#include #define rep(i,n) for(int i=0;i<(n);i++) using namespace std; int solve(string s){ int n=s.length(); int res=0; rep(i,n) if(s[i]=='(') { int phase=0; for(int j=i+1;j>s; int ans1=solve(s); reverse(s.begin(),s.end()); for(char& c:s){ if (c=='(') c=')'; else if(c==')') c='('; } int ans2=solve(s); cout<