void blur(int height, int width, RGBTRIPLE image[height][width])
{
    int red;
    int blue;
    int green;
    int counter = 0;
    RGBTRIPLE copy[height][width];
    for(int i =0;i<height;i++)
    {
        for(int j = 0;j<width;j++)
        {
            copy[i][j]=image[i][j];
        }
    }
    for(int i =0;i<height;i++)
    {
        for(int j = 0;j<width;j++)
        {
            red = image[i][j].rgbtRed;
            green = image[i][j].rgbtGreen;
            blue = image[i][j].rgbtBlue;
            counter++;
            //height
            if(i==0)
            {
                red = round(((float)red*counter+image[i+1][j].rgbtRed)/(counter+1));
                green = round(((float)green*counter+image[i+1][j].rgbtGreen)/(counter+1));
                blue = round(((float)blue*counter+image[i+1][j].rgbtBlue)/(counter+1));
                counter++;
            }else if(i==height-1)
            {
                red = round(((float)red*counter+image[i-1][j].rgbtRed)/(counter+1));
                blue=round(((float)blue*counter+image[i-1][j].rgbtBlue)/(counter+1));
                green=round(((float)green*counter+image[i-1][j].rgbtGreen)/(counter+1));
                counter++;
            }else
            {
                red = round(((float)red*counter+image[i-1][j].rgbtRed+image[i+1][j].rgbtRed)/(counter+2));
                blue=round(((float)blue*counter+image[i-1][j].rgbtBlue+image[i+1][j].rgbtBlue)/(counter+2));
                green = round(((float)green*counter+image[i-1][j].rgbtGreen+image[i+1][j].rgbtBlue)/(counter+2));
                counter+=2;
            }
            //width
            if(j==0)
            {
                red = round(((float)red*counter+image[i][j+1].rgbtRed)/(counter+1));
                green = round(((float)green*counter+image[i][j+1].rgbtGreen)/(counter+1));
                blue = round(((float)blue*counter+image[i][j+1].rgbtBlue)/(counter+1));
                counter++;
            }else if(j==width-1)
            {
                red = round(((float)red*counter+image[i][j-1].rgbtRed)/(counter+1));
                green = round(((float)green*counter+image[i][j-1].rgbtGreen)/(counter+1));
                blue  = round(((float)blue*counter+image[i][j-1].rgbtBlue)/(counter+1));
                counter++;
            }else
            {
                red = round(((float)red*counter+image[i][j-1].rgbtRed+image[i][j+1].rgbtRed)/(counter+2));
                blue = round(((float)blue*counter+image[i][j-1].rgbtBlue+image[i][j+1].rgbtBlue)/(counter+2));
                green = round(((float)green*counter+image[i][j-1].rgbtGreen+image[i][j+1].rgbtGreen)/(counter+2));
                counter+=2;
            }
            //edge case
            if(i==0&&j==0)
            {
                red   =    round(((float)red*counter+image[i+1][j+1].rgbtRed)/(counter+1));
                blue  =  round(((float)blue*counter+image[i+1][j+1].rgbtBlue)/(counter+1));
                green = round(((float)green*counter+image[i+1][j+1].rgbtBlue)/(counter+1));
                counter++;
            }else if(i==height-1&&j==width-1)
            {
                red = round(((float)red*counter+image[i-1][j-1].rgbtRed)/(counter+1));
                blue = round(((float)blue*counter+image[i-1][j-1].rgbtBlue)/(counter+1));
                green = round(((float)green*counter+image[i-1][j-1].rgbtGreen)/(counter+1));
                counter++;
            }else if(i==height-1&&j==0)
            {
                red = round(((float)red*counter+image[i-1][j+1].rgbtRed)/(counter+1));
                blue = round(((float)blue*counter+image[i-1][j+1].rgbtBlue)/(counter+1));
                green = round(((float)green*counter+image[i-1][j+1].rgbtGreen)/(counter+1));
                counter++;
            }else if(i==0&&j==width-1)
            {
                red = round(((float)red*counter+image[i+1][j-1].rgbtRed)/(counter+1));
                blue = round(((float)blue*counter+image[i+1][j-1].rgbtBlue)/(counter+1));
                green = round(((float)green*counter+image[i+1][j-1].rgbtBlue)/(counter+1));
            }else if(i==0)
            {
                red = round(((float)red*counter+image[i+1][j-1].rgbtRed+image[i+1][j-1].rgbtBlue)/(counter+2));
                blue = round(((float)blue*counter+image[i+1][j-1].rgbtBlue+image[i+1][j-1].rgbtBlue)/(counter+2));
                green  = round(((float)green*counter+image[i+1][j-1].rgbtGreen+image[i+1][j-1].rgbtGreen)/(counter+2));
                counter+=2;
            }else if(i==height-1)
            {
                red = round(((float)red*counter+image[i-1][j-1].rgbtRed+image[i-1][j+1].rgbtRed)/(counter+2));
                blue = round(((float)blue*counter+image[i-1][j-1].rgbtBlue+image[i-1][j+1].rgbtBlue)/(counter+2));
                green = round(((float)green*counter+image[i-1][j-1].rgbtGreen+image[i-1][j+1].rgbtGreen)/(counter+2));
                counter+=2;
            }else if(j==0)
            {
                red = round(((float)red*counter+image[i-1][j+1].rgbtRed+image[i+1][j+1].rgbtRed)/(counter+2));
                blue = round(((float)blue*counter+image[i-1][j+1].rgbtBlue+image[i+1][j+1].rgbtBlue)/(counter+2));
                green = round(((float)green*counter+image[i-1][j+1].rgbtGreen+image[i+1][j+1].rgbtGreen)/(counter+2));
                counter+=2;
            }else if(j==width-1)
            {
                red = round(((float)red*counter+image[i-1][j-1].rgbtRed+image[i+1][j-1].rgbtRed)/(counter+2));
                blue = round(((float)blue*counter+image[i-1][j-1].rgbtBlue+image[i+1][j-1].rgbtBlue)/(counter+2));
                green = round(((float)green*counter+image[i-1][j-1].rgbtGreen+image[i+1][j-1].rgbtGreen)/(counter+2));
            }else
            {
                red = round(((float)red*counter+image[i-1][j-1].rgbtRed+image[i+1][j+1].rgbtRed+image[i-1][j+1].rgbtRed+image[i+1][j-1].rgbtRed)/(counter+4));
                blue = round(((float)blue*counter+image[i-1][j-1].rgbtBlue+image[i+1][i+1].rgbtBlue+image[i-1][j+1].rgbtBlue+image[i+1][j-1].rgbtBlue)/(counter+4));
                green = round(((float)green*counter+image[i-1][j-1].rgbtGreen+image[i+1][i+1].rgbtGreen+image[i-1][i+1].rgbtGreen+image[i+1][i-1].rgbtGreen)/(counter+4));
                counter+=2;
            }
            copy[i][j].rgbtRed = red;
            copy[i][j].rgbtBlue = blue;
            copy[i][j].rgbtGreen = green;
        }
    }
    for(int i =0;i<height;i++)
    {
        for(int j = 0;j<width;j++)
        {
            image[i][j] = copy[i][j];
        }
    }
    return;
}