problem 1[with errors]

//I have some other small errors too.
//find a way to get new line char

#include <iostream>
#include <fstream>
#include <string>

using namespace std;
int top=-1;
struct word
{
    string  word;
}word[10000];

void push(string tmp_word)
{
    //if(top==-1)

        top++;
        word[top].word=tmp_word;


}

int search(string tmp_word)
{
    for(int i=0;i<=top;i++)
    {
        if(word[i].word==tmp_word)
        {
            return ((top-1)+1);
            string temp=tmp_word;
            for(int j=i;j<=top;j++)
            {
                word[j]=word[j+1];
            }
            word[top].word=temp;
        }

    }
    return -1;
}

int main()
{
    string temp;
    int op_num,flag,comma_flag;
    char end_char;
    ofstream file("output.txt",ios::trunc);
    cin>>temp;
    while(temp!='0')
    {
         for(int i=0;temp[i]!='\0';i++)
        {
            if(temp[i]=="."||temp[i]==",")
            {
                comma_flag=1;
                end_char=temp[i];
                break;
            }
        }

        for(int i=0;temp[i]!='\0';i++)
        {
            if(temp[i]=="'"||temp[i]=="-")
            {
                string new1,new2;
                new1=temp.substr(0,i);
                int length=temp.length();
                if(comma_flag)
                {
                    new2=temp.substr(i+1,length-(new1.length()));
                op_num=search(new1);
                    if(op_num!=-1)
                    {
                        file<<op_num;
                    }

                    else
                        file<<new1<<temp[i];
                op_num=search(new2);
                    if(op_num!=-1)
                        file<<op_num;
                    else
                        file<<new1<<end_char<<" ";
                }
                else
                {
                    new2=temp.substr(i+1,length-(new1.length()+1));
                op_num=search(new1);
                    if(op_num!=-1)
                        file<<op_num;
                    else
                        file<<new1<<temp[i];
                op_num=search(new2);
                    if(op_num!=-1)
                        file<<op_num;
                    else
                        file<<new1<<" ";
                }

            }
            flag=1;
        }
        if(!flag)
        {
            if(comma_flag)
            {
                op_num=search(temp);
                if(op_num!=1)
                {
                    file<<op_num<<end_char<<" ";
                }
            }
            else
            {
                op_num=search(temp);
                if(op_num!=1)
                {
                    file<<op_num<<" ";
                }
            }
        }
    }
    file.close();
    ifstream file("output.txt");
    char op_ch;
    op_ch=getchar(file);
    while(op_ch!=EOF)
    {
        cout<<op_ch;
        op_ch=getchar(file);
    }
    return 0;





}