changed BasicMode.c to priorities operators

src/main/c/BasicMode.c

@@ -10,7 +10,7 @@ void BasicMode() {
 	char endtmp = '0';	//0 false, 1 true
 	double result = 0;
 	double numbers[100] = {0.0};
-	char operatoren[100];
+	char operators[100];
 
 	do {
 		//100 doubles in this array  goes through the for loop till 100 numbers or = is entered
@@ -19,38 +19,36 @@ void BasicMode() {
 			numbers[i] = testForNumber();	//gets number
 
 			printf("Enter a operation: ");
-			operator[i] = testForOperator();	//gets operator
-
-			if (i > 1) {	//if function to prevent numbers[-1] 
-				switch (operator[i])		//checks of the operator and switches to the case with the needed function
-				{
-				case '+': 
-					result += add(numbers[i - 1], numbers[i])
-					break;
-
-				case '-':
-					result += minus(numbers[i - 1], numbers[i])
-					break;
-
-				case '*':
-					result += multiply(numbers[i - 1], numbers[i])
-					break;
-
-				case '/':
-					result += divide(numbers[i - 1], numbers[i])
-					break;
-
-				case '=':
-					printf("The result is: %d", result);
-					endtmp = 1;
-					break;
-
-				default:
-					break;
-				}
-			}
-			i++;
+			operators[i] = testForOperator();	//gets operator
 		}
 	} while (endtmp != '1')
 
+
+	for (int i = 0; i < 100) {//checks all operators to check for priority
+		if ((operators[i] == '/' || operators[i] == '*') && i > 1) {	//if operators[i] == / or * and i>1 so you dont get numbers[-1]
+			if (operators[i] == '/') {
+				result += divide(numbers[i - 1], numbers[i]);		//divides if char is / and adds number to the result 
+			}
+																	//	for all calculations we take the number and the number before that 
+			else {													//	and do the operation 
+				result += multiply(numbers[i - 1], numbers[i]);		//multiplys if char is * and adds number to the result 
+			}
+		}
+		
+		else if ((operators[i] == '+' || operators[i] == '-') && i > 1) {
+			if (operators[i] == '+') {
+				result += add(numbers[i - 1], numbers[i]);		//adds if char is + and adds number to the result
+			}
+
+			else {
+				result += minus(numbers[i - 1], numbers[i]);		//subtrakts if char is - and adds number to the result
+			}
+		}
+
+		else if (i<=1 && operator[i] == '=') {		//if there are less then 2 numbers in the array 
+			result = numbers[i];					//set result to the 0 digit
+		}
+		i++;
+	}
+	printf("The result is: %d", result);
 }