JAVA ASSIGNMENT NO-4
1)wap to input a no and check it is a prime or not
import java .io.*;
class prime
{
int n;
prime(int t)
{
n=t;
}
void cal()
{
int i,c=0;
for(i=2;i<n;i++)
{
if(n%i==0)
{
c=c+1;
break;
}
}
if(c==1)
System.out.println("not prime");
else
System.out.println("prime");
}
}
class cont
{
public static void main(String arg[])
{
prime s=new prime(7);
s.cal();
}
}
2)wap to iput a no and check it is automorphic or not
import java .io.*;
class prime
{
int n,y,g;
prime(int t)
{
n=t;
//storing value of n in y
y=n;
int i=1,c=0,d;
while(n>0)
{
d=n%10;
if(d>1)
{
c=d*i; //here we get the value of first no of digit*(0) according to no of digit
}
n=n/10;
i=i*10; //every time multiply by 10
}
g=(y-c)*(y-c);//ex (749-700) we wil get the no leaving first no
if(g==y) //checking both value
System.out.println("no is automorphic");
else
System.out.println("not automorphic");
}
}
class atmor
{
public static void main(String arg[])
{
int d;
prime s=new prime(25);
}
}
3)wap to input a no and check it is Armstrong or not
import java .io.*;
class prime
{
int n,b;
prime(int t)
{
n=t;
}
void cal()
{
int i,f=0,d,a;
a=n;
while(n>0)
{
b=n%10;
f=f+b*b*b;
n=n/10;
}
if(f==a)
System.out.println("armstrong");
else
System.out.println("no is not armstrong");
}
}
class arm
{
public static void main(String arg[])
{
prime s=new prime(15);
s.cal();
}
}
4)wap to find sun of digit until it is beacme a single digit
import java .io.*;
class prime
{
int n,b;
prime(int t)
{
n=t;
}
void cal()
{
int i,f=0,d,a;
while(n>1)
{
b=n%10;
f=f+b;
n=n/10;
}
System.out.println("answer is="+f);
}
}
class single
{
public static void main(String arg[])
{
prime s=new prime(115);
s.cal();
}
}
5)wap to input a no and find the biggest digit
import java .io.*;
class prime
{
int n,b;
prime(int t)
{
n=t;
}
void cal()
{
int f=0,max=0;
while(n>1)
{
b=n%10;
if(b>max)
max=b;
n=n/10;
}
System.out.println("max is="+max);
}
}
class last
{
public static void main(String arg[])
{
prime s=new prime(195);
s.cal();
}
}
JAVA ASSIGNMENT NO-1
1)WAP to display ur name
class name
{
public static void main(String arg[])
{
System.out.print("may name is manish");
}
}
2)WAP to disply int,char,float,double & string.
class int1
{
public static void main(String arg[])
{
int a;
double b;
String s;
float f;
char ch;
a=5;
ch='m';
f=0.1f;
b=12.566;
System.out.println("int is="+a);
System.out.println("float is="+f);
System.out.println("double is="+b);
System.out.println("char="+ch);
System.out.println("string is="+"manish");
}
}
3)WAP to enter 2 nos & find their sum, subtraction, multiplication,division.
import java .io.*;
class rate
{
int a,b,c;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter two number");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void add()
{
c=a+b;
System.out.println("sum="+c);
}
void sub()
{
c=a-b;
System.out.println("sub="+c);
}
void mul()
{
c=a*b;
System.out.println("mul="+c);
}
void div()
{
c=a/b;
System.out.println("div="+c);
}
}
class cal
{
public static void main(String arg[])
{
rate t=new rate();
t.input();
t.add();
t.sub();
t.mul();
t.div();
}
}
4)WAP to enter 2 nos & swap them.
import java .io.*;
class rate
{
int a,b,c;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter two number");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
c=a;
a=b;
b=c;
System.out.println("after swap a="+a +"and b=" +b);
}
}
class swap
{
public static void main(String arg[])
{
rate t=new rate();
t.input();
t.cal();
}
}
5)WAP to enter 2 nos and swap them without using 3rd variable.
import java .io.*;
class rate
{
int a,b,c;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter two number");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
a=a+b;
b=a-b;
a=a-b;
System.out.println("after swap a="+a +"and b=" +b);
}
}
class swap1
{
public static void main(String arg[])
{
rate t=new rate();
t.input();
t.cal();
}
}
JAVA ASSIGNMENT N0-2
1)WAP TO FIND THE TEMP IN CELSIUS
import java .io.*;
class temp
{
int f,c;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter the temprature");
try
{
f=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
c=(f-32)*5/9;
System.out.println("temprature in celsius is="+c);
}
}
class celsius
{
public static void main(String arg[])
{
temp t=new temp();
t.input();
t.cal();
}
}
2)WAP TO FIND AREA OF CIRCLE
import java .io.*;
class area
{
int r;
double a;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter the radius");
try
{
r=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
a=3.14*r*r;
System.out.println("temprature in celsius is="+a);
}
}
class circle
{
public static void main(String arg[])
{
area t=new area();
t.input();
t.cal();
}
}
3)WAP TO CALCULATE SIMPLE INTEREST
import java .io.*;
class rate
{
int p,r,t;
double a;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter the principal,rate and time");
try
{
p=Integer.parseInt(br.readLine());
r=Integer.parseInt(br.readLine());
t=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
a=(p*r*t)/100;
System.out.println("temprature in celsius is="+a);
}
}
class si
{
public static void main(String arg[])
{
rate t=new rate();
t.input();
t.cal();
}
}
4)wap to find roots of qudratic equation
import java .io.*;
class rate
{
int a,b,c;
double d,r1,r2;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("a,b and c");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
c=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
d=b*b-(4*a*c);
r1=(-b+(Math.sqrt(d)))/(2*a);
r2=(-b-(Math.sqrt(d)))/(2*a);
System.out.println("root are ="+r1);
System.out.println("root are ="+r2);
}
}
class root
{
public static void main(String arg[])
{
rate t=new rate();
t.input();
t.cal();
}
}
5)wap to find area of equrateral triangle
import java .io.*;
class area
{
int s;
double a;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter the side");
try
{
s=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
a=((Math.sqrt(3))/4)*s*s;
System.out.println("temprature in celsius is="+a);
}
}
class triangle
{
public static void main(String arg[])
{
area t=new area();
t.input();
t.cal();
}
}
COLLEGE JAVA ASSIGNMENT NO -3
1) WAP TO ENTER TWO NO AND DISPLAY WHICH ONE IS GREATER
import java .io.*;
class greater
{
int a,b;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter two no");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
if(a>b)
System.out.println("greater no is="+a);
else
System.out.println("greater no is ="+b);
}
}
class astwo
{
public static void main(String arg[])
{
greater t=new greater();
t.input();
t.cal();
}
}
2) WAP TO ENTER A NO AND CHECK IT EVEN OR ODD
import java.io.*;
class even
{
int a;
void input()
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
System.out.println("enter two no");
a=Integer.parseInt(br.readLine());
}
void check()
{
if(a%2==0)
System.out.println("even");
else
System.out.println("odd");
}
}
class odd
{
public static void main(String arg[])
{
even c=new even();
c.input();
c.check();
}
}
3) WAP TO ENTER 3 NUMBER AND FIND THE LARGEST AMONG THEM
import java .io.*;
class max
{
int a,b,c;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter three no");
try
{
a=Integer.parseInt(br.readLine());
b=Integer.parseInt(br.readLine());
c=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
if((a>b) && (a>c))
System.out.println("greater no is="+a);
if((b>a) && (b>c))
System.out.println("greater no is ="+b);
else
System.out.println("greater no is ="+c);
}
}
class max3
{
public static void main(String arg[])
{
max t=new max();
t.input();
t.cal();
}
}
4) WAP TO CALCULATE ELECTRICTY BILL READ THE STARTING AND
ENDING METER READING NO OF UNIT CONSUME
1.200-500 RATE IS Rs3.50/UNIT
2.100-200 RATE IS Rs2.50/UNIT
3.LESS THAN 200 Rs1.50/UNIT
import java .io.*;
class elect
{
int a;
double price;
void input()
{
DataInputStream br=new DataInputStream(System.in);
System.out.println("enter the unit consume");
try
{
a=Integer.parseInt(br.readLine());
}
catch(Exception e)
{
}
}
void cal()
{
if((a>200) && (a<500))
{
price=3.50*a;
System.out.println("total electricity bill is="+price);
}
if((a>100) && (a<200))
{
price=2.50*a;
System.out.println("total electricity bill is="+price);
}
if(a<100)
{
price=1.50*a;
System.out.println("total electricity bill is="+price);
}
}
}
class bill
{
public static void main(String arg[])
{
elect t=new elect();
t.input();
t.cal();
}
}
5) WAP TO ENTER THE GENDER AND SALARY OF EMPLOYEE AND DISPLAY
HIS GROSS AND NET SALARY ACCORING TO THE GIVEN CONDITION
1.IF GENDER IS FEMALE AND SAL>10000
A.HRA=15%
B.DA=10%
C.PF=10%
2.IF GENDER IS MALE AND SAL>5000
A.HRA=20%
B.DA=15%
C.PF=10%
3.FOR OTHERS
A.HRA=10%
B.DA=9%
C.PF=8%
import java .io.*;
class basic
{
int b;
double da,pf,hra,ns,gs;
void input()
{
DataInputStream br=new DataInputStream(System.in);
try
{
System.out.println("enter your basic salary");
b=Integer.parseInt(br.readLine());
System.out.println("enter your gender");
a=(char)br.read();
}
catch(Exception e)
{
}
}
void cal()
{
if((a=='m') && (b>5000))
{
hra=(20*b)/100;
da=(15*b)/100;
pf=(10*b)/100;
gs=hra+da+pf+b;
ns=gs-pf;
System.out.println("Net salary="+ns);
}
else if((a=='f') && (b>10000))
{
hra=(15*b)/100;
da=(10*b)/100;
pf=(8*b)/100;
gs=hra+da+pf+b;
ns=gs-pf;
System.out.println("Net salary="+ns);
}
else
{
hra=(10*b)/100;
da=(9*b)/100;
pf=(8*b)/100;
gs=hra+da+pf+b;
ns=gs-pf;
System.out.println("Net salary="+ns);
}
}
}
class sal
{
public static void main(String arg[])
{
basic t=new basic();
t.input();
t.cal();
}
}
THANKS FOR VISIT IF YOUR HAVE ANY QUERY REGARDING OUTPUT CONTACT ME
MANISH RAJ
9576253532
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