Balance brackets

BalanceBrackets/BalanceBrackets.sln

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BalanceBrackets/BalanceBrackets/BalanceBrackets.c

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+#include "BalanceBrackets.h"
+#include "../../Stack/Stack/Stack.h"
+
+bool isOpeningBracket(char parentheses)
+{
+    return parentheses == '(' || parentheses == '{' || parentheses == '[';
+}
+
+bool isClosingBracket(char paretheses)
+{
+    return paretheses == ')' || paretheses == '}' || paretheses == ']';
+}
+
+bool openingAndClosingOfTheSameType(char openingParetheses, char closingParetheses)
+{
+    return openingParetheses != '(' && closingParetheses == ')'
+        || openingParetheses != '{' && closingParetheses == '}'
+        || openingParetheses != '[' && closingParetheses == ']';
+}
+
+bool checkCorrectOrderBrackets(const char* expressionFromParentheses, int* errorCode)
+{
+    Stack* head = createStack();
+    int counter = 0;
+    while (expressionFromParentheses[counter] != '\0')
+    {
+        if (isOpeningBracket(expressionFromParentheses[counter]))
+        {
+            int error = 0;
+            push(&head, expressionFromParentheses[counter], &error);
+            if (error == 2)
+            {
+                *errorCode = 2;
+                deleteStack(&head);
+                return false;
+            }
+        }
+        else if (isClosingBracket(expressionFromParentheses[counter]))
+        {
+            int error = 0;
+            char topOfTheStack = (char)pop(&head, &error);
+            if (error == 1)
+            {
+                *errorCode = 1;
+                deleteStack(&head);
+                return false;
+            }
+            if (openingAndClosingOfTheSameType(topOfTheStack, expressionFromParentheses[counter]))
+            {
+                *errorCode = 1;
+                deleteStack(&head);
+                return false;
+            }
+        }
+        counter++;
+    }
+    if (isEmpty(head))
+    {
+        deleteStack(&head);
+        return true;
+    }
+    *errorCode = 1;
+    deleteStack(&head);
+    return false;
+}

BalanceBrackets/BalanceBrackets/BalanceBrackets.h

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+#pragma once
+#include <stdbool.h>
+
+// Function to check the correct position of the brackets
+bool checkCorrectOrderBrackets(const char* expressionFromParentheses, int* errorCode);

BalanceBrackets/BalanceBrackets/BalanceBrackets.vcxproj

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BalanceBrackets/BalanceBrackets/BalanceBrackets.vcxproj.filters

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BalanceBrackets/BalanceBrackets/BalanceBracketsTest.c

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+#include "BalanceBracketsTest.h"
+#include "BalanceBrackets.h"
+
+bool balanceBracketsTest()
+{
+    int errors[14] = {0};
+    return checkCorrectOrderBrackets("((15 - x) - (13 + 45) * ( 1 0 - 1 6))", &errors[0])
+    && checkCorrectOrderBrackets("(([(){()}][]{}{}{()}))", &errors[1]) 
+    && checkCorrectOrderBrackets("([[]({})]({}(())))", &errors[2])
+    && checkCorrectOrderBrackets("(x * x) * ( c - a)", &errors[3])
+    && checkCorrectOrderBrackets("[[]]{{}}(())", &errors[4])
+    && checkCorrectOrderBrackets("(({{{}[]}[]}[]))", &errors[5])
+    && checkCorrectOrderBrackets("{}()[]", &errors[6])
+    && !checkCorrectOrderBrackets("{{", &errors[7])
+    && !checkCorrectOrderBrackets("{())[][]}", &errors[8])
+    && !checkCorrectOrderBrackets("(x-a)*(c+a))", &errors[9])
+    && !checkCorrectOrderBrackets("(]])()()[][]{}{{}}", &errors[10])
+    && !checkCorrectOrderBrackets("{()[]{}{{))))))(}", &errors[11])
+    && !checkCorrectOrderBrackets("{{}}(((", &errors[12])
+    && !checkCorrectOrderBrackets("(", &errors[13])
+    && errors[0] == 0
+    && errors[1] == 0
+    && errors[2] == 0
+    && errors[3] == 0
+    && errors[4] == 0
+    && errors[5] == 0
+    && errors[6] == 0
+    && errors[7] == 1
+    && errors[8] == 1
+    && errors[9] == 1
+    && errors[10] == 1
+    && errors[11] == 1
+    && errors[12] == 1
+    && errors[13] == 1;
+}

BalanceBrackets/BalanceBrackets/BalanceBracketsTest.h

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+#pragma once
+#include <stdbool.h>
+
+// Function for testing a function that checks for the correct position of the brackets
+bool balanceBracketsTest();

BalanceBrackets/BalanceBrackets/Main.c

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+#include "BalanceBrackets.h"
+#include "BalanceBracketsTest.h"
+#include <stdio.h>
+
+int main()
+{
+    if (!balanceBracketsTest())
+    {
+        printf("Test failed");
+        return -1;
+    }
+    char expressionFromParentheses[250] = { '\0' };
+    printf("enter the expression that you want to check for the correct placement of brackets\n");
+    scanf_s("%[^\n]s", expressionFromParentheses, (unsigned)sizeof(expressionFromParentheses));
+    int errorCode = 0;
+    checkCorrectOrderBrackets(expressionFromParentheses, &errorCode);
+    if (errorCode == 1)
+    {
+        printf("The balance of the brackets is incorrect");
+        return 0;
+    }
+    if (errorCode == 2)
+    {
+        printf("Insufficient memory");
+        return -1;
+    }
+    printf("The balance of the brackets is correct");
+}