poj1578

字符串处理麻烦题

//zoj1702
#include <iostream>
#include <string>
using namespace std;

const    int        maxlength = 2001, maxl = 100, maxc = 30;

string    header, nextheader, word[maxl][maxc];
int        lnum, cnum, csize[maxc];

void init()
{
    string    st;
    int        l = 0, c = 0, i;

    memset(csize, 0, sizeof(csize));
    cnum = header.length();
    while (1)
    {
        getline(cin, nextheader);
        if (nextheader[0] == '>' || nextheader[0] == '<' || nextheader[0] == '=' || nextheader[0] == '*')
            break;
        for (i = 0; i < cnum - 1; i++)
        {
            word[l][i] = nextheader.substr(0, nextheader.find("&"));
            nextheader.erase(0, nextheader.find("&") + 1);
            if (int(word[l][i].length()) > csize[i])
                csize[i] = word[l][i].length();
        }
        word[l][cnum - 1] = nextheader;
        if (int(word[l][cnum - 1].length()) > csize[cnum - 1])
            csize[cnum - 1] = word[l][cnum - 1].length();
        l++;
    }
    lnum = l;
}

void printl(int w, string st)
{
    int        i, l = w - st.length();

    cout << st;
    for (i = 0; i < l; i++)
        cout << " ";
}

void printc(int w, string st)
{
    int        i, l = w - st.length();

    for (i = 0; i < l / 2; i++)
        cout << " ";
    cout << st;
    for (i = 0; i < l / 2; i++)
        cout << " ";
    if (l % 2 != 0)
        cout << " ";
}


void printr(int w, string st)
{
    int        i, l = w - st.length();

    for (i = 0; i < l; i++)
        cout << " ";
    cout << st;
}

void printword(int i, string st)
{
    switch (header[i])
    {
        case    '<': printl(csize[i], st); break;
        case    '=': printc(csize[i], st); break;
        case    '>': printr(csize[i], st); break;
    }
}

void print()
{
    int        i, j;
    
    //first line
    cout << "@-";
    for (i = 0; i < cnum - 1; i++)
    {
        for (j = 0; j < csize[i]; j++)
            cout << "-";
        cout << "---";
    }
    for (j = 0; j < csize[cnum - 1]; j++)
        cout << "-";
    cout << "-@";
    cout << endl;

    //second line
    cout << "|";
    for (i = 0; i < cnum; i++)
    {
        cout << " ";
        printword(i, word[0][i]);
        cout << " |";
    }
    cout << endl;

    //third line
    cout << "|-";
    for (i = 0; i < cnum - 1; i++)
    {
        for (j = 0; j < csize[i]; j++)
            cout << "-";
        cout << "-+-";
    }
    for (j = 0; j < csize[cnum - 1]; j++)
        cout << "-";
    cout << "-|";
    cout << endl;

    //other lines
    for (j = 1; j < lnum; j++)
    {
        cout << "|";
        for (i = 0; i < cnum; i++)
        {
            cout << " ";
            printword(i, word[j][i]);
            cout << " |";
        }
        cout << endl;
    }

    //last line
    cout << "@-";
    for (i = 0; i < cnum - 1; i++)
    {
        for (j = 0; j < csize[i]; j++)
            cout << "-";
        cout << "---";
    }
    for (j = 0; j < csize[cnum - 1]; j++)
        cout << "-";
    cout << "-@";
    cout << endl;
}

int main()
{
//    freopen("t.txt", "r", stdin);
//    freopen("y.txt", "w", stdin);
    getline(cin, header);
    while (header[0] != '*')
    {
        init();
        print();
        header = nextheader;
    }
    return 0;
}