Minor fixes for example inputs

examples/empty/empty.mc

@@ -1,4 +1,4 @@
 int main()
 {
-    return 0;
+	return 0;
 }

examples/fem/fem.mc

@@ -16,7 +16,7 @@ int main()
 	if (Vbat < 0.0) {
 		print("Please plug the battery in the right way");
 		print_nl();
-		return;
+		return 1;
 	}
 
 	print("Resistor value: ");
@@ -28,7 +28,7 @@ int main()
 	if (R < 0.0 || C < 0.0) {
 		print("Part values must be positive");
 		print_nl();
-		return;
+		return 1;
 	}
 
 	print("Time step: ");
@@ -47,7 +47,7 @@ int main()
 	if (dt < 0.0 || iter < 0) {
 		print("Cowardly refusing to go backwards in time");
 		print_nl();
-		return;
+		return 1;
 	}
 
 	Vc = 0.0;
@@ -68,5 +68,5 @@ int main()
 		iter = iter - 1;
 	}
 
-    return 0;
+	return 0;
 }

examples/leibniz_pi/leibniz_pi.mc

@@ -1,12 +1,10 @@
 float kth(float k)
 {
-
     return 1.0 / (2.0 * k + 1.0);
 }
 
 int main()
 {
-
     print("Please enter a number: ");
 
     float sign;

examples/lucas_number/lucas_number.mc

@@ -1,15 +1,14 @@
-void lucas_number (int x, int y, int num){
- int z;
- z=0;
- while(num >= x)
- {
-   print_int(x);
-   print(", ");
-   z=x+y;
-   x=y;
-   y=z;
- }
-
+void lucas_number (int x, int y, int num)
+{
+    int z;
+    z=0;
+    while(num >= x) {
+        print_int(x);
+        print(", ");
+        z=x+y;
+        x=y;
+        y=z;
+    }
 }
 
 int main()

examples/mandelbrot/mandelbrot.mc

@@ -1,18 +1,14 @@
 float transform_x(float x)
 {
 	float fx;
-
 	fx = x;
-
 	return (-2.0) + ((1.0) - (-2.0)) * (fx / 80.0);
 }
 
 float transform_y(float y)
 {
 	float fy;
-
 	fy = y;
-
 	return ((1.0) - ((1.0) - (-1.0)) * (fy / 50.0)) * 2.0;
 }
 

examples/number_guessing/number_guessing.mc

@@ -1,30 +1,30 @@
 /* Test booleans and greater/smaller comparisons */
+
 void guessNumber(int number, int max) {
     bool success;
     success = false;
     while(!success) {
         print("Enter a number between 0 and ");
         print_int(max);
-	print("\n");
+        print("\n");
         int guess;
         guess = read_int();
         success = guess == number;
-        if(success) 
+        if(success)
             print("you guessed correct");
         else {
-            if(guess < number) 
+            if(guess < number)
                 print("the number is bigger\n");
-            else 
+            else
                 print("the number is smaller\n");
         }
     }
     print_nl();
 }
-    
+
 int main() {
     int test;
     test = 3;
     guessNumber(test, 10);
     return 0;
 }
-    

examples/prime/prime.mc

@@ -1,17 +1,16 @@
-int is_prime(int n){
-
-    int i;
-    i = 2;
-    int mod;
-    while (i < n/2)
-    {
-        mod  = n - (n/i)*i;
-        if(mod == 0){
-            return 0;
-        }
-        i = i +1;
-    }
-    return 1;
+int is_prime(int n)
+{
+	int i;
+	i = 2;
+	int mod;
+	while (i < n / 2) {
+		mod = n - (n / i) * i;
+		if (mod == 0) {
+			return 0;
+		}
+		i = i + 1;
+	}
+	return 1;
 }
 
 int main()
@@ -31,5 +30,5 @@ int main()
 	print_int(result);
 	print_nl();
 
-    return 0;
+	return 0;
 }

examples/sorting_network/sorting_network.mc

@@ -1,43 +1,44 @@
 /* this example sorts 4 numbers like in an sorting network */
+
 void sort(int a, int b, int c, int d) {
-    int tmp;
-    if(a > c) { tmp = c; c = a; a = tmp; }
-    if(b > d) { tmp = d; d = b; b = tmp; } else {}
-    if(a > b) {tmp = b; b = a; a = tmp; }
-    if(c > d) { tmp = d; d = c; c = tmp; }
-    if(b > c) { tmp = c; c = b; b = tmp; }
-    print_int(a); print_int(b); print_int(c); print_int(d); print_nl();
+	int tmp;
+	if(a > c) { tmp = c; c = a; a = tmp; }
+	if(b > d) { tmp = d; d = b; b = tmp; } else {}
+	if(a > b) {tmp = b; b = a; a = tmp; }
+	if(c > d) { tmp = d; d = c; c = tmp; }
+	if(b > c) { tmp = c; c = b; b = tmp; }
+	print_int(a); print_int(b); print_int(c); print_int(d); print_nl();
 }
 
 int main() {
-    string info; info = "Enter a number which should be sorted within 1, 26 and 77:";
-    print(info); print_nl();
-    int a; a = read_int();
-    int b; b = 26;
-    int c; c = 77;
-    int d; d = 1;
+	string info; info = "Enter a number which should be sorted within 1, 26 and 77:";
+	print(info); print_nl();
+	int a; a = read_int();
+	int b; b = 26;
+	int c; c = 77;
+	int d; d = 1;
 
-    {
-    	{
-	    sort(a, b, c, d);
-	    sort(a, b, d, c);
-	    sort(a, c, b, d);
-	    sort(a, c, d, b);
-	    sort(c, b, a, d);
-	    sort(c, b, d, a);
-	    sort(b, c, d, a);
-	    sort(b, c, a, d);
-	    sort(b, a, c, d);
-	    sort(b, a, d, c);
-	    sort(b, d, a, c);
-	    sort(b, d, c, a);
-	    sort(d, a, b, c);
-	    sort(d, a, c, b);
-	    sort(d, c, a, b);
-	    sort(d, b, a, c);
-	    /* .*./. */
-	 }
-    }
+	{
+		{
+			sort(a, b, c, d);
+			sort(a, b, d, c);
+			sort(a, c, b, d);
+			sort(a, c, d, b);
+			sort(c, b, a, d);
+			sort(c, b, d, a);
+			sort(b, c, d, a);
+			sort(b, c, a, d);
+			sort(b, a, c, d);
+			sort(b, a, d, c);
+			sort(b, d, a, c);
+			sort(b, d, c, a);
+			sort(d, a, b, c);
+			sort(d, a, c, b);
+			sort(d, c, a, b);
+			sort(d, b, a, c);
+			/* .*./. */
+		}
+	}
 
-    return 0;
+	return 0;
 }

examples/taylor/taylor.mc

@@ -38,5 +38,5 @@ int main() {
 	print_float(pi);
 	print_nl();
 
-    return 0;
+	return 0;
 }