src/main/java/toy/blockchain/Blockchain.java
/**
     * Remove the index_th block.
     * @param index the block to be removed
     */
Remove the index_th block.
@param index the block to be removed
Remove the index_th block . @param index the block to be removed
public void removeBlock(int index) {
        synchronized (blocks) {
            blocks.remove(index);
        }
    }
public void removeBlock ( int index ) { synchronized ( blocks ) { blocks . remove ( index ) ; } }
Remove the index_th block.
Remove the index_th block .