some things

DownUnderCTF 2023/beginner/one byte/onebyte.c

@@ -0,0 +1,22 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+void init() {
+    setvbuf(stdout, 0, 2, 0);
+    setvbuf(stdin, 0, 2, 0);
+}
+
+void win() {
+    system("/bin/sh");
+}
+
+int main() {
+    init();
+
+    printf("Free junk: 0x%lx\n", init);
+    printf("Your turn: ");
+
+    char buf[0x10];
+    read(0, buf, 0x11);
+}