6. Assignment 6

 #include<stdio.h>

void main()

{

        int question;

        printf("Surprise Test 6\n");

        printf("Enter question number :");

        scanf("%d",&question);

        switch(question)

        {

                case 1:;

                int num,r;

                printf("Enter a number whose 2nd digit to be deleted : ");

                scanf("%d",&num);

r=num%10;

num=num/100;

num=num*10+r;

printf("Num = %d",num);

break;

case 2:;

    unsigned int numb,i,pos=3;

                printf("Enter a number whose 3rd bit to be deleted : ");

scanf("%d",&numb);

i=numb<<(32-pos);

    i=i>>(32-pos);

numb=numb>>(pos+1);

numb=numb<<pos;

numb=i|numb;

printf("Final Number : %d \n",numb);

break;

case 3:;

int fpe;

printf("Name : Chinmay Garud\nID :v23be9c3\n");

fpe=2/0;

break;

case 4:;

int ac,ar,radius,length,breadth,height,base;

float at;

printf("Enter radius of circle : ");

scanf("%d",&radius);

ac=3.14 * radius * radius;

printf("Area of Circle : %d\n",ac);

printf("Enter length of rectangle : ");

scanf("%d",&length);

printf("Enter breadth of rectangle : ");

scanf("%d",&breadth);

ar=length*breadth;

printf("Area of rectangle : %d\n",ar);

printf("Enter height of triangle : ");

scanf("%d",&height);

printf("Enter base of triangle : ");

scanf("%d",&base);

at = 0.5f * height * base;

printf("Area of triangle : %f\n",at);

break;

case 5:;

float f,c;

printf("Enter farhenheit value: ");

scanf("%f",&f);

c=0.555555556 * (f-32);

printf("Celcius value of %f is %f \n",f,c);

break;

case 6:;

int number,r1,temp,rev=0;

printf("Enter 3 digit number :");

scanf("%d",&number);

temp=number;

for( ;number;number=number/10)

{

    r=number%10;

    rev=rev*10+r;

}

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

break;

}

}