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ArrayIO.readByteArray(args[2], img1, nrows, ncols);
ArrayIO.readByteArray(args[3], img2, nrows, ncols);
errors r cuming in these two lines
when i compile the above program it compile but does not...

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import java.io.*;

public class Psnr {

public static double log10(double x) {
return Math.log(x)/Math.log(10);...