PROGRAM STARTER

yesterday was my first day of training it was great
i m sharing some programs
Q) TAKE A NO FROM USER AND PRINT THE CORRESPONDING WEEKDAY
class Weekdays
{
public static void main(String arg[])
{
int a;
a=Integer.parseInt(arg[0]);
switch (a)
{
case 1:
{
System.out.println("monday");break;
}
case 2:
{
System.out.println("tuesday");break;}
case 3:
{
System.out.println("wednesday");break;}
case 4:
{
System.out.println("thursday");break;}
case 5:
{
System.out.println("friday");break;}
case 6:
{
System.out.println("saturday");break;}
case 7:
{
System.out.println("sunday");break;}
default:
System.out.println("wrong choice");
}}}



Q)WAP TO CHECK WEATHER THE PROGRAM IS DIVISIBLE  BY 3 AND 5 AND 7
class Divisible357and
{
public static void main(String arg[])
{
int a;
a=Integer.parseInt(arg[0]);

if(((a%3==0)&&(a%5==0))&&(a%7==0))
System.out.println("yes diviseble by all 3 5 7");
else
System.out.println("not diviseble by all 3 5 7");
}
}



Q)WAP TO PRINT ALL THE FACTORS OF A NO
class Factor
{
public static void main(String arg[])
{
int n;int c;
n=Integer.parseInt(arg[0]);
for(int i=1;i<=n;i++)
{if(n%i==0)
System.out.println("factor of n is "+i);
}
}}





Q)WAP TO PRINT FIBONACCI SERIES

class Fibnoci
{
public static void main(String arg[])
{
int n;int a=0,b=1,c;
System.out.println(a);
System.out.println(b);
n=Integer.parseInt(arg[0]);
for(int i=1;i<=n-2;i++)
{c=a+b;a=b;b=c;
System.out.println(c);
}
}}


Q)WAP TO CHECK WHETHER THE YEAR IS LEAP OR NOT

class Leapyear
{
public static void main(String arg[])
{
int a;
a=Integer.parseInt(arg[0]);

if(a%4==0)

System.out.println("leap year");
else
System.out.println("not a leap year");
}
}

Q)WAP TO MULTIPLY N NOS OF SERIES

class Multiplyn
{
public static void main(String arg[])
{
int n,m=1;
n=Integer.parseInt(arg[0]);
for(int i=1;i<=n;i++)
{m=m*i;}
System.out.println("multiplication  of series "+m);

}}



Q)WAP TO PRINT TABLE OF N NO

class Tablen
{
public static void main(String arg[])
{
int n;int c;
n=Integer.parseInt(arg[0]);
for(int i=1;i<=10;i++)
{c=n*i;
System.out.println(n+" * "+i+" = "+c);
}
}}

Q)WAP TO SUM ODD NO OF SERIES

class Sumodds
{
public static void main(String arg[])
{
int n=13,sum=0;

for(int i=1;i<=n;i++)
{if(i%2!=0)
sum=sum+i;}
System.out.println("sum of series "+sum);

}}


Q)WAP TO PRINT OOD NO IN SERIES OF N NOS

class Oddseries
{
public static void main(String arg[])
{
int n;
n=Integer.parseInt(arg[0]);
for(int i=1;i<=n;i++)
{if(i%2!=0)
System.out.println(i);
}
}}


Q)WAP TO CALCULATE THE AREA OF CIRCLE

class Areacircles
{
public static void main(String arg[])
{
int a;double c;
a=Integer.parseInt(arg[0]);
c=3.14*a*a;

System.out.println("area of circle of is"+c);
}
}


Q)WAP TO PRINT GRADE TO CORRESPONDING PRECENTAGE



class Grading
{
public static void main(String arg[])
{
int n;
n=Integer.parseInt(arg[0]);
if(n>=80)
System.out.println("s grade");
if((n>=75)&&(n<80))
System.out.println("a grade");
if((n>=70)&&(n<75))
System.out.println("b grade");
if((n>=60)&&(n<70))
System.out.println("c grade ");       
if((n>=50)&&(n<60))
System.out.println("d grade");
if(n<50)
System.out.println("fail");
}
}