// decompress method
// RLE decompression

public static short[][] decompress(short image[]){

// array to store and return decompressed image
  short[][] decompressedImage = new short[image[1]][image[0]]; // image[1] & image[0] stores row and column

  // assign the values to decompressed array
    decompressedImage [2][0]= image[0]; // store column
    decompressedImage [2][1]= image[1]; // store row
    decompressedImage [3][0]= image[2]; // store one color value

    int count = 4; // repetition is stored here
    int value = 5; // value is stored here

    for (int i=4; i<image[1] ; i++){
        for (int j=0; j<image[0] ;j++){

            // if the repetition is only once
            if(image[count]==1){
                    decompressedImage[i][j] = image[value]; // assign the value (5+2n)
                }
            // if the repetition is more than once
            else{
                for(int k=image[count]; k>0 ; k-- ){
                  decompressedImage[i][j] = image[value];
                }
            }
            count += 2;
            value += 2;
        }
    }