Solution of ANSIC Excercies Chapter 01 ~ All In One

CHAPTER 01

(Mahmud_Jamil)..BRUR // 02-09-2016

1.1 Write a program that will print your mailing address in the following form :

                                                 First line     :   Name
                                                 Second line :   Door No, Street
                                                 Third line     :   City, Pin code

Solution:

#include<stdio.h>

int main()

{

printf("\n\tName : Md. Jamil Mahmud\n");

printf("\tDoor No : 02 , Street: Park Road\n");

printf("\tCity : Rangpur , Pin Code: 7864\n\n");

return 0;

}

1.2 Modify the above program to provide border lines to the address.

Solution:

#include<stdio.h>

int main()

{

printf("\n\t _________________________________________\n");

printf("\n\t | Name : Md.Mahmud Jamil |\n");

printf("\n\t | Door No : 02 , Street : Park Road |\n");

printf("\n\t | City : Rangpur , Pin Code : 7864 |\n");

printf("\n\t |_________________________________________|\n\n\n");

return 0;

}

1.3 Write a program using one print statement to print the pattern of asterisks as shown below :
                                                         *
                                                         *     *
                                                         *     *     *
                                                         *     *     *    *

Solution:

#include<stdio.h>

int main()

{

int i,j,k;

for(i=1;i<=4;i++){

for(j=1;j<=i-4;j++)

printf(" ");

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

printf(" * ");

printf("\n");

}

return 0;

}

1.4 Write a program that will print the following figure using suitable charactes.

____________ ___________

|___________| >>------------------> |___________|

Solution:

#include<stdio.h>

int main()

{

printf("\n\t ___________ ___________\n");

printf("\t|\t | |\t |\n");

printf("\t|\t |>>--------->|\t |\n");

printf("\t|\t | |\t |\n");

printf("\t|___________| |___________|\n\n");

return 0;

}

1.5 Given the radius of a circle, write a program to compute and display its area. Use a
symbolic constant to define the π value and assume a suitable value for radius.

Solution:

#include <stdio.h>

int main ()

{

int r;

float area,pi;

printf("enter radius ");

scanf("%d",&r);

pi=3.1416;

area=pi*r*r;

printf("\n\tArea=%.2f\n",area);

return 0;

}

1.6 Write a program to output the following multiplication table.
5 * 1 =5
5 * 2 =10
5 * 3 =15
……….

……….

5 * 10 =50

Solution:

#include <stdio.h>

int main ()

{

int i=1,x=5;

while(i<=10) {

printf("\t%d X %d= %d\n",x,i,x*i);

i=i++;

}

return 0;

}

1.7 Given two integers 20 and 10, write a program that uses a function add() to add these
       two numbers and sub() to find the difference of these two numbers and then display
       the sum and difference in the following form:
                                                         20 + 10 = 30
                                                         20 – 10 = 10

Solution:

#include<stdio.h>

int main()

{

int Sum,Diff;

Sum=20+10;

Diff=20-10;

printf("\t20 + 10 = %d\n", Sum);

printf("\t20 - 10 = %d\n", Diff);

return 0;

}

1.8   Given the values of three variables a, b and c, write a program to compute and display
        the values of x, where
                                                 X= a / (b - c)
      Execute your program for the following values:
      (a) a=250, b==85,c=25
      (b) a=300, b=70, c=70
     Comment on the output in each case.

Solution:

#include <stdio.h>

int main ()

{

int a,b,c;

float x;

printf("Enter a= ");

scanf("%d",&a);

printf("Enter b= ");

scanf("%d",&b);

printf("Enter c= ");

scanf("%d",&c);

x=a/(b-c);

printf("\nresult=%.2lf\n",x);

return 0;

}

/* comment:

Any number can not be divided by zero

so is not possible to determine the correct answer is B

1.9   Relationship between Celsius and Fahrenheit is governed by the formula
                                                      F = (9C/5)+32
                              Write a program to convert the temperature
                                            (a) from Celsius to Fahrenheit and
                                            (b) from Fahrenheit to Celsius.

Solution: (a)

#include <stdio.h>

int main ()

{

float celsius,farenheit;

printf("enter the temperature in celsius:");

scanf("%f",&celsius);

farenheit=(1.8*celsius)+32;

printf("temperature in farenheit is:%.2f\n",farenheit);

return 0;

}

Solution: (b)

#include <stdio.h>

int main ()

{

double C,F;

printf("enter the temparature in F:");

scanf("%lf",&F);

C=5*(F-32)/9;

printf("temparature in C is:%lf\n",C);

return 0;

}

1.10 Area of a triangle is given by the formula
                      A=sqrt(S(S-a)(S-b)(S-c))
          Where a, b and c are sides of the triangle and 2S=a+b+c. Write a program to
         compute the area of the triangle given the values of a, b and c.

Solution:

#include<stdio.h>

#include<math.h>

int main( )

{

double S,a,b,c,Area;

printf("a=");

scanf("%lf",&a);

printf("b=");

scanf("%lf",&b);

printf("c=");

scanf("%lf",&c);

S=(a+b+c)/2;

Area=sqrt(S*(S-a)*(S-b)*(S-c));

printf("Area=%lf\n",Area);

return 0;

}

1.11   Distance between two points (x1,y1) and (x2,y2) is governed by the formula
                                                   D2 = (x2-x1)2+(y2-y1)2
          Write a program to compute D given the coordinates of the points.

Solution:

#include<stdio.h>

#include<math.h>

int main()

{

float x1,x2,y1,y2;

float D;

printf("Enter the value of x1 y1 x2 y2\n");

scanf("%f %f %f %f", &x1,&y1,&x2,&y2);

D=sqrt((x2-x1)*(x2-x1)+ (y2-y1)* (y2-y1));

printf("\nD= %.2f\n",D);

return 0;

}

1.12 A point on the circumference of a circle whose center is (0, 0) is (4, 5). Write
a program to compute perimeter and area of the circle.

Solution:

#include<stdio.h>

#include<math.h>

int main()

{

double r, c1=0, c2=0, x1=4, y1=5, area, PI, perimeter;

r = sqrt((c1 - x1)*(c1 - x1) + (c2 - y1)*(c2 - y1));

PI = acos(-1);

perimeter = 2 * PI * r;

area = PI * r * r;

printf("Perimeter = %.2lf\n", perimeter);

printf("Area = %.2lf\n", area);

return 0;

}

1.13 The line joining the points (2,2) and (5,6) which lie on the circumference of a circle is the
diameter of the circle. Write a program to compute the area of the circle.

Solution:

#include<stdio.h>

#include<math.h>

int main()

{

int x1=2,y1=2,x2=5,y2=6;

float Diameter,Radius,Area,Pi=3.1416;

Diameter=sqrt(((x2-x1)*(x2-x1))+ ((y2-y1)* (y2-y1)));

Radius= Diameter/2;

Area=Pi*Radius*Radius;

printf("\nArea= %.2f\n",Area);

return 0;

}

1.14    Write a program to display the equation of a line in the form
                                                  ax+by=c
                                       for a=5, b=8 and c=18.

Solution:

#include<stdio.h>

int main()

{

int a,b,c;

printf("Enter a= ");

scanf("%d",&a);

printf("Enter b= ");

scanf("%d",&b);

printf("Enter c= ");

scanf("%d",&c);

printf("\n %dx+%dy =%d\n",a,b,c);

return 0;

}

1.15 Write a program to display the following simple arithmetic calculator
                  x=                                 y=
                 Sum=                            Difference=
                Product=                       Division=

Solution:

#include<stdio.h>

int main( )

{

float x,y,sum,Difference, product,division;

scanf("%f",&x);

scanf("%f",&y);

printf("\nx=%.2f\n",x);

printf("Y=%.2f\n",y);

printf("\tsum=%.2f\n",x+y);

printf("\tDifference=%.2f\n",x-y);

printf("\tproduct=%.2f\n",x*y);

printf("\tdivision=%.2f\n",x/y);

return 0;

}

>>>>>END<<<<<

All In One

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Solution of ANSIC Excercies Chapter 01

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