Create macrosExample.cpp

1 files changed, 31 insertions, 0 deletions

diff --git a/Sem. 06/Macros/macrosExample.cpp b/Sem. 06/Macros/macrosExample.cpp
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+++ b/Sem. 06/Macros/macrosExample.cpp
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+#include <iostream>
+#include <string.h>
+#include <ctime>
+
+//example for a macro
+#define MAX(a,b) (a>b ? a : b)
+
+using namespace std;
+
+
+int max(int a, int b)
+{
+	return a > b ? a : b;
+}
+int main()
+{
+	clock_t begin = clock();
+
+	for (int i = 0; i < 10000000; i++)
+		max(4, 10);
+
+	clock_t end = clock();
+	cout << "10000000 calls of max function: " << double(end - begin)<<endl;
+
+	begin = clock();
+	for (int i = 0; i < 10000000; i++)
+		MAX(4, 10);
+	end = clock();
+	cout << "10000000 times with macro: " << double(end - begin)<<endl;
+	return 0;
+}