Oracle Interview Question for Software Engineer / Developers

Comment hidden because of low score. Click to expand.
of 1 vote

int temp;
for(int x=0;x<3;x++)
{System.out.println(" ");
for(int y=0;y<3;y++)
System.out.print(" "+M[x][y]);}}

- Varsha Vasan April 10, 2014 | Flag Reply
Comment hidden because of low score. Click to expand.
of 0 vote

// Given an image represented by an NxN matrix, where each pixel in the image is 4 bytes, write a method to rotate the image by 90 degrees. Can you do this in place
	public static void rotateM(int M[][],int N){
			for( int layer = 0; layer <= N/2; layer++){
				int last = N - 1 - layer;
				for(int i = layer; i < last; i++){
					int offset =  i - layer;
					// top 
					int temp = M[layer][i];
					// top = left 
					 M[layer][i] = M[last - offset][layer];
					 // left = buttom
					 M[last - offset][layer]  = M[last][last-offset];
					 // bottom = right
					 M[last][last - offset] = M[layer + offset][last];
					 // right = top
					 M[layer + offset][last] = temp;

- .·´¯`·.´¯`·.¸¸.·´¯`·.¸><(((º> January 25, 2014 | Flag Reply

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