diff --git a/example1/build/c_hello b/example1/build/c_hello
new file mode 100755
index 0000000..308c236
Binary files /dev/null and b/example1/build/c_hello differ
diff --git a/example1/build/hello b/example1/build/hello
new file mode 100755
index 0000000..82dd0e3
Binary files /dev/null and b/example1/build/hello differ
diff --git a/example1/hello.F90 b/example1/hello.F90
new file mode 100644
index 0000000..5827201
--- /dev/null
+++ b/example1/hello.F90
@@ -0,0 +1,5 @@
+program hello
+  ! this is comment line
+
+  print *, "hello world!"
+end program hello
diff --git a/example1/hello.c b/example1/hello.c
new file mode 100644
index 0000000..f8317f2
--- /dev/null
+++ b/example1/hello.c
@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main (void) {
+    printf("Hello, world!\n");
+    return 0;
+}
diff --git a/example2/example2.c b/example2/example2.c
new file mode 100644
index 0000000..1af1efb
--- /dev/null
+++ b/example2/example2.c
@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main (void) {
+    printf("Two plus two is %f\n", 4);
+    return 0;
+}