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Dictionaries
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/* Create dictionary of squares
and look up and sum entries */
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Hashtable Dictionary=new Hashtable(31);
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long i;
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long sum=0;
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int m=int.Parse(this.textBox5.Text);
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int n=int.Parse(this.textBox6.Text);
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for (i=m;i<=n;i++)
Dictionary.Add(i,(i*i));
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MessageBox.Show("Created
dictionary","Created Dictionary",
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MessageBoxButtons.OK,MessageBoxIcon.Information);
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for (i=m;i<=n;i++)
sum=sum+(long)Dictionary[i];
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MessageBox.Show("Sum(dictionary
entry = n*n) from "+m.ToString()+
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" to "+n.ToString()+" =
"+sum.ToString(),"Summed Dictionary",
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MessageBoxButtons.OK,
MessageBoxIcon.Information);
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