Friday, February 3, 2012
Music Torture: Lil wayne-carter 4 deluxe edition full album
Music Torture: Lil wayne-carter 4 deluxe edition full album: Tha Carter IV is the ninth studio album by American rapper Lil Wayne, released on August 29, 2011 through Young Money Entertainment, Cas...
Tuesday, December 27, 2011
Program to
import java.util.*;
public class Ch3Q9
{public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter n: ");
int n = kbd.nextInt();
int [] x = new int [n];
System.out.println("Enter elements: ");
for(int i = 0; i < n; i++)
x[i] = kbd.nextInt();
for(int i = 0; i < n/2; i++)
{int temp = x[i];
x[i] = x[n-i-1];
x[n-i-1] = temp;
}
System.out.println("Enter array is: ");
for(int i = 0; i < n; i++)
System.out.print(x[i]+" ");
}
}
Program to
import java.util.*;
public class Ch3Q8
{public static void main(String[] args)
{int x [] = {30, 50, 20, 80, 100, 90, 60, 10, 40, 70};
int y[];
y = x;
System.out.println("Arrays x and y equal is "+Arrays.equals(x, y));
System.out.println("Array x is:");
for(int i = 0; i < x.length; i++)
System.out.print(x[i]+" ");
System.out.println();
Arrays.sort(y, 1, 5);
System.out.println("Arrays x and y equal is "+Arrays.equals(x, y));
System.out.println("Array y is:");
for(int i = 0; i < y.length; i++)
System.out.print(y[i]+" ");
System.out.println();
Arrays.sort(x);
System.out.println("Array x is:");
for(int i = 0; i < x.length; i++)
System.out.print(x[i]+" ");
System.out.println();
int z[] = new int[10];
Arrays.fill(z, 10);
for(int i = 0; i < z.length; i++)
{z[i] *= i; z[i]+=10;}
System.out.println("Array z is:");
for(int i = 0; i < z.length; i++)
System.out.print(z[i]+" ");
System.out.println();
for(int no = 7; no <= 700; no*=10)
{int pos = Arrays.binarySearch(x, no);
System.out.println("position of "+no+" in x array is "+pos);
}
System.out.println("Arrays z and y equal is "+Arrays.equals(z, y));
int z1[] = new int[5];
System.arraycopy(z, 3, z1, 0, 5);
System.out.println("Array z1 is:");
for(int i = 0; i < z1.length; i++)
System.out.print(z1[i]+" ");
System.out.println();
}
}
Friday, December 23, 2011
Program for factorial
import java.util.*;
public class Ch2Q40
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter n and r: ");
int n = kbd.nextInt();
int r = kbd.nextInt();
System.out.println("nCr = "+fact(n)/(fact(r)*fact(n-r)));
System.out.println("nPr = "+fact(n)/fact(n-r));
}
static long fact(int n)
{if(n==0)return 1;
return n*fact(n-1);
}
}
Program for
import java.util.*;
public class Ch2Q39a
{public static void main(String[] args)
{int n;
double x, sum = 0;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter x: ");
x = kbd.nextDouble();
System.out.print("Enter no of terms: ");
n = kbd.nextInt();
for(int i = 0; i <= n; i++)
sum += Math.pow(x, i)/fact(i);
System.out.println("Sum = "+ sum);
}
static long fact(int n)
{long f = 1;
for(int i = 1; i <= n; i++)
f *= i;
return f;
}
}
Program for
import java.util.*;
public class Ch2Q39
{
public static void main(String[] args)
{int n;
double x, sum = 0, term = 1;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter x: ");
x = kbd.nextDouble();
System.out.print("Enter no of terms: ");
n = kbd.nextInt();
for(int i = 1; i <= n; i++)
{sum += term;
term *= x/i;
}
System.out.println("Sum = "+ sum);
}
}
Program for
import java.util.*;
public class Ch2Q38
{public static void main(String[] args)
{int n;
double sum = 0;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter no of terms: ");
n = kbd.nextInt();
int sign = 1;
for(int i = 1; i <= n; i++)
{sum += sign*1.0/i;
sign = -sign;
}
System.out.println("Sum = "+ sum);
}
}
Program for
import java.util.*;
public class Ch2Q37
{public static void main(String[] args)
{int n;
double sum = 0;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter number of terms: ");
n = kbd.nextInt();
for(int i = 1; i <= n; i++)
sum += 1.0/i;
System.out.println("Sum = "+ sum);
}
}
Program for
import java.util.*;
public class Ch2Q35
{
public static void main(String[] args)
{int n, k = 1;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter a integer: ");
n = kbd.nextInt();
loop: for(int i = 1; ; i++)
{for(int j = 1; j <= i; j++)
{System.out.printf("%-3d\t", k++);
if(k>n)break loop;
}
System.out.println();
}
}
}
Program for pattern
import java.util.*;
public class Ch2Q34
{
public static void main(String[] args)
{int n = 3;
for(int i = 1; i <= n; i++)
{for(int j = 1; j <= 4 - i; j++)
System.out.print(" ");
for(int j = 1; j <= 2*i-1; j++)
System.out.print(" *");
System.out.println();
}
for(int i = n-1; i >= 1; i--)
{for(int j = 1; j <= 4 - i; j++)
System.out.print(" ");
for(int j = 1; j <= 2*i-1; j++)
System.out.print(" *");
System.out.println();
}
}
}
Program to
import java.util.*;
public class Ch2Q33
{
public static void main(String[] args)
{
int n = 5;//n indicates number of lines
for(int i = 1; i <=n; i++)
{for(int j = 1; j <= i; j++)
System.out.print(" ");
for(int j = 1; j <= n-i+1; j++)
System.out.print("* ");
System.out.println();
}
}
}
/* __* * * * *
* ____* * * *
______* * * */
Program to
import java.util.*;
public class Ch2Q32
{
public static void main(String[] args)
{int n;
for(int i = 1; i <= 5; i++)
{for(int j = 1; j <= i; j++)
System.out.printf("%-3d\t", (i+j+1)%2);
System.out.println();
}
}
}
Program to
import java.util.*;
public class Ch2Q31
{
public static void main(String[] args)
{int n, k = 1;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter a integer: ");
n = kbd.nextInt();
System.out.print("Enter the pattern no(1 or 2 or 3 or 4 to Quit): ");
int choice = kbd.nextInt();
while(choice !=4)
{
switch(choice)
{case 1: pattern1(n); break;
case 2: pattern2(n); break;
case 3: pattern3(n);
}
System.out.print("Enter the pattern no(1 or 2 or 3 or 4 to Quit): ");
choice = kbd.nextInt();
}
}
static void pattern1(int n)
{for(int i = 1; i <= n; i++)
{for(int j = 1; j <= i; j++)
System.out.printf("%-3d\t", i);
System.out.println();
}
}
static void pattern2(int n)
{for(int i = 1; i <= n; i++)
{for(int j = 1; j <= i; j++)
System.out.printf("%-3d\t", j);
System.out.println();
}
}
static void pattern3(int n)
{for(int i = 1; i <= n; i++)
{for(int j = 1; j <= n+1-i; j++)
System.out.printf(" ");
for(int j = 1; j <= i; j++)
System.out.printf("%-4d\t", j);
System.out.println();
}
}
}
Program to
import java.util.*;
public class Ch2Q30
{
public static void main(String[] args)
{double no, max, min, sum;
int count;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter a number: ");
no = kbd.nextDouble();
if(no < 0)
System.out.println("No data");
else {count = 1; max = min = sum = no;
System.out.print("Enter a number: ");
no = kbd.nextDouble();
while(no >= 0)
{if(no > max)
max = no;
else if(no < min)
min = no;
sum += no; count++;
System.out.print("Enter a number: ");
no = kbd.nextDouble();
}
System.out.println("Maximum = "+max+"\nMinimum = "+min);
System.out.println("Average = "+ sum / count);
}
}
}
Program to
import java.util.*;
public class Ch2Q29
{public static void main(String[] args)
{int n, marks, counta = 0, countb = 0, countc= 0,countd = 0;
Scanner kbd = new Scanner(System.in);
System.out.print("How many students in the class: ");
n = kbd.nextInt();
for(int i = 1; i <= n ; i++)
{System.out.print("Enter marks of student"+i+": ");
marks = kbd.nextInt();
switch((marks-1)/20)
{case 4:counta++; break;
case 3:countb++; break;
case 2:countc++; break;
case 1: case 0 :countd++; break;
default: System.out.println("You are nuts\n");
}
}
System.out.println("\nNo of students in the range of 81..100 are "+ counta);
System.out.println("No of students in the range of 61..80 are "+ countb);
System.out.println("No of students in the range of 41..60 are "+ countc);
System.out.println("No of students in the range of 00..40 are "+ countd);
}
}
Program to
import java.util.*;
public class Ch2Q28
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter an integer: ");
int n = kbd.nextInt();
int no = 1, count = 0;
while (count < n)
{if(armstrong(no))
{System.out.println(no);
count++;
}
no++;
}
}
static boolean armstrong(int no)
{int no1 = no, sum = 0;
while(no != 0)
{ int dig = no % 10;
sum += dig*dig*dig;
no /= 10;
}
return sum == no1;
}
}
Program to
import java.util.*;
public class Ch2Q27
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter an integer: ");
int n = kbd.nextInt();
for(int no = 1; no < n; no++)
if(armstrong(no))
System.out.println(no);
}
static boolean armstrong(int no)
{int no1 = no, sum = 0;
while(no != 0)
{ int dig = no % 10;
no /= 10;
sum += Math.pow(dig, 3);
}
if(sum == no1)return true;
return false;
}
}
Program to check whether a number is armstong or not
import java.util.*;
public class Ch2Q26
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter an integer: ");
int no = kbd.nextInt();
if(amg(no))
System.out.println("Armstrong No");
else System.out.println("Not an Armstrong No");
}
static boolean amg(int no)
{int no1 = no;
int sum = 0;
while(no != 0)
{ int dig = no % 10;
no /= 10;
sum += Math.pow(dig, 3);
}
return (sum == no1);
}
}
Program to
public class Ch2Q25
{
public static void main(String[] args)
{double mohan = 1000, vidya = 750;
int yr = 0;
while(vidya <= mohan)
{ mohan += 100;
vidya += 0.075 * vidya;
yr++;
}
System.out.println("\nNo of years= "+yr);
}
}
Program to
import java.util.*;
public class Ch2Q24
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
int no, count = 0;
System.out.print("Enter the integer: ");
no = kbd.nextInt();
while(no != 1)
{ if(no%2 != 0)
no = 3*no + 1;
else no/=2;
System.out.print(no+ " ");
count++;
}
System.out.println("\nNo of iterations = "+count);
}
}
Program to
import java.util.*;
public class Ch2Q23
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
int no;
System.out.print("Enter the integer: ");
no = kbd.nextInt();
int dig, rev = 0, count = 0;
while(no != 0)
{dig = no % 10;
rev = rev* 10 + dig;
no = no/10;
}
no = rev;
for(int i = 1; i<= 4; i++)
{dig = no % 10;
System.out.print(dig+" ");
no = no/10;
}
}
}
program to
import java.util.*;
public class Ch2Q22
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
int no;
System.out.print("Enter the integer: ");
no = kbd.nextInt();
int i = 2;
while(no != 1)
if(no%i == 0)
{System.out.print(i+" "); no/=i;}
else i++;
}
}
program to
import java.util.*;
public class Ch2Q21
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
int n1, n2, no, sum = 0, count = 0;
System.out.print("Enter two integers: (n1 <n2): ");
n1 = kbd.nextInt(); n2 = kbd.nextInt();
for (no = n1+1; no < n2; no++)
if(no%7 == 0)
{sum += no; count++;}
System.out.println("Count = "+count+"\tSum = "+sum);
}
}
Program to calcute speed
import java.util.*;
public class Ch2Q20
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
final double g = 9.81;
System.out.print("Enter initial distance: ");
double s0 = kbd.nextDouble();
System.out.print("Enter initial velocity: ");
double v0 = kbd.nextDouble();
double s = s0+v0+g/2;
System.out.printf("%d\t\t%6.2f\n", 1, s);
for(int t=5; t<=100; t+=5)
{s = s0+v0*t+g*t*t/2;
System.out.printf("%d\t\t%6.2f\n", t, s);
}
}
}
Program to calculate simple and compound interest
import java.util.*;
public class ch2q19
{
public static void main(String[] args)
{double rate, sum = 0;
int n;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter interest rate and no of years: ");
rate = kbd.nextDouble(); n = kbd.nextInt();
for(int i = 1; i <= n; i++)
sum += Math.pow(1+rate/100, i);
System.out.print("What do you want? Enter 1 for Final amount 2 for Annual deposit: ");
int choice = kbd.nextInt();
if(choice == 1)
{System.out.print("Enter annual deposit: ");
double amt = kbd.nextDouble();
System.out.printf("Final amount is %.2f\n", amt*sum);
}
else {System.out.print("Enter final amount: ");
double famt = kbd.nextDouble();
System.out.printf("Annual Deposit is %.2f\n", famt/sum);
}
}
}
Program to
public class output2
{ public static void main(String[] args)
{ int sum = 0, i = 2, j = 0, k = 0;
for (sum = 0, i = 2; i <= 8; i += 2)
{j = 1;
while ( j < 4)
{ k = j;
do {sum ++;
k += 2;
} while (k <= 3);
j++;
}
}
System.out.printf ("%d %d %d %d\n", sum, i, j, k);
}
}
Program to
class output1
{ public static void main(String[] args)
{ int i = 0, x = 0 ;
for (i = 1; i < 10; ++i)
{if (i%2 == 1)
x += i ;
else x--;
System.out.println(x);
}
System.out.printf ("\n x = % d", x);
}
}
Program to check whether how many days does the month have
import java.util.*;
class Ch2Q12
{
public static void main(String[] args)
{
Scanner kbd = new Scanner (System.in);
System.out.print("Enter the month no: ");
int mno = kbd.nextInt();
switch(mno)
{case 1:case 3: case 5: case 7: case 8 : case 10 : case 12:
System.out.println("No of days are 31"); break;
case 4: case 6: case 9: case 11:
System.out.println("No of days are 30"); break;
case 2: System.out.print("Enter the year: ");
int yr = kbd.nextInt();
if(leapyr(yr))
System.out.println("No of days are 29");
else System.out.println("No of days are 28");break;
default: System.out.println("Are you Crazy\n");
}
}
static boolean leapyr(int yr)
{if(yr%4 == 0)
if(yr < 1582)
return true;
else if(yr%100 == 0)
if(yr % 400 == 0)
return true;
else return false;
else return true;
else return false;
}
}
program to
import java.util.*;
public class Ch2Q10c
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter x: ");
double x = kbd.nextDouble();
double y;
y = x>0?1:(x<0?-1:0);
System.out.println("x = "+x+"\ny= "+y);
}
}
Program to
import java.util.*;
public class Ch2Q10b
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter x: ");
double x = kbd.nextDouble();
double y = 0;
if(x>0)y = 1;
else if(x<0)y = -1;
System.out.println("x = "+x+"\ny= "+y);
}
}
Program to
import java.util.*;
public class Ch2Q10a
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter x: ");
double x = kbd.nextDouble();
double y = 0;
if(x>0)y = 1;
if(x<0)y = -1;
System.out.println("x = "+x+"\ny= "+y);
}
}
Program to check whether the triangle in Equilateral, isosceles or scalene
import java.util.*;
public class Ch2Q7
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
double a, b, c;
System.out.print("Enter 3 sides: ");
a = kbd.nextDouble();
b = kbd.nextDouble();
c = kbd.nextDouble();
if(a+b>c&&b+c>a&&a+c>b)
if(a== b && b== c)
System.out.println("Equilateral");
else if(a==b||b==c||a==c)
System.out.println("Isoscales");
else System.out.println("Scalene");
else System.out.println("Not Possible");
}
}
Program to check if a year is leap year or not
import java.util.*;
public class Ch2Q4
{ public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
int yr;
System.out.print("enter year: ");
yr = kbd.nextInt();
if(yr < 1582)
if(yr%4==0)
System.out.println("Leap year");
else System.out.println("not a Leap year");
else if(yr%400 == 0||yr%4 == 0 && yr % 100 != 0)
System.out.println("Leap year");
else System.out.println("Not aLeap year");
}
}
Program in java for to find coordinates of a circle
import java.util.*;
public class Ch2Q3
{ public static void main(String[] args)
{double y, x1, y1, rad;
Scanner kbd = new Scanner(System.in);
System.out.print("Enter co-ordinates of the centre: ");
double x = kbd.nextDouble();
y = kbd.nextDouble();
System.out.print("Enter radius of the circle: ");
rad = kbd.nextDouble();
System.out.print("Enter co-ordinates of the point: ");
x1 = kbd.nextDouble();
y1 = kbd.nextDouble();
double dist = Math.sqrt((x-x1)*(x-x1)+(y-y1)*(y-y1));
if(dist < rad)
System.out.println("Point is inside the circle");
else if(dist == rad)
System.out.println("Point is on the circle");
else System.out.println("Point is outside the circle");
}
}
Wednesday, December 21, 2011
Java program for side of a square
import java.util.*;
public class Sideofsquare
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter Co-ordinates of first vertex: ");
double x1 = kbd.nextDouble();
double y1 = kbd.nextDouble();
System.out.print("Enter Co-ordinates of second vertex: ");
double x2 = kbd.nextDouble();
double y2 = kbd.nextDouble();
System.out.print("Enter Co-ordinates of third vertex: ");
double x3 = kbd.nextDouble();
double y3 = kbd.nextDouble();
double a = Math.sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
double b = Math.sqrt((x1-x3)*(x1-x3)+(y1-y3)*(y1-y3));
double c = Math.sqrt((x3-x2)*(x3-x2)+(y3-y2)*(y3-y2));
double s = (a+b+c)/2;
double area = Math.sqrt(s*(s-a)*(s-b)*(s-c));
double sarea = area;
System.out.println("Side of square = " + Math.sqrt(sarea));
}
}
Calculate Frequency Using java
import java.util.*;
public class Ch1Q38
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter inductance, capacitance and resistance: ");
double l = kbd.nextDouble();
double c = kbd.nextDouble();
double r = kbd.nextDouble();
double f = Math.sqrt(1/l/c - r*r/4/c/c);
System.out.println("Freq = " + f);
}
}
Java program for finding area and volume of a circle
import java.util.*;
public class Ch1Q37
{
public static void main(String[] args)
{
double sarea, vol;
System.out.print("Enter radius of a sphere: ");
Scanner kbd = new Scanner(System.in);
double rad = kbd.nextDouble();
sarea = 4*Math.PI*rad*rad;
vol = Math.PI*rad*rad*rad*4/3;
System.out.println("Surface area = " + sarea);
System.out.println("Volume = " + vol);
}
}
Java program to convert weight in kg to lb oz and drams
import java.util.*;
public class Ch1Q36x
{
public static void main(String[] args)
{Scanner kbd = new Scanner(System.in);
System.out.print("Enter wt in Kg: ");
double kg = kbd.nextDouble();
double lb = kg*2.20462;
double oz = lb%1*16;
double dr = oz%1*16;
System.out.println((int)lb + " lbs " +
(int)oz + " Oz and " +
dr + " drams");
}
}
Java Program for Farenheit to celsius conversion
import java.util.*;
public class Ch1Q35
{
public static void main(String[] args)
{
System.out.print("Enter temp in Farenheit: ");
Scanner kbd = new Scanner(System.in);
double faren = kbd.nextDouble();
double cel = (faren-32)/1.8;
System.out.println("Equivalent Temp = " + cel);
}
}
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