/* Problem1.7*/
#include<stdio.h>
#include<conio.h>
#define a 20
#define b 10
void main()
{
int c,d;
clrscr();
c=a+b;
d=a-b;
printf("%d+%d=%d\n%d-%d=%d",a,b,c,a,b,d);
getch();
}
/* Problem1.8*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a,b,c;
float x;
printf("Enter the value of a, b & c-\n");
scanf("%d%d%d",&a,&b,&c);
x=a/(b-c);
printf("x=%f",x);
getch();
}
/* Problem1.9(a)*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float c,f;
printf("Enter the temparature in celsius=");
scanf("%f",&c);
f=(9*c/5)+32;
printf("Temparature in fahrenheit=%5.2f",f);
getch();
}
/* Problem1.9(b)*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float c,f;
printf("Enter the temparature in fahrenheit=");
scanf("%f",&f);
c=5*(f-32)/9;
printf("Temparature in celsius=%5.2f",c);
getch();
}
/* Problem1.10*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
clrscr();
float a,b,c,S,A;
printf("value of the sides of the triangle-\n");
scanf("%f%f%f",&a,&b,&c);
S=(a+b+c)/2;
A=sqrt(S*(S-a)*(S-b)*(S-c));
printf("Area of the triangle=%5.3f",A);
getch();
}
/* Problem1.11*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
clrscr();
float D,x1,x2,y1,y2;
scanf("%f%f%f%f",&x1,&y1,&x2,&y2);
D=sqrt(pow((x2-x1),2)+pow((y2-y1),2));
printf("D=%f",D);
getch();
}
/* Problem1.12*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
#define pi 3.1416
void main()
{
clrscr();
float a,p,r,x1=0,x2=4,y1=0,y2=5;
r=sqrt(pow((x2-x1),2)+pow((y2-y1),2));
p=2*pi*r;
a=pi*r*r;
printf("Radius of the given circle=%f\n",r);
printf("Perimeter of the given circle=%f\n",p);
printf("Area of the given circle=%f\n",a);
getch();
}
/* Problem1.13*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
#define pi 3.1416
void main()
{
clrscr();
float a,d,x1=2,x2=5,y1=2,y2=6;
d=sqrt(pow((x2-x1),2)+pow((y2-y1),2));
a=pi*pow((d/2),2);
printf("Diameter of the given circle=%5.2f\n",d);
printf("Area of the given circle=%5.3f\n",a);
getch();
}
/* Problem1.14*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a=5,b=8,c=18;
printf("%dx+%dy=%d",a,b,c);
getch();
}
/* Problem1.15*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,b,c,d,x,y;
scanf("%f%f",&x,&y);
a=x+y;b=x-y;c=x*y;d=x/y;
printf("sum=%f\ndifference=%f\nproduct=%f\ndivision=%f\n",a,b,c,d);
getch();
}
/* Problem2.2*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float t,p;
printf("Enter the amont of taka =");
scanf("%f",&t);
p=t*100;
printf("%f paise.",p);
getch();
}
/* Problem2.3*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a,c;
for(c=1;c<=100;c++)
{
a=c%2;
if(a==0)
{
printf("%d\t",c);
}
}
getch();
}
/* Problem2.4*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,b,c;
printf("Give two decimal values.\n");
scanf("%f%f",&a,&b);
c=a/b;
printf("The first number=%f\nThe second number=%f\nThe result=%f\n",a,b,c);
getch();
}
/* Problem2.5*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,b;
printf("price of the rice per kg=");scanf("%f",&a);
printf("price of the sugar per kg=");scanf("%f",&b);
printf("***LIST OF ITEMS***\nItem\tPrice\nRice\tRs %f\nSugar\tRs %f\n",a,b);
getch();
}
/* Problem2.7*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int x,y;short int z;
x=121314;
y=121985;
z=x+y;
printf("x=%d\ty=%d\nz=%d",x,y,z);
getch();
}
/* Problem2.8*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,b;int x;
scanf("%f%f",&a,&b);
x=a+b;
printf("first number=%f\nsecond number=%f\nInteger sum of that two numbers=%d",a,b,x);
getch();
}
/* Problem3.1*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int x,y,z,a,b,c,d;
printf("x=");scanf("%d",&x);
printf("y=");scanf("%d",&y);
printf("z=");scanf("%d",&z);
a=x+y+z;b=z+x;c=x+y;d=y+z;
x=a-b;y=a-c;z=a-d;
printf("x=%d\ty=%d\tz=%d\n",x,y,z);
getch();
}
/* Problem3.2*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a;int b,s;
scanf("%f",&a);
s=a;
b=s%10;
printf("%d",b);
getch();
}
/* Problem3.3*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a;int b,s;
scanf("%f",&a);
s=a;
b=s%100;
printf("%d",b);
getch();
}
/* Problem3.4*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float l,w,a,p;
printf("Length=");scanf("%f",&l);
printf("Width=");scanf("%f",&w);
a=l*w;
p=2*(l+w);
printf("Area of the rectangle=%2.2f\nPerimeter of the rectangle=%2.2f",a,p);
getch();
}
/* Problem3.6*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,x,y,z;
printf("Depreciation=");scanf("%f",&z);
printf("Purchase price=");scanf("%f",&y);
printf("Years of service=");scanf("%f",&x);
a=y-(z*y);
printf("Salvage value=%f",a);
getch();
}
/* Problem3.7*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a;int b,c;
printf("Give a number=");scanf("%f",&a);
b=a+1;c=a-1;
printf("\n\n%d\t%f\t%d\n",b,a,c);
getch();
}
/* Problem3.8*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float s,u,a,t;
scanf("%f",&u);
scanf("%f",&a);
scanf("%f",&t);
s=(u*t)+((a*t*t)/2);
printf("distance=%5.2f",s);
getch();
}
/* Problem3.9*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
clrscr();
float EOQ,TBO,dr,sc,hc;
printf("Demand rate=");scanf("%f",&dr);
printf("Setup costs=");scanf("%f",&sc);
printf("Holding cost per item per unit time=");scanf("%f",&hc);
EOQ=sqrt((2*dr*sc)/hc);
TBO=sqrt((2*sc)/(dr*hc));
printf("Economic Order Quantity=%f\nTime Between Orders=%f",EOQ,TBO);
getch();
}
/* Problem3.11*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a,s;
scanf("%4d",&a);
s=(a%10)+((a/10)%10)+((a/100)%10)+(a/1000);
printf("Sum of the numbers digits=%d",s);
getch();
}
/* Problem3.12*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
printf("datatype\t size(bits)\n");
printf("char\t\t\t8\nunsigned char\t\t8\nint\t\t\t16\ninsigned int\t\t16\nshort int\t\t8\nunsigned short int\t8\nlong int\t\t32\nunsigned long int\t32\nfloat\t\t\t32\ndouble\t\t\t64\nlong double\t\t80\n");
getch();
}
/* Problem3.13*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a,b,c,x,y;
printf("Enter three values-\n");
scanf("%d%d%d",&a,&b,&c);
x=(a>b)?a:b;
y=(x>c)?x:c;
printf("The largest value is %d",y);
getch();
}
/* Problem3.14*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int m,n,x;
printf("m=");scanf("%d",&m);
printf("n=");scanf("%d",&n);
x=m%n;
if(x==0)
{
printf("%d is the multiple of %d",m,n);
}
else
{
printf("%d is not the multiple of %d",m,n);
}
getch();
}
/* Problem3.15*/
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
float a,b,c,x,y;
printf("Enter the values-\n");scanf("%f%f%f",&a,&b,&c);
x=a+b+c;printf("Sum of the values=%f\n",x);
y=(a+b+c)/3;printf("Average of the values=%5.2f\n",y);
if(a>b)
{
if(a>c)
{
printf("The largest number is %f\n",a);
if(b>c)
{
printf("The smallest number is %f\n",c);
}
else
{
printf("The smallest number is %f\n",b);
}
}
else
{
printf("The largest number is %f\n",c);
printf("The smallest number is %f\n",b);
}
}
else
{
if(b>c)
{
printf("The largest number is %f\n",b);
if(a>c)
{
printf("The smallest number is %f\n",c);
}
else
{
printf("The smallest number is %f",a);
}
}
else
{
printf("The largest number is %f\n",c);
printf("The smallest number is %f\n",a);
}
}
getch();
}
/* Problem3.17*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
clrscr();
int x;float a,b;
printf("__________________________________________\n");
printf("x(degrees)\tsin(x)\t\tcos(x)\n");
for(x=0;x<=180;x=x+15)
{
a=sin(x);
b=cos(x);
printf("%d\t\t%5.2f\t\t%5.2f\n",x,a,b);
}
printf("__________________________________________\n");
getch();
}
/* Problem3.18*/
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
clrscr();
int a,b; float x;
printf("_________________________________________________\n");
printf("number\t\tsquare-root\t\tsquare\n");
for(a=0;a<=100;a=a+10)
{
x=sqrt(a);
b=a*a;
printf("%d\t\t%f\t\t%d\n",a,x,b);
}
printf("_________________________________________________\n");
getch();
}
/* Problem1.5*/
#include<stdio.h>
#include<conio.h>
#define pi 3.1416
void main()
{
float r,area;
clrscr();
printf("Radius of the circle=");
scanf("%f",&r);
area=pi*r*r;
printf("Area of the circle=%f\n",area);
getch();
}
/* Problem1.6*/
#include<stdio.h>
#include<conio.h>
void main()
{
int a,c=1;
clrscr();
read:
if(c<=10)
{
a=5*c;
printf("5*%d=%d\n",c,a);
goto read;
}
else
{
printf(" ");
}
getch();
}
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