diff --git a/Code/hello b/Code/hello
new file mode 100644
index 0000000..f77cefe
Binary files /dev/null and b/Code/hello differ
diff --git a/Code/hello.c b/Code/hello.c
new file mode 100644
index 0000000..23882db
--- /dev/null
+++ b/Code/hello.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+
+int main()
+{
+	printf("hello world\n");
+	return 0;
+}
diff --git a/Code/sizeof b/Code/sizeof
new file mode 100644
index 0000000..e7f2300
Binary files /dev/null and b/Code/sizeof differ
diff --git a/Code/sizeof.c b/Code/sizeof.c
new file mode 100644
index 0000000..3f1162d
--- /dev/null
+++ b/Code/sizeof.c
@@ -0,0 +1,17 @@
+#include <stdio.h>
+#include <stdbool.h>
+int main()
+{
+	printf("int: %ld\n",sizeof(int));
+	printf("float: %ld\n",sizeof(float));
+	printf("double: %ld\n",sizeof(double));
+	printf("char: %ld\n",sizeof(char));
+	printf("long: %ld\n",sizeof(long));
+	printf("long long: %ld\n",sizeof(long long));
+	printf("short: %ld\n",sizeof(short));
+	printf("void: %ld\n",sizeof(void));
+	printf("bool: %ld\n",sizeof(bool));
+	printf("unsigned int: %ld\n",sizeof(unsigned int));
+	
+	return 0;
+}
diff --git a/Code/test b/Code/test
new file mode 100644
index 0000000..c92ca59
Binary files /dev/null and b/Code/test differ
diff --git a/Code/test.c b/Code/test.c
new file mode 100644
index 0000000..b5268c3
--- /dev/null
+++ b/Code/test.c
@@ -0,0 +1,8 @@
+#include<stdio.h>
+
+int main()
+{
+	printf("hello!");
+
+	return 0;
+}