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@@ -0,0 +1,71 @@
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+
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+
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+
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+
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+#if(0)
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+
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+#include <iostream>
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+
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+
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+
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+
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+void mySwap01(int a, int b)
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+{
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+ int temp = a;
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+
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+ a = b;
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+
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+ b = temp;
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+
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+ std::cout << " swap01 a = " << a << std::endl;
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+ std::cout << " swap01 b = " << b << std::endl;
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+
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+}
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+
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+
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+void mySwap02(int* a, int* b)
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+{
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+ int temp = *a;
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+ *a = *b;
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+ *b = temp;
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+}
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+
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+
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+void mySwap03(int& a, int& b)
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+{
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+ int temp = a;
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+ a = b;
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+ b = temp;
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+
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+}
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+
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+
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+int main()
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+{
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+ int a = 10;
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+ int b = 20;
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+
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+
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+
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+
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+
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+
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+ mySwap03(a, b);
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+
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+ std::cout << " a = " << a << std::endl;
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+ std::cout << " b = " << b << std::endl;
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+
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+
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+
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+
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+ system ("pause");
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+
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+ return 0;
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+
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+}
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+
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+
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+
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+
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+
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+#endif
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