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-rw-r--r--Tests/Tutorial/Step5/tutorial.cxx33
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diff --git a/Tests/Tutorial/Step5/tutorial.cxx b/Tests/Tutorial/Step5/tutorial.cxx
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+++ b/Tests/Tutorial/Step5/tutorial.cxx
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+// A simple program that computes the square root of a number
+#include <stdio.h>
+#include <math.h>
+#include "TutorialConfig.h"
+
+#ifdef USE_MYMATH
+#include "MathFunctions.h"
+#endif
+
+int main (int argc, char *argv[])
+{
+ if (argc < 2)
+ {
+ fprintf(stdout,"%s Version %d.%d\n",
+ argv[0],
+ Tutorial_VERSION_MAJOR,
+ Tutorial_VERSION_MINOR);
+ fprintf(stdout,"Usage: %s number\n",argv[0]);
+ return 1;
+ }
+
+ double inputValue = atof(argv[1]);
+
+#ifdef USE_MYMATH
+ double outputValue = mysqrt(inputValue);
+#else
+ double outputValue = sqrt(inputValue);
+#endif
+
+ fprintf(stdout,"The square root of %g is %g\n",
+ inputValue, outputValue);
+ return 0;
+}