diff --git a/lab1122/std.c b/lab1122/std.c
new file mode 100644
index 0000000000000000000000000000000000000000..4e6be5e69dcc6a52556508b17055d6f718cb74ea
--- /dev/null
+++ b/lab1122/std.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+
+int main()
+{
+	int a =0;
+	fscanf(stdin, "%d", &a);
+	fprintf(stdout, "%d\n", a);
+	fprintf(stderr, "%d\n", -a);
+
+	return a;
+}