OJ-Problems-Source/HDOJ/4964_autoAC.cpp

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#include <algorithm>
#include <iostream>
#include <iomanip>
#include <cstring>
#include <climits>
#include <complex>
#include <cassert>
#include <cstdio>
#include <bitset>
#include <vector>
#include <deque>
#include <queue>
#include <stack>
#include <ctime>
#include <set>
#include <map>
#include <cmath>
#define CLR(x,y) memset(x,y,sizeof(x))
#define eps 1e-9
#define INF 0x3f3f3f3f
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef complex<ld> point;
typedef pair<int, int> pii;
typedef pair<pii, int> piii;
template<class T>
inline bool read(T &n)
{
T x = 0, tmp = 1;
char c = getchar();
while((c < '0' || c > '9') && c != '-' && c != EOF) c = getchar();
if(c == EOF) return false;
if(c == '-') c = getchar(), tmp = -1;
while(c >= '0' && c <= '9') x *= 10, x += (c - '0'),c = getchar();
n = x*tmp;
return true;
}
template <class T>
inline void write(T n)
{
if(n < 0)
{
putchar('-');
n = -n;
}
int len = 0,data[20];
while(n)
{
data[len++] = n%10;
n /= 10;
}
if(!len) data[len++] = 0;
while(len--) putchar(data[len]+48);
}
char str[100], ans[10010];
int len;
int getmatch(int l)
{
int p = 1;
for (int r = l + 1; ; r++)
{
if (str[r] == '(') p++;
else if (str[r] == ')') p--;
if (p == 0) return r;
}
}
string getStr(int &w)
{
string ret = "";
while (islower(str[w]) or isupper(str[w]) or isdigit(str[w]))
ret += str[w++];
return ret;
}
void getHtmltag(int &w, string &s1, string &s2)
{
string name = "", id = "", cla = "";
name = getStr(w);
while (str[w] == '#' || str[w] == '.')
{
if (str[w] == '#') id = getStr(++w);
else
{
if (cla != "") cla += ' ';
cla += getStr(++w);
}
}
s1 = "<" + name;
if (id != "")
s1 += " id=\""+ id + "\"";
if (cla != "")
s1 += " class=\""+ cla + "\"";
s1 += ">";
s2 = "</" + name + ">";
}
string solve(int l, int r)
{
if (l > r) return "";
if (str[l] == '(')
{
int k = getmatch(l);
return solve(l + 1, k - 1) + solve(k + 1, r);
}
else
{
string s1, s2, s3, ret;
getHtmltag(l, s1, s2);
int k = 0;
if (str[l] == '*')
{
l++;
while (isdigit(str[l]))
k = k * 10 + str[l++] - '0';
}
else k = 1;
s3 = solve(l + 1, r);
ret = "";
while (k--)
ret += s1 + s3 + s2;
return ret;
}
}
int main()
{
int T;
read(T);
while (T --)
{
scanf("%s", str);
cout<<solve(0, strlen(str) - 1)<<endl;
}
return 0;
}