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15 lines
210 B
C#
15 lines
210 B
C#
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using System;
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public class Sum
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{
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public int GetSum(int a, int b)
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{
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if (a > b) {
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var temp = a;
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a = b;
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b = temp;
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}
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return (a + b) * (Math.Abs(b - a) + 1) / 2;
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}
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}
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