diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5270f06
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+-c *.o\n/calc
diff --git a/calc b/calc
deleted file mode 100755
index 023ec18..0000000
Binary files a/calc and /dev/null differ
diff --git a/calc.c b/calc.c
index 85f1466..0898b46 100644
--- a/calc.c
+++ b/calc.c
@@ -3,30 +3,44 @@
 
 int main(){
 	FILE *fp = NULL;
-	int operand1, operand2;
+	
+    int (*fp_add) (int, int);
+    int (*fp_minus) (int, int);
+    int (*fp_mul) (int, int);
+    float (*fp_div) (float, float);
+
+    int operand1, operand2;
 	char operator = ' ';
-	int result, line = 0;
+	float result;
+    int line = 0;
 
 	fp = fopen("read.txt","r");
+
+    fp_add = add;
+    fp_minus = minus;
+    fp_mul = mul;
+    fp_div = div;
+
 	if(fp!=NULL){
 		fscanf(fp, "%d", &line);
 	
-		for(int i=0; i<line; i++) {
+		for(int i=1; i<line; i++) {
 			fscanf(fp, "%d %c %d",&operand1, &operator, &operand2);
 			switch(operator) {
 				case '+':
-				result = add(operand1, operator);
+				result = fp_add(operand1, operand2);
 				break;
 				case '-':
-				result = minus(operand1, operator);
-				break;
+				result = fp_minus(operand1, operand2);
+                break;
 				case '*':
-				result = mul(operand1, operator);
+				result = fp_mul(operand1, operand2);
+                break;
 				case '/':
-				result = div(operand1, operator);
+				result = fp_div((float)operand1, (float)operand2);
 				break;
 			}		
-			printf("%d %c %d = %d\n",
+			printf("%d %c %d = %f\n",
 				 operand1, operator, operand2, result);
 		}
 	}
diff --git a/calc.o b/calc.o
deleted file mode 100644
index e2bf1e7..0000000
Binary files a/calc.o and /dev/null differ
diff --git a/operators.c b/operators.c
index d51cb3e..c2c79a3 100644
--- a/operators.c
+++ b/operators.c
@@ -10,7 +10,7 @@ int mul(int op1, int op2) {
 	return op1*op2;
 }
 
-int div(int op1, int op2) {
-	return op1%op2;
+float div(float op1, float op2) {
+	return op1/op2;
 }
 
diff --git a/operators.h b/operators.h
index bd08f7d..e361ca1 100644
--- a/operators.h
+++ b/operators.h
@@ -1,4 +1,4 @@
 int add(int op1, int op2);
 int mul(int op1, int op2);
-int div(int op1, int op2);
+float div(float op1, float op2);
 int minus(int op1, int op2);
diff --git a/operators.o b/operators.o
deleted file mode 100644
index 71b996c..0000000
Binary files a/operators.o and /dev/null differ