Add example inputs

examples/lucas_number/lucas_number.mc

@@ -0,0 +1,30 @@
+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()
+{
+    int x;
+    int y;
+    int num;
+    print("Enter the limit of the Lucas number:");
+    print_nl();
+    x=2;
+    y=1;
+    num= read_int();
+    print("The Lucas numbers are: ");
+    lucas_number(x, y, num);
+    print_nl();
+
+    return 0;
+}

examples/lucas_number/lucas_number.stdin.txt

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+125

examples/lucas_number/lucas_number.stdout.txt

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+Enter the limit of the Lucas number:
+The Lucas numbers are: 2, 1, 3, 4, 7, 11, 18, 29, 47, 76, 123,