/*
Accept an integer and check whether it is even or odd.
*/
#include<stdio.h>
main()
{
int n;
printf("Enter Number- ");
scanf("%d",&n);
if ((n%2)==(0))
printf("The number is even-\n");
else
printf("The number is even-\n");
}
/*
Cashier has currency notes of denomination 1, 5, 10. Accept the
amount to be withdrawn from the user and print total number of
currency notes of each denomination the cashier will have to give
to the user
*/
#include<stdio.h>
main()
{
int n,t,T,E,O;
printf("Enter amount- ");
scanf("%d",&n);
T=n/10;
t=n%10;
E=t/5;
O=t%5;
printf("The cashier gives-\n");
printf("%d notes of 10, %d notes of 5 and %d notes of 1.\n",T,E,O);
}
/*
Accept l, b, r of a room and l, b of a door and two windows having
same l,b. Print area to be painted and area to be white washed.
*/
#include<stdio.h>
main()
{
int lr,br,hr,ld,bd,lw,bw;
float p, w;
printf("Enter lr,br,hr,ld,bd,lw,bw- ");
scanf("%d%d%d%d%d%d%d%d",&lr,&br,&hr,&ld,&bd,&lw,&bw);
p=(2*lr*hr)+(2*br*hr)-(ld*bd+2*lw*bw);
w=lr*br;
printf("Area to be painted- %f.\n",p);
printf("Area to be white washed- %f.\n",w);
}
/*
Accept character of a keyboard and print is previous and next
character.
*/
#include<stdio.h>
main()
{
char ch,ch1,ch2;
printf("Enter a character- ");
scanf("%c",&ch);
ch1= ch-1;
ch2= ch+1;
printf("\nThe previous character is %c.\n",ch1);
printf("The nextcharacter is %c.\n",ch2);
}
/*
The basic salary of an employee is decided at the time of employment.
Apart from the basic salary; employee gets 10% of basic as have rent
30% basic as D.A. A professional tax as 5% at basic is deducted from
salary. Accept employee id and basic salary of employee % find net
salary.
*/
#include<stdio.h>
main()
{
int b;
float t;
printf("Enter b- ");
scanf("%d",&b);
t=b+(0.1)*b+(0.3)*b-(0.05)*b;
printf(" Net Salary=%f",t);
}
/*
Accept x and y coordinates of two points and find the distance
between two points.
*/
#include<stdio.h>
main()
{
int x1,y1,x2,y2;
float d;
printf("Enter x1,y1,x2,y2- ");
scanf("%d%d%d%d",&x1,&y1,&x2,&y2);
d=sqrt(((x2-x1)*(x2-x1))+((y2-y1)*(y2-y1)));
printf(" Distance=%f",d);
}
/*
Accept dimensions of a triangle & print area and perimeter of
the triangle.
*/
#include<stdio.h>
main()
{
int a,b,c;
float P,S,A;
printf("Enter a, b, c - ");
scanf("%d%d%d",&a,&b,&c);
P=a+b+c;
printf("Perimeter = %f",P);
S=P/2;
A=sqrt((S-a)*(S-b)*(S-c));
printf(" Area=%f",A);
}
#include<stdio.h>main()
{
int a,b;
float A,H;
printf("Enter a, b: ");
scanf("%d%d",&a,&b);
A = (a+b)*0.5;
printf("Arithmetic Mean = %f\n",A);
H = ((float)(a*b))/((float)(a+b));
printf("Harmonic Mean = %f\n",H);
}
/* Accept initial velocity, acceleration and time. Print the Final velocity and Displacement. */ #include<stdio.h> main() { int u,a,t; float v,s; printf("Enter u, a, t - "); scanf("%d%d%d",&u,&a,&t); v=u+(a*t); printf("Velocity = %f",v); s=(u*t)+(0.5*a*t*t); printf(" Acceleration=%f",s); }
class Student
{
int roll;
double per;
static int cnt=0;
student () {cnt ++}
student (int r, String nm, double p)
{
roll = r;
name=nm;
cnt++;
System.out.println("Counter= "+cnt);
}
public String toString()
{
return("Roll no "+roll+" Name= "+name+" Percentage= "+per);
}
public static void main(String args[])
{
Student s1= new Student (1,"Rohit",65.12);
System.out.println(s1);
Student s2= new Student (2,"Pranav",61.12);
System.out.println(s2);
Student s1= new Student (1,"Aditya",68.12);
System.out.println(s1);
System.out.println("Number of students: "+cnt);
}
}
/*
Accept the temperature in Fahrenheit and print it in Celsius and kelvin using C.
*/
#include<stdio.h>
main()
{
int f;
float c,k;
printf("Enter f - ");
scanf("%d",&f);
c=(f-32)*(0.55555555555);
printf("Temperature in Celsius = %f\n",c);
k=c+273;
printf("Temperature in kelvin = %f\n",k);
}