Added C90 and C++98 (#737)

README.md

@@ -153,7 +153,9 @@ Meet [FizzBuzz](https://github.com/zenware/FizzBuzz), the evolution of [hello-wo
 * [Byter](b/byter.byter)
 * [Locomotive Basic](b/locomotive-basic.b)
 * [C++](c/c%2B%2B.cpp)
+* [C++98](c/c%2B%2B98.cpp)
 * [C](c/c.c)
+* [C90].(c/c90.c)
 * [Caml](c/caml.ml)
 * [Cardinal](c/cardinal.cardinal)
 * [Casio Basic](c/Casio%20BASIC)

c/c++98.cpp

@@ -0,0 +1,9 @@
+#include<iostream.h>
+#include<conio.h>
+
+int main(int argc, char** argv)
+{
+    cout << "Hello World" << endl;
+    getch();
+    return 0;
+}

c/c90.c

@@ -0,0 +1,7 @@
+#include<stdio.h>
+
+int main(int argc, char** argv)
+{
+    printf("Hello World\n");
+    return 0;
+}