Itp practical file_1-year

ITP__Practical-File 2019
By AKGandhi Page 1
DELHI TECHNICAL CAMPUS
GREATER NOIDA
LAB PRACTICAL FILE
INTRODUCTION TO PROGRAMMING
LAB
SUBMITTED TO: SUBMITTED BY:
Mr. VIVEK MISRA AMIT KUMAR GANDHI
(43118002818)
Electronics& CommunicationEngineeringDepartment
(AffiliatedtoGuruGobindSinghIndraprasthaUniversity)
28/1,Knowledge Park-III,GreaterNoida-201306(U.P) Tel:8527215687

By AKGandhi Page 2
PROGRAM 1
AIM : WAP to printwelcome page.
Code:
#include<stdio.h>
#include<conio.h>
Void main()
{
clrscr();
printf("Hello,World!");
getch();
}
Output:

By AKGandhi Page 3
PROGRAM 2
AIM : WAP to find sum of two numbers.
Code:
#include<stdio.h>
#include<conio.h>
Void main()
{
int num1, num2, sum;
clrscr();
printf("Enter firstnumber: ");
scanf("%d", &num1);
printf("Enter second number: ");
scanf("%d", &num2);
sum = num1 + num2;
printf("Sum of the entered numbers: %d", sum);
getch();
}

By AKGandhi Page 4
Output:

By AKGandhi Page 5
PROGRAM 3
AIM : WAP to find area of triangle.
Code:
#include<stdio.h>
#include<math.h>
#include<conio.h>
void main()
{
int s,a, b, c, area;
clrscr();
printf("Enter the values of a,b and c n");
scanf("%d %d %d", &a, &b, &c);
s = (a + b + c) / 2;
area = sqrt(s * (s - a) * (s - b) * (s - c));
printf("Area of a triangle= %d n", area);
getch();
}

By AKGandhi Page 6
Output:

By AKGandhi Page 7
PROGRAM 4
AIM : WAP to swap the value of two variable.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int firstNumber, secondNumber, temporaryVariable;
clrscr();
scanf("%d", &firstNumber);
scanf("%d",&secondNumber);
temporaryVariable= firstNumber;
firstNumber = secondNumber;
secondNumber = temporaryVariable;
printf("nAfter swapping,firstNumber = %dn", firstNumber);
printf("After swapping,secondNumber = %d", secondNumber);
getch();
}

By AKGandhi Page 8
Output:

By AKGandhi Page 9
PROGRAM 5
AIM : WAP to swap the value of two variable withoutusing third variable.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int firstNumber, secondNumber, temporaryVariable;
clrscr();
scanf("%d", &firstNumber);
scanf("%d",&secondNumber);
firstNumber = firstNumber - secondNumber;
secondNumber = firstNumber + secondNumber;
firstNumber = secondNumber - firstNumber;
printf("nAfter swapping,firstNumber = %dn", firstNumber);
printf("After swapping,secondNumber = %d", secondNumber);
getch();
}

By AKGandhi Page 10
Output:

By AKGandhi Page 11
PROGRAM 6
AIM : WAP to check leap year.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int year;
clrscr();
printf("Enter a year: ");
scanf("%d",&year);
if(year%4 == 0)
{
if( year%100 == 0)
{
if ( year%400 == 0)
printf("%d is a leap year.", year);
else
printf("%d is not a leap year.", year);
}
else
printf("%d is a leap year.", year );
}
else
printf("%d is not a leap year.", year);

By AKGandhi Page 12
getch();
}
Output:

By AKGandhi Page 13
PROGRAM 7
AIM : WAP to find largest among 3 numbers.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int num1, num2, num3;
clrscr();
printf("Enter the values of num1, num2 and num3n");
scanf("%d %d %d", &num1, &num2, &num3);
printf("num1 = %dtnum2 = %dtnum3 = %dn", num1, num2, num3);
if (num1 > num2)
{
if (num1 > num3)
{
printf("num1 is the greatest among three n");
}
else
{
}
}
else if (num2 > num3)

By AKGandhi Page 14
else
getch();
}
Output

By AKGandhi Page 15
PROGRAM 8
AIM : WAP to find nature of rootof quadratic equations.
Code:
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
floata,b,c;
floatd,root1,root2;
clrscr();
printf("Enter a, b and c of quadratic equation:");
scanf("%f%f%f",&a,&b,&c);
d = b * b - 4 * a * c;
if(d < 0)
{
printf("Roots arecomplex number.n");
printf("Roots of quadratic equation are:");
printf("%.3f%+.3fi",-b/(2*a),sqrt(-d)/(2*a));
printf(", %.3f%+.3fi",-b/(2*a),-sqrt(-d)/(2*a));
return 0;
}
else if(d==0){
printf("Both roots are equal.n");
root1 = -b /(2* a);

By AKGandhi Page 16
printf("Root of quadratic equation is:%.3f ",root1);
return 0;
}
else
{
printf("Roots arereal numbers.n");
root1 = ( -b + sqrt(d)) / (2* a);
root2 = ( -b - sqrt(d)) / (2* a);
printf("Roots of quadratic equation are:%.3f , %.3f",root1,root2);
}
getch();
}
Output:

By AKGandhi Page 17
PROGRAM 9
AIM : WAP to simulate calculator using switch.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
char operator;
double firstNumber,secondNumber;
clrscr();
printf("Enter an operator (+, -, *,/) ");
scanf("%c", &operator);
printf("Enter two operands: ");
scanf("%lf %lf",&firstNumber, &secondNumber);
switch(operator)
{
case'+':
printf("%.1lf + %.1lf = %.1lf",firstNumber, secondNumber, firstNumber + secondNumber);
break;
case'-':
printf("%.1lf - %.1lf = %.1lf",firstNumber, secondNumber, firstNumber - secondNumber);
break;
case'*':
printf("%.1lf * %.1lf = %.1lf",firstNumber, secondNumber, firstNumber * secondNumber);
break;

By AKGandhi Page 18
case'/':
printf("%.1lf / %.1lf = %.1lf",firstNumber, secondNumber, firstNumber / secondNumber);
break;
default:
printf("Error! operator is notcorrect");
getch();
}
Output:

By AKGandhi Page 19
PROGRAM 10
AIM : WAP to check that a character is vowelor consonant
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
char c;
int isLowercaseVowel,isUppercaseVowel;
clrscr();
printf("Enter an alphabet: ");
scanf("%c",&c);
isLowercaseVowel = (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u');
isUppercaseVowel = (c == 'A' || c == 'E' || c == 'I' || c == 'O' || c == 'U');
if (isLowercaseVowel || isUppercaseVowel)
printf("%c is a vowel.", c);
else
printf("%c is a consonant.", c);
getch();
}

By AKGandhi Page 20
Output

By AKGandhi Page 21
PROGRAM 11
AIM : WAP to find sum of digits.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int n,sum=0,m;
clrscr();
printf("Enter a number:");
scanf("%d",&n);
while(n>0)
{
m=n%10;
sum=sum+m;
n=n/10;
}
printf("Sum is=%d",sum);
getch();
}

By AKGandhi Page 22
Output:

By AKGandhi Page 23
PROGRAM 12
AIM : WAP to reverse a number.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int n, reversedNumber = 0, remainder;
clrscr();
printf("Enter an integer: ");
scanf("%d", &n);
while(n != 0)
{
remainder = n%10;
reversedNumber = reversedNumber*10 + remainder;
n /= 10;
}
printf("Reversed Number = %d", reversedNumber);
getch();
}

By AKGandhi Page 24
Output:

By AKGandhi Page 25
PROGRAM 13
AIM : WAP to check Armstrong number.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int n,r,sum=0,temp;
printf("enter the number=");
scanf("%d",&n);
temp=n;
while(n>0)
{
r=n%10;
sum=sum+(r*r*r);
n=n/10;
}
If(temp==sum)
printf("armstrong number ");
else
printf("not armstrong number");
getch();
}

By AKGandhi Page 26
Output:

By AKGandhi Page 27
PROGRAM 14
AIM : WAP to check palindrome number.
Code:
#include<stdio.h>
#include<conio.h>
int main()
{
int n, reversedInteger = 0, remainder, originalInteger;
clrscr();
scanf("%d", &n);
originalInteger = n;
while( n!=0 )
{
remainder = n%10;
reversedInteger = reversedInteger*10 + remainder;
n /= 10;
}
if (originalInteger == reversedInteger)
printf("%d is a palindrome.", originalInteger);
else
printf("%d is not a palindrome.",originalInteger);
getch();
}

By AKGandhi Page 28
Output:

By AKGandhi Page 29
PROGRAM 15
AIM : WAP to find factorialof a number.
Code:
#include<stdio.h>
#include<conio.h>
int main()
{
int n, i;
unsigned long longfactorial =1;
clrscr();
scanf("%d",&n);
if (n < 0)
printf("Error! Factorial of a negative number doesn't exist.");
else
{
for(i=1; i<=n; ++i)
{
factorial *=i;
}
printf("Factorial of %d = %llu",n, factorial);
}
getch();
}

By AKGandhi Page 30
Output:

By AKGandhi Page 31
PROGRAM 16
AIM : WAP to printFibonacciseries.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,n, t1 = 0, t2 = 1, nextTerm;
clrscr();
printf("Enter the number of terms: ");
scanf("%d", &n);
printf("Fibonacci Series:");
for (i = 1; i <= n; ++i)
{
printf("%d, ", t1);
nextTerm = t1 + t2;
t1 = t2;
t2 = nextTerm;
}
getch();
}

By AKGandhi Page 32
Output:

By AKGandhi Page 33
PROGRAM 17
AIM : WAP to check prime number.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int n, i,flag= 0;
clrscr();
printf("Enter a positiveinteger: ");
scanf("%d", &n);
for(i = 2; i <= n/2; ++i)
{
if(n%i == 0)
{
flag= 1;
break;
}
}
if (n == 1)
{
printf("1 is neither a prime nor a composite number.");
}
else
{

By AKGandhi Page 34
if (flag== 0)
printf("%d is a prime number.", n);
else
printf("%d is not a prime number.", n);
}
getch();
}
Output:

By AKGandhi Page 35
PROGRAM 18
AIM : WAP to calculate X y
.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int base,exponent;
longlong result= 1;
clrscr();
printf("Enter a base number: ");
scanf("%d", &base);
printf("Enter an exponent: ");
scanf("%d", &exponent);
while(exponent != 0)
{
result*= base;
--exponent;
}
printf("Answer = %lld", result);
getch();
}

By AKGandhi Page 36
Output:

By AKGandhi Page 37
PROGRAM 19
AIM : WAP to printhalf pyramid using *.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j, rows;
clrscr();
printf("Enter number of rows: ");
scanf("%d",&rows);
for(i=1; i<=rows; ++i)
{
for(j=1; j<=i; ++j)
{
printf("* ");
}
printf("n");
}
getch();
}

By AKGandhi Page 38
Output:

By AKGandhi Page 39
PROGRAM 20
AIM : WAP to printhalf pyramid a using numbers.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j, rows;
clrscr();
scanf("%d",&rows);
for(i=1; i<=rows; ++i)
{
for(j=1; j<=i; ++j)
{
printf("%d ",j);
}
printf("n");
}
getch();
}

By AKGandhi Page 40
Output:

By AKGandhi Page 41
PROGRAM 21
AIM : WAP to printhalf pyramid using alphabets.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j;
char input, alphabet= 'A';
clrscr();
printf("Enter the uppercasecharacter you want to printin lastrow: ");
scanf("%c",&input);
for(i=1; i <= (input-'A'+1); ++i)
{
for(j=1;j<=i;++j)
{
printf("%c", alphabet);
}
++alphabet;
printf("n");
}
getch();
}

By AKGandhi Page 42
Output:

By AKGandhi Page 43
PROGRAM 22
AIM : WAP to printfull pyramid using *.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,space,rows, k=0;
clrscr();
scanf("%d",&rows);
for(i=1; i<=rows; ++i, k=0)
{
for(space=1; space<=rows-i;++space)
{
printf(" ");
}
while(k != 2*i-1)
{
printf("* ");
++k;
}
printf("n");
}
getch();

By AKGandhi Page 44
}
Output

By AKGandhi Page 45
PROGRAM 23
AIM : WAP to print Inverted full pyramid using *.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j, rows;
clrscr();
scanf("%d",&rows);
for(i=rows; i>=1; --i)
{
for(j=1; j<=i; ++j)
{
printf("* ");
}
printf("n");
}
getch();
}

By AKGandhi Page 46
Output:

By AKGandhi Page 47
PROGRAM 24
AIM : WAP to print Inverted half pyramid using *.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j, rows;
clrscr();
scanf("%d",&rows);
for(i=rows; i>=1; --i)
{
for(j=1; j<=i; ++j)
{
printf("* ");
}
printf("n");
}
getch();
}

By AKGandhi Page 48

By AKGandhi Page 49
PROGRAM 25
AIM : WAP to calculate factorialusing function.[ With Return Type With Argument Type ]
Code:
#include<stdio.h>
#include<conio.h>
floatfact(float) ;
void main( )
{
floatno,m;
clrscr();
printf(“Enter any Value: ”);
scanf(“%f”,&no);
m = fact(no);
printf(“nFactorial of %d = %dn”,no,m);
getch();
}
floatfact(floatno)
{
floati,f=1;
for(i=no;i>=1;i--)
f=f*i;
return (f);
}

By AKGandhi Page 50
Output:

By AKGandhi Page 51
PROGRAM 26
AIM : WAP to calculate factorialusing function.[ With No Return Type With Argument Type ]
Code:
#include<stdio.h>
#include<conio.h>
void fact(float) ;
void main( )
{
floatno;
clrscr();
fact(no);
getch();
}
void fact(floatno)
{
floati,f=1;
for(i=no;i>=1;i--)
f=f*i;
printf(“nFactorial of %d = %dn”,no,f);
}

By AKGandhi Page 52
Output:

By AKGandhi Page 53
PROGRAM 27
AIM : WAP to calculate factorialusing function.[With NoReturn Type With NoArgument Type]
Code:
#include<stdio.h>
#include<conio.h>
void fact(void) ;
void main( )
{
clrscr();
fact();
getch();
}
void fact(void)
{
int no,i,f=1;
scanf(“%d”,&no);
for(i=no;i>=1;i--)
f=f*i;
printf(“nFactorial of %d = %dn”,no,f);
}

By AKGandhi Page 54
Output:

By AKGandhi Page 55
PROGRAM 28
AIM : WAP to calculate factorialusing function.[ With Return Type With No Argument Type ]
Code:
#include<stdio.h>
#include<conio.h>
floatfact(void) ; // Function prototype
void main( )
{
floatm;
clrscr();
m = fact(); // Function call
printf(“nFactorial =%dn”,m);
getch();
}
floatfact(void) // Function Definition
{
int no,i,f=1;
scanf(“%d”,&no);
for(i=no;i>=1;i--)
f=f*i;
return (f);
}

By AKGandhi Page 56
Output:

By AKGandhi Page 57
PROGRAM 29
AIM : WAP to calculate factorialusing recursive function.
Code:
#include<stdio.h>
#include<conio.h>
float factorial (float);
void main( )
{
floatno,m;
clrscr();
printf(“Enter any Valuen”);
m = factorial (no);
printf(“Factorial of %.f = %.fn”, m );
getch();
}
float factorial (floatno)
{
if(no <= 0)
return 1;
else
return (no * factorial(no-1));
}

By AKGandhi Page 58
Output:

By AKGandhi Page 59
PROGRAM 30
AIM : WAP to calculate Fibonacci series using recursive function.
Code:
#include<stdio.h>
#include<conio.h>
int Fibonacci(int);
void main()
{
int n, i = 0, c;
scanf("%d",&n);
printf("Fibonacci seriesn");
for ( c = 1 ; c <= n ; c++ )
{
printf("%dn", Fibonacci(i));
i++;
}
getch();
}
int Fibonacci(intn)
{
if ( n == 0 )
return 0;
else if ( n == 1 )
return 1;
else

By AKGandhi Page 60
return ( Fibonacci(n-1) +Fibonacci(n-2) );
}
Output:

By AKGandhi Page 61
PROGRAM 31
AIM : WAP to implement linear search.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int array[10];
int i,num, keynum, found = 0;
clrscr();
printf("Enter the valueof num n");
scanf("%d", &num);
printf("Enter the elements one by one n");
for (i = 0; i < num; i++)
{
scanf("%d", &array[i]);
}
printf("Input array is n");
for (i = 0; i < num; i++)
{
printf("%dn", array[i]);
}
printf("Enter the element to be searched n");
scanf("%d", &keynum);
for (i = 0; i < num ; i++)

By AKGandhi Page 62
{
if (keynum == array[i] )
{
found = 1;
break;
}
}
if (found == 1)
printf("Element is present in the arrayn");
else
printf("Element is not present in the arrayn");
getch();
}
Output:

By AKGandhi Page 63
PROGRAM 32
AIM : WAP to find transpose of given matrix.
Code:
#include<stdio.h>
#include<conio.h>
# define SIZE 100
void main()
{
int no,a[SIZE][SIZE],i,j,row,col;
clrscr();
printf("nEnter Row numbers : ");
scanf("%d",&row);
printf("nEnter column numbers : ");
scanf("%d",&col);
printf("nEnter %d values.....n ",row*col);
for(i=0;i<row;i++)
{
for(j=0;j<col;j++)
{
printf("n Enter Value at element [%d][%d]: ",i,j);
scanf("%d",&a[i][j]);
}
}
printf("n Data in Traversal Moden");
for(i=0;i<row;i++)

By AKGandhi Page 64
{
printf("n|");
for(j=0;j<col;j++)
{
printf("%6d",a[i][j]);
}
printf(" |n");
}
printf("n Data in TransposeModen");
for(i=0;i<row;i++)
{
printf("n|");
for(j=0;j<col;j++)
{
printf("%6d",a[j][i]);
}
printf(" |n");
}
getch();
}

By AKGandhi Page 65
Output:

By AKGandhi Page 66
PROGRAM 33
AIM : WAP to printdiagonaleliment.
Code:
#include<stdio.h>
#include<conio.h>
void main()
{
int matrix[10][10];
int i,j,r,c;
clrscr();
printf("Enter number of Rows :");
scanf("%d",&r);
printf("Enter number of Cols :");
scanf("%d",&c);
printf("nEnter matrix elements :n");
for(i=0;i< r;i++)
{
for(j=0;j< c;j++)
{
printf("Enter element [%d,%d] : ",i+1,j+1);
scanf("%d",&matrix[i][j]);
}
}
if(r==c)
{

By AKGandhi Page 67
for(i=0;i< c;i++)
{
for(j=0;j< r;j++)
{
if(i==j)
printf("%dt",matrix[j][i]);
else
printf("t");
}
printf("n");
}
}
else
{
printf("nMatrix is not a Square Matrix.");
}
getch();
}

By AKGandhi Page 68
Output:

By AKGandhi Page 69
PROGRAM 34
AIM : WAP to perform matrixmultiplication.
Code:
#include<stdio.h>
#include<conio.h>
# define R 100
# define C 100
void main()
{
int no,a[R][C],b[R][C],c[R][C],row,col,i,j,k;
clrscr();
printf("nEnter Row numbers : ");
scanf("%d",&row);
printf("nEnter Colom numbers : ");
scanf("%d",&col);
printf("nEnter %d Valueof Mtrix-A",row*col);
for(i=0;i<row;i++)
{
for(j=0;j<col;j++)
{
printf("nEnter Value in [%d][%d]:",i,j);
scanf("%d",&a[i][j]);
}
}

By AKGandhi Page 70
printf("nEnter %d Valueof Mtrix-B",row*col);
for(i=0;i<row;i++)
{
for(j=0;j<col;j++)
{
printf("nEnter Value in [%d][%d]:",i,j);
scanf("%d",&b[i][j]);
}
}
printf("n Product of Two Matrices n");
for(i=0;i<row;i++)
{
printf("n|");
for(j=0;j<col;j++)
{
c[i][j]=0;
for(k=0;k<col;k++)
{
c[i][j]=c[i][j]+(a[i][k]*b[k][j]);
}
printf("%5d",c[i][j]);
}
printf(" |n");
}
getch();
}

By AKGandhi Page 71
Output:

Itp practical file_1-year

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