diff --git a/calculator.c b/calculator.c
index c1dee62..c6e609d 100644
--- a/calculator.c
+++ b/calculator.c
@@ -1,187 +1,140 @@
 #include <stdio.h>
-#include <stdlib.h>
-
-enum calculator_state {
-		NUMBER_FIRST,
-	NUMBER_SECOND,
-	RESULT
-};
-enum calculator_op {
-	NO_OP,
-	ADD,
-	SUB,
-	DIV,
-	MUL
-};
-struct calculator {
-	// 1 число
-	int num1;
-	// 2 число
-	int num2;
-	// 3 операция
-	enum calculator_op operation;
-	// 4 результат
-	int result;
-	// 5 состояние атомата
-	enum calculator_state state;
-};
-
-
-
-int main() {
-	struct calculator calc;
-	calc.state = NUMBER_FIRST;
-	calc.operation = NO_OP;
-	calc.num1 = 0;
-	calc.num2 = 0;
-	calc.result = 0;
-	int input;
-	while (1) {
-		scanf("%d", &input);
-		switch (calc.state) {
-			case NUMBER_FIRST:
-			switch (input) {
-				case 0:
-				calc.num1 = (calc.num1 * 10) + 7;
-				break;
-				case 1:
-				calc.num1 = (calc.num1 * 10) + 8;
-				break;
-				case 2:
-				calc.num1 = (calc.num1 * 10) + 9;
-				break;
-				case 3:
-				calc.operation = DIV;
-				calc.state = NUMBER_SECOND;
-				break;
-				case 4:
-				calc.num1 = (calc.num1 * 10) + 4;
-				break;
-				case 5:
-				calc.num1 = (calc.num1 * 10) + 5;
-				break;
-				case 6:
-				calc.num1 = (calc.num1 * 10) + 6;
-				break;
-				case 7:
-				calc.operation = MUL;
-				calc.state = NUMBER_SECOND;
-				break;
-				case 8:
-				calc.num1 = (calc.num1 * 10) + 1;
-				break;
-				case 9:
-				calc.num1 = (calc.num1 * 10) + 2;
-				case 10:
-				calc.num1 = (calc.num1 * 10) + 3;
-				break;
-				case 11:
-				calc.operation = SUB;
-				calc.state = NUMBER_SECOND;
-				break;
-				case 12:
-				calc.num1 = 0;
-				break;
-				case 13:
-				calc.state = NUMBER_FIRST;
-				calc.operation = NO_OP;
-				calc.num1 = 0;
-				calc.num2 = 0;
-				calc.result = 0;
-				break;
-				case 14:
-				break;
-				case 15:
-				calc.operation = ADD;
-				calc.state = NUMBER_SECOND;
-				break;
-			}
-			printf("num1: %d | num2: %d | result: %d | operation: %d | state: %d", calc.num1, calc.num2, calc.result, calc.operation, calc.state);
+#include "calculator.h"
+void handleCalc(struct calculator *calc, int input) {
+	switch (calc->state) {
+		case NUMBER_FIRST:
+		switch (input) {
+			case 0:
+			calc->num1 = (calc->num1 * 10) + 7;
 			break;
-
-			case NUMBER_SECOND:
-			switch (input) {
-				case 0:
-				calc.num2 = (calc.num2 * 10) + 7;
-				break;
-				case 1:
-				calc.num2 = (calc.num2 * 10) + 8;
-				break;
-				case 2:
-				calc.num2 = (calc.num2 * 10) + 9;
-				break;
-				case 3:
-				break;
-				case 4:
-				calc.num2 = (calc.num2 * 10) + 4;
-				break;
-				case 5:
-				calc.num2 = (calc.num2 * 10) + 5;
-				break;
-				case 6:
-				calc.num2 = (calc.num2 * 10) + 6;
-				break;
-				case 7:
-				break;
-				case 8:
-				calc.num2 = (calc.num2 * 10) + 1;
-				break;
-				case 9:
-				calc.num2 = (calc.num2 * 10) + 2;
-				case 10:
-				calc.num2 = (calc.num2 * 10) + 3;
-				break;
-				case 11:
-				break;
-				case 12:
-				calc.num2 = 0;
-				break;
-				case 13:
-				calc.state = NUMBER_FIRST;
-				calc.operation = NO_OP;
-				calc.num1 = 0;
-				calc.num2 = 0;
-				calc.result = 0;
-				break;
-				case 14:
-				switch (calc.operation) {
-					case ADD:
-					calc.result = calc.num1 + calc.num2;
-					calc.state = RESULT;
-					break;
-					case SUB:
-					calc.result = calc.num1 - calc.num2;
-					calc.state = RESULT;
-					break;
-					case MUL:
-					calc.result = calc.num1 * calc.num2;
-					calc.state = RESULT;
-					break;
-					case DIV:
-					calc.result = calc.num1 / calc.num2;
-					calc.state = RESULT;
-					break;
-
-				}
-				break;
-				case 15:
-				break;
-			}
-			printf("num1: %d | num2: %d | result: %d | operation: %d | state: %d", calc.num1, calc.num2, calc.result, calc.operation, calc.state);
+			case 1:
+			calc->num1 = (calc->num1 * 10) + 8;
 			break;
-			case RESULT:
-			switch (input) {
-				case 14:
-				calc.state = NUMBER_FIRST;
-				calc.operation = NO_OP;
-				calc.num1 = 0;
-				calc.num2 = 0;
-				calc.result = 0;
-				printf("num1: %d | num2: %d | result: %d | operation: %d | state: %d", calc.num1, calc.num2, calc.result, calc.operation, calc.state);
-				break;
-			}
+			case 2:
+			calc->num1 = (calc->num1 * 10) + 9;
+			break;
+			case 3:
+			calc->operation = DIV;
+			calc->state = NUMBER_SECOND;
+			break;
+			case 4:
+			calc->num1 = (calc->num1 * 10) + 4;
+			break;
+			case 5:
+			calc->num1 = (calc->num1 * 10) + 5;
+			break;
+			case 6:
+			calc->num1 = (calc->num1 * 10) + 6;
+			break;
+			case 7:
+			calc->operation = MUL;
+			calc->state = NUMBER_SECOND;
+			break;
+			case 8:
+			calc->num1 = (calc->num1 * 10) + 1;
+			break;
+			case 9:
+			calc->num1 = (calc->num1 * 10) + 2;
+			break;
+			case 10:
+			calc->num1 = (calc->num1 * 10) + 3;
+			break;
+			case 11:
+			calc->operation = SUB;
+			calc->state = NUMBER_SECOND;
+			break;
+			case 12:
+			calc->num1 = (calc->num1 * 10);
+			break;
+			case 13:
+			clearCalc(calc);
+			break;
+			case 14:
+			break;
+			case 15:
+			calc->operation = ADD;
+			calc->state = NUMBER_SECOND;
 			break;
-
 		}
+		break;
+		case NUMBER_SECOND:
+		switch (input) {
+			case 0:
+			calc->num2 = (calc->num2 * 10) + 7;
+			break;
+			case 1:
+			calc->num2 = (calc->num2 * 10) + 8;
+			break;
+			case 2:
+			calc->num2 = (calc->num2 * 10) + 9;
+			break;
+			case 3:
+			break;
+			case 4:
+			calc->num2 = (calc->num2 * 10) + 4;
+			break;
+			case 5:
+			calc->num2 = (calc->num2 * 10) + 5;
+			break;
+			case 6:
+			calc->num2 = (calc->num2 * 10) + 6;
+			break;
+			case 7:
+			break;
+			case 8:
+			calc->num2 = (calc->num2 * 10) + 1;
+			break;
+			case 9:
+			calc->num2 = (calc->num2 * 10) + 2;
+			break;
+			case 10:
+			calc->num2 = (calc->num2 * 10) + 3;
+			break;
+			case 11:
+			break;
+			case 12:
+			calc->num2 = (calc->num2 * 10);
+			break;
+			case 13:
+			clearCalc(calc);
+			break;
+			case 14:
+			switch (calc->operation) {
+				case ADD:
+				calc->result = calc->num1 + calc->num2;
+				calc->state = RESULT;
+				break;
+				case SUB:
+				calc->result = calc->num1 - calc->num2;
+				calc->state = RESULT;
+				break;
+				case MUL:
+				calc->result = calc->num1 * calc->num2;
+				calc->state = RESULT;
+				break;
+				case DIV:
+				calc->result = calc->num1 / calc->num2;
+				calc->state = RESULT;
+				break;
+			}
+			break;
+			case 15:
+			break;
+		}
+		break;
+		case RESULT:
+		switch (input) {
+			case 14:
+			clearCalc(calc);
+			break;
+		}
+		break;
 	}
+}
+void clearCalc(struct calculator* calc) {
+	calc->state = NUMBER_FIRST;
+	calc->operation = NO_OP;
+	calc->num1 = 0;
+	calc->num2 = 0;
+	calc->result = 0;
 }
\ No newline at end of file
diff --git a/calculator.h b/calculator.h
new file mode 100644
index 0000000..802474d
--- /dev/null
+++ b/calculator.h
@@ -0,0 +1,40 @@
+/*
+ * calculator.h
+ *
+ * Created: 29.05.2023 12:01:39
+ *  Author: mrnek
+ */ 
+
+
+#ifndef CALCULATOR_H_
+#define CALCULATOR_H_
+
+enum calculator_state {
+	NUMBER_FIRST,
+	NUMBER_SECOND,
+	RESULT
+};
+enum calculator_op {
+	NO_OP,
+	ADD,
+	SUB,
+	DIV,
+	MUL
+};
+struct calculator {
+	// 1 число
+	int num1;
+	// 2 число
+	int num2;
+	// 3 операция
+	enum calculator_op operation;
+	// 4 результат
+	int result;
+	// 5 состояние атомата
+	enum calculator_state state;
+};
+void clearCalc(struct calculator *calc);
+
+void handleCalc(struct calculator *calc, int input)
+
+#endif /* CALCULATOR_H_ */
\ No newline at end of file