1 #include <iostream>
2 #include <string.h>
3 #include <string>
4 #include <fstream>
5 #include <algorithm>
6 #include <stdio.h>
7 #include <vector>
8 #include <queue>
9 #include <set>
10 #include <cmath>
11 using namespace std;
12 const double eps = 1e-8;
13 const double pi=acos(-1.0);
14 const int INF=0x7fffffff;
15 unsigned long long uINF = ~0LL;
16 #define MAXN 1007
17 #define mod 1000000007
18 typedef long long LL;
19 char s[100010],ans[100010];
20 int main()
21 {
22 while(scanf("%s",s)!=EOF)
23 {
24 int len=strlen(s);
25 for(int i=0;i<len;i++)
26 {
27 if(s[i]=='['||s[i]==']')
28 ans[i]='
