1 #include <algorithm>  2 #include <iostream>  3 #include <iomanip>  4 #include <cstring>  5 #include <climits>  6 #include <complex>  7 #include <cassert>  8 #include <cstdio>  9 #include <bitset> 10 #include <vector> 11 #include <deque> 12 #include <queue> 13 #include <stack> 14 #include <ctime> 15 #include <set> 16 #include <map> 17 #include <cmath> 18 using namespace std; 19 #define fr first 20 #define sc second 21 #define cl clear 22 #define BUG puts("here!!!") 23 #define W(a) while(a--) 24 #define pb(a) push_back(a) 25 #define Rint(a) scanf("%d", &a) 26 #define Rll(a) scanf("%I64d", &a) 27 #define Rs(a) scanf("%s", a) 28 #define Cin(a) cin >> a 29 #define FRead() freopen("in", "r", stdin) 30 #define FWrite() freopen("out", "w", stdout) 31 #define Rep(i, len) for(int i = 0; i < (len); i++) 32 #define For(i, a, len) for(int i = (a); i < (len); i++) 33 #define Cls(a) memset((a), 0, sizeof(a)) 34 #define Clr(a, x) memset((a), (x), sizeof(a)) 35 #define Full(a) memset((a), 0x7f7f7f, sizeof(a)) 36 #define lrt rt << 1 37 #define rrt rt << 1 | 1 38 #define pi 3.14159265359 39 #define RT return 40 #define lowbit(x) x & (-x) 41 #define onecnt(x) __builtin_popcount(x) 42 typedef long long LL; 43 typedef long double LD; 44 typedef unsigned long long ULL; 45 typedef pair<int, int> pii; 46 typedef pair<string, int> psi; 47 typedef pair<LL, LL> pll; 48 typedef map<string, int> msi; 49 typedef vector<int> vi; 50 typedef vector<LL> vl; 51 typedef vector<vl> vvl; 52 typedef vector<bool> vb; 53  54 const int maxn = 20200; 55 const char* endx = "</html>"; 56 char tmp; 57 char s[maxn]; 58 char tag[maxn]; 59 int depth, n; 60 bool ex = 0; 61  62 void p(int x) { 63   Rep(i, x) printf(" "); 64 } 65  66 void f() { 67   n = 0; 68   while(tmp != ‘>‘) { 69     s[n++] = tmp; 70     tmp = getchar(); 71   } 72   s[n++] = ‘>‘; 73   s[n] = 0; 74   if(s[1] == ‘/‘) { 75     depth -= 1; 76     p(depth); 77   } 78   else { 79     p(depth); 80     if(s[n-2] != ‘/‘) depth += 1; 81   } 82   if(strstr(s, endx) != NULL) ex = 1; 83   printf("%s\n", s); 84 } 85  86 void g() { 87   bool first = 1; 88   p(depth); 89   while(1) { 90     if(!first) p(1); 91     while(tmp != ‘ ‘&& tmp != ‘\n‘ && tmp != ‘\t‘ && tmp != ‘<‘) { 92       putchar(tmp); tmp = getchar(); 93     } 94     first = 0; 95     while(tmp == ‘ ‘ || tmp == ‘\n‘ || tmp == ‘\t‘) tmp = getchar(); 96     if(tmp == ‘<‘) { 97       puts(""); 98       f(); 99       break;100     }101   }102 }103 104 signed main() {105   //FRead();106   int T, _ = 1;107   Rint(T);108   W(T) {109     printf("Case #%d:\n", _++);110     depth = 0; ex = 0;111     while(1) {112       if(ex) break;113       tmp = getchar();114       while(tmp == ‘ ‘ || tmp == ‘\n‘ || tmp == ‘\t‘) tmp = getchar();115       if(tmp == ‘<‘) f();116       else g();117     }118   }119   RT 0;120 }