一直56怎么办

#include<stdio.h>
int main()
{
    char l[101];
    scanf("%s", l,101);
    int judge[101] = { 0 };
    for (int i = 0; l[i]!='\0'; i++)
    {
        if (l[i] == ')')
        {
            for (int a = i-1; a >= 0; a--)
            {
                if ((l[a] == '('||l[a]=='[') && judge[a] == 0)
                {
                    if (l[a] == '(')
                    {
                        judge[i] = 1;
                        judge[a] = 1;
                    }
                    break;
                }
            }
        }
        if (l[i] == ']')
        {
            for (int a = i - 1; a >= 0; a--)
            {
                if (l[a] == '(' || l[a] == '[' && judge[a] == 0)
                {
                    if (l[a] == '[')
                    {
                        judge[i] = 1;
                        judge[a] = 1;
                    }
                    break;
                }
            }
        }
    }
    for (int i = 0; l[i]!='\0'; i++)
    {
        if (judge[i] == 1)
            printf("%c", l[i]);
        else
        {
            if (l[i] == ')')
                printf("()");
            if (l[i] == ']')
                printf("[]");
            if (l[i] == '(')
                printf("()");
            if (l[i] == '[')
                printf("[]");
        }
        //printf("%d", judge[i]);
    }
    return 0;
}