diff --git a/sk1/main.c b/sk1/main.c
new file mode 100644
index 0000000..01c6ca1
--- /dev/null
+++ b/sk1/main.c
@@ -0,0 +1,32 @@
+#include "compressor.h"
+#include <string.h>
+
+int main(int argc, char* argv[]) {
+    if (argc != 4 || (argv[1][1] != 'c' && argv[1][1] != 'd')) {
+        printf("Usage: %s -c input output\n", argv[0]);
+        printf("Usage: %s -d output input\n", argv[0]);
+        return 1;
+    }
+
+    FILE* infile = fopen(argv[2], "rb");
+    FILE* outfile = fopen(argv[3], "wb");
+
+    if (infile == NULL || outfile == NULL) {
+        perror("Error opening files");
+        return 1;
+    }
+
+    if (strcmp(argv[1], "-c") == 0) {
+        compress(infile, outfile);
+    } else if (strcmp(argv[1], "-d") == 0) {
+        decompress(infile, outfile);
+    } else {
+        fprintf(stderr, "Invalid option: %s\n", argv[1]);
+        return 1;
+    }
+
+    fclose(infile);
+    fclose(outfile);
+
+    return 0;
+}