computer programming lab (1)

8/14/2019 Computer Programming Lab (1)

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COMPUTER PROGRAMMING LAB

(B.Tech(Electrical Engineering)1stSEMESTER (CS)

School of Engineering

Gautam Buddha University

(Session-2012-2013)

Submitted To: Submitted By:

Mr: KULDEEP KUMAR SANJAY SINGH

Roll Number :13/IEE/032


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INDEX

S.No PRACTICAL NAME DATE

REMARKS

1.

Write a C program to reverse a given number ,

find the sum of digits of the number.

2.

Write a C program to concatenate two strings.

3.

Write a C program totake marks of a student

as input and print his/her grades bases on

criteria.

a. Marks


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EXPERIMENT NUMBER : 1

Objective :WRITE A C PROGRAM TO FIND REVERSE AND SUM OF DIGITS OFNUMBER?

#include

#include

#include

void main()

{

clrscr();int sum=0,n,rev=0,r;

printf("enter a number ");

scanf("%d", &n);

while(n!=0)

{

r=n%10;

rev=rev*10+r;

sum=sum+r;n=n/10;

}

printf("Reverse is : %d \n",rev );

printf("Sum of digits is : %d",sum);

getch();

}


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OUTPUT:


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EXPERIMENT NUMBER:2

Objective : WRITE A C PROGRAM TO CONCATENATE TWO STRINGS?

#include

#include

#include

void main()

{

clrscr();

char a[100], b[100];

printf("Enter the value of first string : ");

gets(a);

printf("Enter the value of second string : ");

gets(b);

strcat(a,b);

printf("String after concatenate : %s",a,b);

getch();}


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OUTPUT:


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EXPERIMENT NUMBER:3

Objective : WRITE A C PROGRAM TO TAKE MARKS OF A STUDENT AS INPUT AND

PRINT HIS/HER GRDES BASES ON FOLLOWING CRITERIA USING IF ELSE

STATEMENT.A.MARKS


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Objective : WRITE A C PROGRAM TO TAKE MARKS OF A STUDENT AS INPUT AND

PRINT HIS/HER GRDES BASES ON FOLLOWING CRITERIA USING SWITCH CASE

STATEMENT.A.MARKS


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OUTPUT:-


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Objective :Write a C program to compute the length of a string using while loop.

#include

#include

#include

void main()

{

clrscr();

charstr[100];

int i=0;

printf("Enter the character");

gets(str);

while(str[i]!=NULL)

i++;

printf("The length of the string is %d", i);

getch();

}


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Objective :Write a C program to convert all the lowercase character to

uppercase letter or vice versa.

#include#include

#include#include

void main()

{clrscr();int i=0,j=0;

char a[50];

printf("Enter a string ");

gets(a);while(a[i]!=NULL)

{i++;

}

for(int j=0;j


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OUTPUT :


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Objective :Write a C program to compute the roots of a quadratic equation.

#include

#include

#include

void main()

{

clrscr();

inta,b,c; float x,y,d;

printf("Enter the value of a ");

scanf("%d",&a);

printf("Enter the value of b ");

scanf("%d",&b);

printf("Enter the value of c ");

scanf("%d",&c);

d=b*b-4*a*c;

x=(-b-sqrt(d))/2*a;

y=(-b+sqrt(d))/2*a;

printf("First root is %f",x);

printf("Second root is %f",y);

getch();

}


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OUTPUT :


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EXPERIMENT NUMBER :8

Objective :Write a C program to check whether a given number is aprogram or not, also checkwhetherit is divisible by a number or not.

#include

#include

#include

void main()

{ clrscr();

inta,i,l=0;

printf("Enter the number ");

scanf("%d",&a);

for(i=1;i


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OUTPUT :


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EXPERIMENT NUMBER :9

Objective :Write a C program to check whether a given year is aleap or not.

#include

#include

#include

void main()

{

clrscr();

int y;

printf("Enter the year ");

scanf("%d",&y);

if(y%4==0)

printf("Leap Year");

else

printf("Not Leap year");

getch();

}


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OUTPUT :


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.COMPUTER PROGRAMMING LAB




(Session-2012-2013)

Submitted To: Submitted By:Mr: KULDEEP KUMAR UTKARSH SHARMA

Roll Number : 13/IEE/044


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COMPUTER PROGRAMMING LAB




(Session-2012-2013)

Submitted To: Submitted By:

Mr: KULDEEP KUMAR ZAFAR IQBAL

Roll Number : 13/IEE/047

computer programming lab (1)

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