Computer Applications
Write a program in Java to display the following pattern:
1
9 25 49
81 121 169 225 289
Java
Java Nested for Loops
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Answer
public class KboatPattern
{
public static void main(String args[]) {
for (int i = 1, j = 1; j <= 5; i = i * 9, j += 2) {
System.out.print(i + " ");
int t = (int)Math.sqrt(i) + 2;
for (int k = 1; k < j; k++) {
System.out.print((t * t) + " ");
t += 2;
}
System.out.println();
}
}
}Output
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15Write a program to generate a triangle or an inverted triangle till n terms based upon the user's choice.
Example 1:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 1
Enter the number of terms 5
Sample Output:
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5Example 2:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 2
Enter the number of terms 6
Sample Output:
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5 5 5 5 5
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2 2
1