PracticeUp | Java Programming

Output: 1 2 3 4 5 2 3 4 5 3 4 5 4 5 5 4 5 3 4 5 2 3 4 5 1 2 3 4 5 Click Here For  Java Online Compiler Solution: class NumberPattern12 { public static void main ( String [] args ) { int rows = 5; for ( int i = 1; i <= rows ; i ++) { for ( int j = 1; j < i ; j ++) { System . out . print ( " " ); } for ( int j = i ; j <= rows ; j ++) { System . out . print ( j + " " ); } System . out . println (); } for ( int i = rows - 1; i >= 1; i --) { for ( int j = 1; j < i ; j ++) { System . out . print ( " " ); } for ( int j = i ; j <= rows ; j ++) { System . out . print ( j + " " ); } Syst...

Output: *** Diamond - Shaped Pattern *** 1 212 32123 4321234 32123 212 1 Click Here For  Java Online Compiler Solution: /** * * @author Alee Ahmed Kolachi */ public class NumberPatternTop { public static void main ( String [] args ) { System . out . println ( "*** Diamond-Shaped Pattern ***" + "\n" ); for ( int i = 1; i <= 4; i ++) { int n = 4; for ( int j = 1; j <= n - i ; j ++) { System . out . print ( " " ); } for ( int k = i ; k >= 1; k --) { System . out . print ( k ); } for ( int l = 2; l <= i ; l ++) { System . out . print ( l ); } System . out . println (); } for ( int i = 3; i >= 1; i --) { int n = 3; for ( int j = 0; j ...

Output: *** Diamond Number Pattern *** 1 2 2 3 3 3 4 4 4 4 3 3 3 2 2 1 Click Here For  Java Online Compiler Solution: /** * * @author Alee Ahmed Kolachi */ public class DiamondNumberPattern { public static void main ( String [] args ) { int noOfRows = 6; int midRow = noOfRows / 2; int row = 1; System . out . println ( "*** Diamond Number Pattern ***" + "\n" ); //Printing upper half of the diamond for ( int i = midRow ; i > 0; i --) { for ( int j = 1; j <= i ; j ++) { System . out . print ( " " ); } for ( int j = 1; j <= row ; j ++) { System . out . print ( row + " " ); } System . out . println (); row ++; } //Printing lower half of the diamond for ...

Output: Enter the number of rows: 5 1 10 101 1010 10101 Click Here For  Java Online Compiler Solution: import java.util.Scanner ; class BinaryTriangle { public static void main ( String [] args ) { Scanner scanner = new Scanner ( System . in ); System . out . print ( "Enter the number of rows: " ); int base = scanner . nextInt (); for ( int a = 1; a <= base ; a ++) { for ( int c = 1; c <= a ; c ++) { if ( c % 2 == 0) { System . out . print ( "0" ); } else { System . out . print ( "1" ); } } System . out . println (); } } }

Output: Input the first integer number: 1 Input the second integer number: 9 The result is: true ----------------------------------- Input the first integer number: 15 Input the second integer number: 5 The result is: true ----------------------------------- Input the first integer number: 123 Input the second integer number: 10 The result is: true Click Here For  Java Online Compiler Solution: import java.util.Scanner ; public class AddOrDiffEquals10 { public static void main ( String [] args ) { Scanner scanner = new Scanner ( System . in ); System . out . print ( "Input the first integer number: " ); int x = scanner . nextInt (); System . out . print ( "Input the second integer number: " ); int y = scanner . nextInt (); System . out . print ( "The result is: " + calculate ( x , y )); System . out . print ( "\n" ); } public static...

Output: *** Roots Of Quadratic Equation *** Enter a: 2 Enter b: 9 Enter c: 3 Given quadratic equation: 2 x ^2 + 9 x + 3 Roots are real and unequal First root is : -0.36254139118231254 Second root is : -4.1374586088176875 Click Here For  Java Online Compiler Solution: import java.util.Scanner ; public class RootsOfEquation { public static void main ( String [] args ) { int a , b , c ; double root1 , root2 , d ; Scanner s = new Scanner ( System . in ); System . out . println ( "*** Roots Of Quadratic Equation ***" + "\n" ); System . out . print ( "Enter a: " ); a = s . nextInt (); System . out . print ( "Enter b: " ); b = s . nextInt (); System . out . print ( "Enter c: " ); c = s . nextInt (); System . out . println (); System . out . println ( "Given quadratic equation: ...

Output: This Program Needs A Little Improvement ! *** Roman Number To Integer Number *** Use These Symbols - I , V , X , L , C , D , M Enter Roman Number: DCLX Roman Number: DCLX Integer: 660 Click Here For  Java Online Compiler Solution: import java.util.Scanner ; public class ConvertRomanToInteger { public static void main ( String [] args ) { Scanner scanner = new Scanner ( System . in ); System . out . println ( "This Program Needs A Little Improvement!" + "\n" ); System . out . println ( "*** Roman Number To Integer Number ***" + "\n" ); System . out . println ( "Use These Symbols - I, V, X, L, C, D, M" ); System . out . print ( "Enter Roman Number: " ); String str = scanner . next (); int length = str . length (); str = str + " " ; int result = 0; for ( int i = 0; i ...