J and
prints next 4 characters
...
h>
#include
Program to input a student type (‘A’ or ‘B’), and for
‘A’ initialize the collage account with Rs 200 otherwise
initialize the hostel account with Rs 200
...
h>
void main()
{
char stu_type;
int coll_acc,hostel_acc;
cout<<"Enter student type: ";
cin>>stu_type;
if(stu_type=='A')
coll_acc=200;
cout<<“\nCollage account:”<
hostel_acc=200;
cout<<“\nHostel account:”<
OUTPUT
Enter student type: A
Collage account: 200
20
...
h>
void main()
{
char choice;
int radius, area, peri;
cout<<"Enter radius of circle: ";
cin>>radius;
cout<<"Enter 1 for area or 2 for perimeter: ";
cin>>choice;
area=22*radius*radius/7;
peri=2*22*radius/7;
if(choice=='1')
cout<<"Area: "<
cout<<"Perimeter: "<
OUTPUT
Enter radius of circle: 7
Enter 1 for area or 2 for perimeter: 1
Area: 154
21
...
The
value of w, x, y, z are entered by user
...
h>
void main()
{
float w, x, y, z, P;
cout<<"Enter numbers w, x, y, z";
cin>>w>>x>>y>>z;
P= (w + x)/(y-z);
cout<<"\nP = (w + x)/(y-z) =
}
OUTPUT
Enter numbers w, x, y, z
5
7
6
3
P = (w + x)/(y-z) = 4
"<
22
...
#include
h>
#include
Program to calculate commission for the salesmen the
commission is calculated according to following rates
...
h>
#include
15;
else
cout<<"Commission = "<
07;
else
cout<<"Commission = "<
2
24
...
The ASCII codes are given below
...
h>
#include
Program to print table of any number
...
h>
#include
Program to print roots of a quadratic equation
...
h>
#include
h>
void main()
{
clrscr();
float a,b,c,root1,root2,delta;
cout<<"Enter the values of a, b & c of the quadratic equation of the form
\nax2+bx+c \n";
cin>>a>>b>>c;
if(a==0)
cout<<"The value of 'a' should not be zero \n Abording!!!!! \n";
else
{
delta =b*b-4*a*c;
if(delta>0)
{
root1=(-b+sqrt(delta))/(2*a);
root2=(-b-sqrt(delta))/(2*a);
cout<<"Roots are real and unequal";
cout<<"\n root1= "<
else if(delta==0)
{
root1=root2=-b/(2*a);
cout<<"Roots are real and equal";
cout<<"\n Root1= "<
else
cout<<"roots are complex \n";
}
}
OUTPUT
Enter the values of a, b & c of the quadratic equation of the form
ax2+bx+c
1
-5
4
Roots are real and unequal
Root1= 1
Root2= 4
27
...
#include
h>
#include
Program that prints the following series
1
2
4
8
16
32 64 128
#include
h>
#include
Program that prints first n natural numbers and prints
their sum
...
h>
#include
Program to print sum of even and odd natural
numbers in first n natural numbers
...
h>
void main()
{
int n,i,sum1=0,sum2=0;
cout<<"Enter the number of numbers : ";
cin>>n;
for(i=1;i<=n;i++)
{if(i%2==0)
sum1+=i;
else
sum2+=i;
}
cout<<"\nSum of even numbers: "<
OUTPUT
Enter the number of numbers: 10
Sum of even numbers: 30
Sum of odd numbers: 25
31
...
#include
h>
void main()
{
clrscr();
int i,j;
for(i=1;i<=5;i++)
{
cout<<"\n";
for(j=1;j<=i;j++)
cout<<'*';
}
}
OUTPUT
*
**
***
****
*****
32
...
#include
h>
void main()
{
clrscr();
int i,j;
for(i=1;i<=4;i++)
{
cout<<"\n";
for(j=1;j<=2*i-1;j++)
cout<<'*';
}
}
OUTPUT
*
***
*****
*******
33
...
#include
h>
void main()
{
clrscr();
int i;
for(i=1;i<=5;++i)
{
cout<<"\n";
for(int j=1;j<=i;++j)
cout<
}
OUTPUT
1
22
333
4444
55555
34
...
#include
Program to print factorial of a number
...
h>
#include
Program for generating the given output
...
h>
void main()
{
char ch;
int i=ch, j, n;
cout<<"Enter number of lines: ";
cin>>n;
for(i=65;i<=n+65;i++)
{
cout<<"\n";
for(j=65;j<=i;j++)
cout<
}
OUTPUT
Enter number of lines: 4
A
AB
ABC
ABCD
37
...
#include
Program to check whether a number is palindrome or
not
...
h>
#include
Program to check whether entered character is an
alphabet or not
...
h>
#include
";
else
cout<<"It is not an alphabet
...
Enter character: %
It is not an alphabet
...
Program to check whether the entered character is
of uppercase or lowercase
...
h>
#include
\n";
if(isupper(ch))
cout<<"It is an upper case
...
";
}
else
cout<<"It is not an alphabet
...
It is a lower case
...
Program to concatenate two strings
...
h>
#include
h>
void main()
{
char s1[10], s2[10];
cout<<"Enter string 1:";
gets(s1);
cout<<"Enter string 2:";
gets(s2);
cout<
}
OUTPUT
Enter string 1: GOOD
Enter string 2: LUCK
GOODLUCK
Enter string 1: WEL
Enter string 2: COME
WELCOME
42
...
#include
h>
void main()
{
int n=1;
char str[100];
cout<<"Enter line:";
cin
...
Number of words = 5
Enter line: Program to find out number of words present in a line
...
Program to print a word by deleting 1 letter from
end in each turn
...
h>
#include
getline(str,25);
int len=strlen(str);
for(int i=len; i<=0; i--)
{
for(int j=0; j<=i; j++)
cout<
}
}
OUTPUT
Enter string: HELLO
HELLO
HELL
HEL
HE
H
44
...
#include
h>
void main()
{
char str[20];
int len, i, f=1;
cout<<"Enter string:";
cin
...
";
else
cout<<"Entered string is not a palindrome
...
45
...
#include
h>
#include
getline(str,20);
cout<<"Enter character:";
cin>>ch;
for(i=1; i<=len; i++)
{
if(str[i]==ch)
{
f=1;
break;
}
}
if(f==1)
cout<<“The given character is present in the
string
...
”;
}
OUTPUT
Enter string: My name is Khan and I am not a terrorist
...
Program to find cube of a number (using
function)
...
h>
int cube(int);
void main()
{
int a,c;
cout<<"Enter number: ";
cin>>a;
c=cube(a);
cout<<"Cube of the number: "<
int cube(int b)
{
int n;
n=b*b*b;
return n;
}
OUTPUT
Enter number: 5
Cube of the number: 125
47
...
The list
terminates as soon as one enters zero (using function)
...
h>
#include
Program to calculate factorial of a number (using
function)
...
h>
void factorial(int);
void main()
{
int n;
cout<<"Enter number:";
cin>>n;
factorial(n);
}
void factorial(int n)
{
int fact=1;
int i;
for(i=1; i<=n; i++)
fact=fact*i;
cout<< “\nFactorial of ”<
}
OUTPUT
Enter number: 6
Factorial of 6 is 720
Enter number: 5
Factorial of 6 is 120
49
...
entered through keyboard (using function)
...
h>
void largest();
void main()
{
largest();
}
void largest()
{
char ans='y'; int n, large=0;
while(ans=='y')
{
cout<<"Enter number:";
cin>>n;
if(n>large)
large=n;
cout<<"You want to enter number?(y or n):";
cin>>ans;
}
cout<< “\n Largest number entered: ”<
OUTPUT
Enter number: 5 6 8 45 68 26 65 35 79 65 -6 64 25 64 3 9 10
Largest number entered: 79
50
...
#include
Program to find largest and smallest element in a
vector
...
h>
void main()
{
int v[10], large, small, i;
cout<<"Enter the value in vector ";
for(i=0;i<10; i++)
cin>>v[i];
large=v[1];
small=v[1] ;
for (i=0;i<10;i++)
{
if(v[i]>large)
large=v[i];
else if(v[i]
}
cout<<"\n Largest element ="<
OUTPUT
Enter the value in vector
5
6
8
4
3
4
9
5
1
2
Largest element = 9
Smallest element= 1
52
...
#include
”
cout<< “\nNum1”<
}
OUTPUT
Enter num1: 9
Enter num2: 15
Value after swapping numbers
...
Program to find sum of digits of a number (using
function)
...
h>
int sum(int);
void main()
{
int n,s;
cout<<"Enter number:";
cin>>n;
s=sum(n);
cout<< “\n Sum of digits :”<
}
int sum(int n1)
{
int p=0;
while(n1)
{
p=p+(n1%10);
n1=n1/10;
}
return p;
}
OUTPUT
Enter number:356
Sum of digits : 14
54
...
#include
Program to print and convert all the elements of
an array positive (using function)
...
h>
void negative(int arr[],int);
void main()
{
int size=10, arr[size];
cout<<"Enter elements of an array:";
for(int i=0; i
negative(arr,size);
}
void negative(int arr1[], int size1)
{
for(int i=0; i
if(arr1[i]<0)
arr1[i]=arr1[i]*-1;
}
for(i=0;i
OUTPUT
Enter elements of an array:
1
2
-6
-8
5
-9
5
4
8
-9
1
2
6
8
5
9
5
4
8
9
56
...
#include
Program to display a 2D array in 1D array
...
h>
void main()
{
int A[3][3], B[9];
int i,j,k=0;
cout<<"Enter Array A:";
for(i=0; i<3; i++)
for(j=0; j<3; j++)
cin>>A[i][j];
for(i=0; i<3; i++)
{
cout<<"\n";
for(j=0; j<4; j++)
cout<
for(j=0; j<3; j++)
{
B[k]=A[i][j];
k++;}
for(k=0; k<9; k++)
cout<
OUTPUT
Enter Array A:
123
123
123
Array B:
123123123
58
...
#include
Program to replace a number from array with 0
and take all 0s of the array to the left
...
h>
void main()
{
int arr[9], n, t, k;
cout<<"Enter array:";
for(int i=0; i<9; i++)
cin>>arr[i];
cout<<"Enter number:";
cin>>n;
for(i=0; i<9; i++)
{
if(arr[i]==n)
arr[i]=0;
}
for(i=0; i<9; i++)
cout<
for(k=0;k<2; k++)
{
for(i=8; i>=0; i--)
{
if(arr[i]==0)
{
for(int j=i;j>0;j--)
{
t=arr[j];
arr[j]=arr[j-1];
arr[j-1]=t;
}
}
}
}
cout<< “Array after replacing ”<
cout<
OUTPUT
Enter array:
6
5
4
6
9
5
1
5
8
0
6
4
6
9
1
8
Enter number: 5
Array after replacing ‘5’:
0
0
60
...
#include
Program to multiply two matrices
...
h>
#include
Program to delete duplicate elements of an array
with 0 and take all 0 to right
...
h>
void main()
{
int A[10];
cout<<"Enter array:";
for(int i=0; i<10; i++)
cin>>A[i];
for(i=0; A[i]!='\0'; i++)
{
for(int j=i+1; A[j]!='\0'; j++)
{
if(A[i]==A[j])
{
for(int k=j; A[k]!='\0'; k++)
A[k]=A[k+1];
}
}}
for(i=0; A[i]!='\0'; i++)
{
if(A[i]==0)
A[i]='\0';
}
cout<< “\nNew array:”;
for(i=0; i<10; i++)
cout<
OUTPUT
Enter array: 5
8
9
6
4
8
9
3
6
5
New array: 5
8
9
6
4
3
0
0
0
0
63
...
Details (including costume name, code and date of starting,
number of years, interest rate and total amount) are stored
in an array of structures
...
h>
#include
h>
#include
cname);
cin>>c[i]
...
cday;
cin>>c[i]
...
cyear;
cin>>c[i]
...
irate;
cin>>c[i]
...
irate*0,01);
s[i]=pow(t[i],c1[i]
...
totalamount*s[i];
cout<
}
64
...
#include
h>
#include
h>
struct employee
{
int eno;
char ename[20];
char eaddress[20];
}e[10];
void main()
{
clrscr();
int i,n;
char ans='y';
for(i=0;i<10;i++)
{
cin>>e[i]
...
ename);
gets(e[i]
...
eno)
{
cout<
ename);
puts(e[i]
...
Program to create an array containing details of
25 students (including Roll number, name, marks in
three subjects) and print out a list of students who
have failed in more than 1 subject
...
#include
h>
#include
rno;
cout<<"Enter student name : ";
gets(s[i]
...
sub1>>s[i]
...
sub3;
}
cout<<"list of students failed in more than 1 subject";
int f=0;
for(i=0;i<25;i++)
{
if(s[i]
...
sub2<=40)
f++;
if(s[i]
...
name)
cout<
Title: Computer science All programmes
Description: it contains all programmes for class 11 from beginning to end
Description: it contains all programmes for class 11 from beginning to end