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Creating the parenthesisMatch function

Jaykumar Lokhande answered on February 7, 2023 Popularity 1/10 Helpfulness 1/10

answer Creating the parenthesisMatch function

Creating the parenthesisMatch function

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#include <stdio.h>
#include <stdlib.h>
 
struct stack
{
    int size;
    int top;
    char *arr;
};
 
int isEmpty(struct stack *ptr)
{
    if (ptr->top == -1)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}
 
int isFull(struct stack *ptr)
{
    if (ptr->top == ptr->size - 1)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}
 
void push(struct stack* ptr, char val){
    if(isFull(ptr)){
        printf("Stack Overflow! Cannot push %d to the stack\n", val);
    }
    else{
        ptr->top++;
        ptr->arr[ptr->top] = val;
    }
}
 
char pop(struct stack* ptr){
    if(isEmpty(ptr)){
        printf("Stack Underflow! Cannot pop from the stack\n");
        return -1;
    }
    else{
        char val = ptr->arr[ptr->top];
        ptr->top--;
        return val;
    }
}
 
int parenthesisMatch(char * exp){
    // Create and initialize the stack
    struct stack* sp;
    sp->size = 100;
    sp->top = -1;
    sp->arr = (char *)malloc(sp->size * sizeof(char));
 
 
    for (int i = 0; exp[i]!='\0'; i++)
    {
        if(exp[i]=='('){
            push(sp, '(');
        }
        else if(exp[i]==')'){
            if(isEmpty(sp)){
                return 0;
            }
            pop(sp); 
        }
    }
 
    if(isEmpty(sp)){
        return 1;
    }
    else{
        return 0;
    }
    
}
int main()
{
    char * exp = "((8)(*--$$9))";
    // Check if stack is empty
    if(parenthesisMatch(exp)){
        printf("The parenthesis is matching");
    }
    else{
        printf("The parenthesis is not matching");
    }
    return 0;
}

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: www.codewithharry.com

Tags: function whatever

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Contributed on Feb 07 2023

Jaykumar Lokhande

0 Answers Avg Quality 2/10

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