2nd Semester – Page 5

C programming 2014

August 3, 2021BIM NotesLeave a Comment

year 2014 Q.no 3 Write function that display the factorial of 7 only.

#include<stdio.h>
void fact(int n)
{
    int fact = 1;
    if(n==7)
    {
       for(int i=1;i<=n;i++)
           fact*=i;
       printf("The factorial of 7 is: %d.",fact);
    }
    else
       printf("This function gives the factorial of the number 7 only");
}
void main()
{
    fact(7);
}
Output:
The factorial of 7 is: 5040.

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#include<stdio.h>

void fact(int n)

{

int fact = 1;

if(n==7)

{

for(int i=1;i<=n;i++)

fact*=i;

printf("The factorial of 7 is: %d.",fact);

}

else

printf("This function gives the factorial of the number 7 only");

}

void main()

{

fact(7);

}

Output:

The factorial of 7 is: 5040.

Q.no 4 Write program that takes string as input from the user, and then display the length.

#include<stdio.h>
#include<string.h>
void main()
{
    char srt[50];
    printf("Enter a string:\n");
    gets(str);
    printf("The length of string is %d.",strlen(srt));
}

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#include<stdio.h>

#include<string.h>

void main()

{

char srt[50];

printf("Enter a string:\n");

gets(str);

printf("The length of string is %d.",strlen(srt));

}

Q.no 5 Write a program to display the following pattern. * # * # * ? ? * ? ? +

#include<stdio.h>
void main()
{
    int i;
    for(i=0;i<4;i++)
    {
        printf("*\t");
        if(i<2)
            printf("#");
        if(i==2)
            printf("?\t?");
        if(i==3)
            printf("?\t?\t+");
        printf("\n");
    }
}

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#include<stdio.h>

void main()

{

int i;

for(i=0;i<4;i++)

{

printf("*\t");

if(i<2)

printf("#");

if(i==2)

printf("?\t?");

if(i==3)

printf("?\t?\t+");

printf("\n");

}

Group […]

c programming 2015

August 3, 2021BIM NotesLeave a Comment

Year 2015 Q.No. 2 Write function that takes list of integers of size 10 as parameter and display all the prime numbers of the list.

#include<stdio.h>
void chk(int a[])
{
    printf("Prime numbers:\n");
    int c;
    for(int i=0;i<10;i++)
    {
        c=0;
        for(int j=2;j=a[i]/2;j++)
        {
            if(a[i]%j==0)
            {
                c=1;
                break;
            }
        }
        if(c==0)
            printf("%d\n",a[i]);
    }
}
void main()
{
    int a[10];
    printf("Enter 10 numbers: ");
    for(int i=0;i,<10;i++)
        scanf("%d",a[i]);
    chk(a);
}
Output:
Enter 10 numbers: 5 6 7 8 9 10 11 1 2 3
Prime numbers:
5
7
11
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2
3<input id="2029.6740362804351" class="cdbx-try-code cdbx-btn-main" style="background-color: #ffffff; margin-bottom: 0; color: #008b8b; border: 1px solid rgba(231, 231, 230, 1); border-radius: 10px; font-size: 13px; height: 30px; min-width: 60px; max-width: 150px; padding: 4px; font-weight: normal; outline: none; display: none; float: right;" type="button" value="Run" data-code="1534082630476.9202" data-highlight="" data-lang="0" data-filename="Filename" />

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#include<stdio.h>

void chk(int a[])

{

printf("Prime numbers:\n");

int c;

for(int i=0;i<10;i++)

{

c=0;

for(int j=2;j=a[i]/2;j++)

{

if(a[i]%j==0)

{

c=1;

break;

}

if(c==0)

printf("%d\n",a[i]);

}

void main()

{

int a[10];

printf("Enter 10 numbers: ");

for(int i=0;i,<10;i++)

scanf("%d",a[i]);

chk(a);

}

Output:

Enter 10 numbers: 5 6 7 8 9 10 11 1 2 3

Prime numbers:

5

7

11

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3<input id="2029.6740362804351" class="cdbx-try-code cdbx-btn-main" style="background-color: #ffffff; margin-bottom: 0; color: #008b8b; border: 1px solid rgba(231, 231, 230, 1); border-radius: 10px; font-size: 13px; height: 30px; min-width: 60px; max-width: 150px; padding: 4px; font-weight: normal; outline: none; display: none; float: right;" type="button" value="Run" data-code="1534082630476.9202" data-highlight="" data-lang="0" data-filename="Filename" />

Q.no 3 Write a program that displays the line “Best of Luck” 5 times, using a function.

#include<stdio.h>
void dis()
{
    for(int i=0;i<5;i++)
        printf("Best of Luck\n");
}
void main()
{
    dis();
}
Output:
Best of Luck
Best of Luck
Best of Luck
Best of Luck
Best of Luck

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#include<stdio.h>

void dis()

{

for(int i=0;i<5;i++)

printf("Best of Luck\n");

}

void main()

{

dis();

}

Output:

Best of Luck

Q.No. 5 Write a program to read a line of text, […]

C programming 2016

August 3, 2021BIM NotesLeave a Comment

2016 2. Display the following pattern using loop. a. BBA b. BIM c. BIM d. BBA e. BBA f. BIM

#include<stdio.h>
void main()
{
   int i;
   char c='a';
   for(i=1;i&lt;=6;i++)
   {
      if(i==1||i==4||i==5)
         printf("%c. BBA\n",c);
      else
         printf("%c. BIM\n",c);
      c++;
   }
}

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#include<stdio.h>

void main()

{

int i;

char c='a';

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

{

if(i==1||i==4||i==5)

printf("%c. BBA\n",c);

else

printf("%c. BIM\n",c);

c++;

}

3. Write a program to count white spaces in a given sentence.

#include<stdio.h>
#include<string.h>
void main()
{
   char s[100];
   int i=0,c=0,l=0;
   printf("Enter a string:\n");
   gets(s);
   while(s[i]!='\0')
   {
      l++;
      i++;
   }
   for(i=0;i&lt;l;i++)
   {
      if(s[i]==' ')
        c++;
   }
   printf("Total number of white spaces in the given sentence is: %d.",c);
}
Output:
Enter a string:
Hello My Name is
Total number of white spaces in the given sentence is: 3.

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#include<stdio.h>

#include<string.h>

void main()

{

char s[100];

int i=0,c=0,l=0;

printf("Enter a string:\n");

gets(s);

while(s[i]!='\0')

{

l++;

i++;

}

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

{

if(s[i]==' ')

c++;

}

printf("Total number of white spaces in the given sentence is: %d.",c);

}

Output:

Enter a string:

Hello My Name is

Total number of white spaces in the given sentence is: 3.

4. Write a program to calculate the sum of the following numbers: -3, -4, 8, 9, 10, -17.

#include<stdio.h>
void main()
{
 int a[6]={(-3),(-4),8,9,10,(-17)};
 int i,sum=0;
for(i=0;i<6;i++)
{
 sum+=a[i]; }
printf("The sum of (-3,-4,8,9,10,-17) is %d",sum);
 }

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#include<stdio.h>

void main()

{

int a[6]={(-3),(-4),8,9,10,(-17)};

int i,sum=0;

for(i=0;i<6;i++)

{

sum+=a[i]; }

printf("The sum of (-3,-4,8,9,10,-17) is %d",sum);

}

5. Write […]

c programming 2017

August 3, 2021BIM NotesLeave a Comment

Year 2017 2.Write a program to add four integer taken from user

#include<stdio.h>
void main()
{
      int a,b,c,d,s;
      printf("Enter four integers:\n");
      scanf("%d%d%d%d",&a,&b,&c,&d);
      s = a+b+c+d;
      printf("The sum of given four integers = %d.",s);
}
Output:
Enter four integers:
1
2
3
4
The sum of given four integers = 10.

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#include<stdio.h>

void main()

{

int a,b,c,d,s;

printf("Enter four integers:\n");

scanf("%d%d%d%d",&a,&b,&c,&d);

s = a+b+c+d;

printf("The sum of given four integers = %d.",s);

}

Output:

Enter four integers:

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4

The sum of given four integers = 10.

3. Explain dynamic memory allocation with example The concept of dynamic memory allocation in c language enables the C programmer to allocate memory at runtime. Dynamic memory allocation in c language is possible by 4 functions of stdlib.h header file. malloc():-allocates […]

c programming 2018 Makeup

August 3, 2021BIM NotesLeave a Comment

Year 2018 Makeup Write a program to print transpose of a given matrix.

#include<stdio.h>
void main()
{
    int r,c;
    printf("Enter the size of the matrix: ");
    scanf("%d%d",&r,&c);
    int a[r][c], t[c][r];
    int i,j;
    printf("Enter the elements of the matrix:\n");
    //Inputting the elements of the matrix
    for( i = 0 ; i < r ; i++ )
    {
        for( j = 0 ; j < c ; j++)
        {
            printf("Enter [%d][%d] element: ",i,j);
            scanf("%d",&a[i][j]);
        }
    }
    printf("Given matrix:\n");
    //Displaying the elements of the matrix
    for( i = 0 ; i < r ; i++ )
    {
        for( j = 0 ; j < c ; j++)
            printf("\t%d",a[i][j]);
        printf("\n");
    }
    //Calculating transpose of the matrix
    for( i = 0 ; i < c ; i++ )
        for( j = 0 ; j < r ; j++)
            t[i][j] = a[j][i];
    printf("Transpose of the given matrix:\n");
    //Displaying the elements of the transpose matrix
    for( i = 0 ; i < c ; i++ )
    {
        for( j = 0 ; j < r ; j++)
            printf("\t%d",t[i][j]);
        printf("\n");
    }
}

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#include<stdio.h>

void main()

{

int r,c;

printf("Enter the size of the matrix: ");

scanf("%d%d",&r,&c);

int a[r][c], t[c][r];

int i,j;

printf("Enter the elements of the matrix:\n");

//Inputting the elements of the matrix

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

{

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

{

printf("Enter [%d][%d] element: ",i,j);

scanf("%d",&a[i][j]);

}

printf("Given matrix:\n");

//Displaying the elements of the matrix

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

{

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

printf("\t%d",a[i][j]);

printf("\n");

}

//Calculating transpose of the matrix

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

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

t[i][j] = a[j][i];

printf("Transpose of the given matrix:\n");

//Displaying the elements of the transpose matrix

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

{

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

printf("\t%d",t[i][j]);

printf("\n");

}

Write a C program to read the file “hello.txt” and count the number of characters written in this file.

#include<stdio.h>
void main()
{
    FILE *f = fopen("hello.txt","r");
    int count = 0;
    if(f)
    {
        int c;
        while((c=fgetc(f))!=EOF)
            count++;
        printf("Number of characters in the file 'hello.txt': %d.",count);
    }
    else
        printf("Error reading the file 'hello.txt'.");
    fclose(f);
}

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#include<stdio.h>

void main()

{

FILE *f = fopen("hello.txt","r");

int count = 0;

if(f)

{

int c;

while((c=fgetc(f))!=EOF)

count++;

printf("Number of characters in the file 'hello.txt': %d.",count);

}

else

printf("Error reading the file 'hello.txt'.");

fclose(f);

}

Write a function to calculate the factorial value of the given number.

#include<stdio.h>
int fact(int n)
{
    if(n<2)
        return 1;
    return n*fact(n-1);
}
void main()
{
    int n;
    printf("Enter a number: ");
    scanf("%d",&n);
    printf("Factorial of %d is %d.",n,fact(n));
}

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#include<stdio.h>

int fact(int n)

{

if(n<2)

return 1;

return n*fact(n-1);

}

void main()

{

int n;

printf("Enter a number: ");

scanf("%d",&n);

printf("Factorial of %d is %d.",n,fact(n));

}

Write a program to read n […]

c programming 2018

August 3, 2021BIM NotesLeave a Comment

Year 2018 Group B 2.Write a program to input two integer as arguments and display sum of those numbers //i am using arguments without return type

#include<stdio.h>
#include<conio.h>
void sum(int a,int b);
void main()
{
    int a,b;
    printf("enter two numbers:");
    scanf("%d%d",&a,&b);
    sum(a,b);
    getch();
}
void sum(int a,int b)
{
    int sum=0;
    sum=a+b;
    printf("the sum of %d and %d is:%d",a,b,sum);
}

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#include<stdio.h>

#include<conio.h>

void sum(int a,int b);

void main()

{

int a,b;

printf("enter two numbers:");

scanf("%d%d",&a,&b);

sum(a,b);

getch();

}

void sum(int a,int b)

{

int sum=0;

sum=a+b;

printf("the sum of %d and %d is:%d",a,b,sum);

}

write a program to write “hello world” to file hello.dat

#include<stdio.h>
#include<conio.h>
void main()
{
 FILE *ptr;
  ptr=fopen("E:\\hello.dat","w");//opens file in E local disk
  char ch[]="HELLO WORLD";
  if(ptr==NULL)
  {
     printf("unable to open");
  }
    else
    {
        fputs(ch,ptr);
    fclose(ptr);
    }
    getch();
}

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#include<stdio.h>

#include<conio.h>

void main()

{

FILE *ptr;

ptr=fopen("E:\\hello.dat","w");//opens file in E local disk

char ch[]="HELLO WORLD";

if(ptr==NULL)

{

printf("unable to open");

}

else

{

fputs(ch,ptr);

fclose(ptr);

}

getch();

}

Write a program for nested structure

#include<stdio.h>
#include<conio.h>
struct student
{
    int id;
    char name[20];
    struct dateofbirth
    {
        int day,month,year;
    }dob;
}s;
void main()
{
  printf("enter id,name and date of birth of an student(day-month-year)");
    scanf("%d%s%d%d%d",&s.id,&s.name,&s.dob.day,&s.dob.month,&s.dob.year);
    printf("id\tname\tdate of birth(day-month-year)");
    printf("\n%d\t%s\t%d-%d-%d",s.id,s.name,s.dob.day,s.dob.month,s.dob.year);
    getch();
}

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#include<stdio.h>

#include<conio.h>

struct student

{

int id;

char name[20];

struct dateofbirth

{

int day,month,year;

}dob;

}s;

void main()

{

printf("enter id,name and date of birth of an student(day-month-year)");

scanf("%d%s%d%d%d",&s.id,&s.name,&s.dob.day,&s.dob.month,&s.dob.year);

printf("id\tname\tdate of birth(day-month-year)");

printf("\n%d\t%s\t%d-%d-%d",s.id,s.name,s.dob.day,s.dob.month,s.dob.year);

getch();

}

Write a program to input on integer […]

C Programming 2019 Makeup

August 3, 2021BIM NotesLeave a Comment

Year 2019 Makeup Write a function that accepts two integers as arguments and returns average of even numbers between them.

#include<stdio.h>
int avg(int a, int b)
{
    int avg = 0, sum = 0, count = 0, min = a<b?a:b, max = a>b?a:b;
    for( int i = min ; i <= max ; i++ )
    {
        if(i%2==0)
        {
            sum+=i;
            count++;
        }
    }
    avg = sum/count;
    return avg;
}
void main()
{
    int a,b;
    printf("Enter two numbers:\n");
    scanf("%d%d",&a,&b);
    printf("Average of even numbers between them: %d.",avg(a,b));
}

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#include<stdio.h>

int avg(int a, int b)

{

int avg = 0, sum = 0, count = 0, min = a<b?a:b, max = a>b?a:b;

for( int i = min ; i <= max ; i++ )

{

if(i%2==0)

{

sum+=i;

count++;

}

avg = sum/count;

return avg;

}

void main()

{

int a,b;

printf("Enter two numbers:\n");

scanf("%d%d",&a,&b);

printf("Average of even numbers between them: %d.",avg(a,b));

}

Write a program to read a file named ‘some.txt’ which contains 20 words and display only ten words in the monitor.

#include<stdio.h>
void main()
{
    FILE *fp = fopen("some.txt","r");
    if(fp){
        printf("Reading contents of the file...\n");
        printf("Displaying the ten words from the file:\n");
        int count = 0,c;
        while((c = fgetc(fp)) != EOF)
        {
            if(c == ' ' || c == '\n' || c == '\t')
            {
                printf("\n");
                ++count;
            }
            else
            {
                printf("%c", c);
            }
            if(count == 10)
                break;
        }
    }
    else
        printf("Error reading file.");
    fclose(fp);
}

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#include<stdio.h>

void main()

{

FILE *fp = fopen("some.txt","r");

if(fp){

printf("Reading contents of the file...\n");

printf("Displaying the ten words from the file:\n");

int count = 0,c;

while((c = fgetc(fp)) != EOF)

{

if(c == ' ' || c == '\n' || c == '\t')

{

printf("\n");

++count;

}

else

{

printf("%c", c);

}

if(count == 10)

break;

}

else

printf("Error reading file.");

fclose(fp);

}

Write a program to take 11 records of car (model, price, color, […]

2nd semester pre board 2021

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Unit 10 || Structures and Dynamic Memory Allocation

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