scilab: clean contract example

Examples/scilab/contract/runme.sci

@@ -5,28 +5,28 @@ exec loader.sce;
 // Call our gcd() function
 x = 42;
 y = 105;
-g = gcd(x,y);
+g = gcd(x, y);
-printf("The gcd of %d and %d is %d\n",x,y,g);
+printf("The gcd of %d and %d is %d\n", x, y, g);
 
 // Call our fact() function
-x=5;
+x = 5;
-g=fact(x);
+g = fact(x);
-printf("The fact of %d is %d\n",x,g);
+printf("The fact of %d is %d\n", x, g);
 
 // Manipulate the Foo global variable
 
 // Output its current value
-printf("Foo = %f\n",Foo_get());
+printf("Foo = %f\n", Foo_get());
 
 // Change its value
-Foo_set (3.1415926);
+Foo_set(3.1415926);
 
 // See if the change took effect
 printf("Foo = %f\n", Foo_get());
 
 // Check error message if violate contract
 try
-    g = gcd(-42,105);
+    g = gcd(-42, 105);
 catch
    printf("%s\n", lasterror());
 end