#include <bits/stdc++.h>   using namespace std;   const int MAX = 205;   const int INF = 0x3f3f3f3f;   string a, b;   int dp[MAX][MAX][405];   int call(int x, int y, int s) {     if (x >= a.size() and y >= b.size()) return s;     if (dp[x][y][s] != -1) return dp[x][y][s];     int ret = INF;     if (x < a.size() and y < b.size() and a[x] == b[y]) {       if (a[x] ==  ( ) {         ret = min(ret, 1 + call(x + 1, y + 1, s + 1));       } else {         if (s) {           ret = min(ret, 1 + call(x + 1, y + 1, s - 1));         } else {           ret = min(ret, 2 + call(x + 1, y + 1, s));         }       }     } else {       if (x < a.size()) {         if (a[x] ==  ( ) {           ret = min(ret, 1 + call(x + 1, y, s + 1));         } else {           if (s) {             ret = min(ret, 1 + call(x + 1, y, s - 1));           } else {             ret = min(ret, 2 + call(x + 1, y, s));           }         }       }       if (y < b.size()) {         if (b[y] ==  ( ) {           ret = min(ret, 1 + call(x, y + 1, s + 1));         } else {           if (s) {             ret = min(ret, 1 + call(x, y + 1, s - 1));           } else {             ret = min(ret, 2 + call(x, y + 1, s));           }         }       }     }     return dp[x][y][s] = ret;   }   void go(int x, int y, int s) {     if (x >= a.size() and y >= b.size()) {       for (int i = 0; i < s; i++) cout <<  ) ;       cout << endl;       return;     }     int ret = call(x, y, s);     if (x < a.size() and y < b.size() and a[x] == b[y]) {       if (a[x] ==  ( ) {         if (ret == 1 + call(x + 1, y + 1, s + 1)) {           cout <<  ( ;           go(x + 1, y + 1, s + 1);           return;         }       } else {         if (s) {           if (ret == 1 + call(x + 1, y + 1, s - 1)) {             cout <<  ) ;             go(x + 1, y + 1, s - 1);             return;           }         } else {           if (ret == 2 + call(x + 1, y + 1, s)) {             cout <<  () ;             go(x + 1, y + 1, s);             return;           }         }       }     } else {       if (x < a.size()) {         if (a[x] ==  ( ) {           if (ret == 1 + call(x + 1, y, s + 1)) {             cout <<  ( ;             go(x + 1, y, s + 1);             return;           }         } else {           if (s) {             if (ret == 1 + call(x + 1, y, s - 1)) {               cout <<  ) ;               go(x + 1, y, s - 1);               return;             }           } else {             if (ret == 2 + call(x + 1, y, s)) {               cout <<  () ;               go(x + 1, y, s);               return;             }           }         }       }       if (y < b.size()) {         if (b[y] ==  ( ) {           if (ret == 1 + call(x, y + 1, s + 1)) {             cout <<  ( ;             go(x, y + 1, s + 1);             return;           }         } else {           if (s) {             if (ret == 1 + call(x, y + 1, s - 1)) {               cout <<  ) ;               go(x, y + 1, s - 1);               return;             }           } else {             if (ret == 2 + call(x, y + 1, s)) {               cout <<  () ;               go(x, y + 1, s);               return;             }           }         }       }     }   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     cin >> a >> b;     memset(dp, -1, sizeof(dp));     go(0, 0, 0);     return 0;   }