diff --git a/задание1.c b/задание1.c
new file mode 100644
index 0000000..98887f9
--- /dev/null
+++ b/задание1.c
@@ -0,0 +1,53 @@
+#include <stdio.h>
+#include <stdint.h>
+
+void print_byte_in_hex(uint8_t byte) {
+    printf("%02X", byte);
+}
+
+void print_data_in_hex(const void* data, size_t size) {
+    const uint8_t* byteData = (const uint8_t*) data;
+    for (size_t i = 0; i < size; ++i) {
+        print_byte_in_hex(byteData[i]);
+        printf(" ");
+        if ((i + 1) % 16 == 0) {
+            printf("\n");
+        }
+    }
+    if (size % 16 != 0) {
+        printf("\n");
+    }
+}
+
+void print_byte_in_binary(uint8_t byte) {
+    for (int i = 7; i >= 0; --i) {
+        printf("%d", (byte >> i) & 0x01);
+    }
+}
+
+void print_data_in_binary(const void* data, size_t size) {
+    const uint8_t* byteData = (const uint8_t*) data;
+    for (size_t i = 0; i < size; ++i) {
+        print_byte_in_binary(byteData[i]);
+        printf(" ");
+        if ((i + 1) % 4 == 0) {
+            printf("\n");
+        }
+    }
+    if (size % 4 != 0) {
+        printf("\n");
+    }
+}
+
+int main() {
+    uint8_t data[] = {0xDE, 0xAD, 0xBE, 0xEF, 0x01, 0x23, 0x45, 0x67};
+    size_t size = sizeof(data);
+
+    printf("Øåñòíàäöàòåðè÷íûé âûâîä:\n");
+    print_data_in_hex(data, size);
+
+    printf("Äâîè÷íûé âûâîä:\n");
+    print_data_in_binary(data, size);
+
+    return 0;
+}