Java First Hello World Program

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#	Program	Language
1	Alternate Method: Write a java program to find the lcm .Given input in the form of day interval of dinner. Find the day on which they both will lunch together / dinner together.	Java
2	Write a java program to calculate product of count of uppercase and lowercase letters	Java
3	Java program to convert String to Character Array	Java
4	Write a java program to find alternate sum and difference of a given number	Java
5	Write a program to find the operator between number	Java
6	Java program to find the count / frequency of input character in the string	Java
7	Java program to convert Character Array to String	Java
8	Java if else if ladder Example	Java
9	Java program to find the root of quadratic equation.	Java
10	Write a program to find time using battery capacity and changing current value	Java
11	Java Unary Operator Increment Decrement Example	Java
12	Java program to convert octal to decimal	Java
13	Write a java program so that odd position char will be in uppercase & even will be lowercase	Java
14	Java Unary Operator Boolean Inverting Example	Java
15	Java program to find the ASCII value of a input taken from user	Java
16	Java if else condition example 2	Java
17	Java program to generate right angled triangle or half pyramid using '*' and for loop	Java
18	Java program to find the element in the array	Java
19	Java Program to check whether a given character is vowel or consonants using switch case	Java
20	Java program to generate left angled triangle or left half pyramid using number and for loop	Java
#	Program	Language