cscg25 continues

cscg25/web/canteenfood/readflag.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+int main(void) {
+  char flag[256] = {0};
+  FILE* fp = fopen("/flag.txt", "r");
+  if (!fp) {
+    perror("fopen");
+    return 1;
+  }
+  if (fread(flag, 1, 256, fp) < 0) {
+    perror("fread");
+    return 1;
+  }
+  puts(flag);
+  fclose(fp);
+  return 0;
+}