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c_cpp
2 years ago
821 B
1
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Never
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
vector<int> ln, rn;
int a;
void print(int node=1){
    if (node == -1) return;
    print(ln[node]);
    cout << node << " ";
    print(rn[node]);
    if (node == 1) cout << endl;
}

void fun(int p=1, int node=1) {
      if (node == -1) return;
      if (p % a == 0) {
            swap(ln[node],rn[node]);
      }
      fun(p+1, ln[node]);
      fun(p+1, rn[node]);
}

int main() {
      int n;    
      cin>>n;
      ln.push_back(0);
      rn.push_back(0);
      while(n--){
            int c, d;
            cin>>c>>d;
            ln.push_back(c);
            rn.push_back(d);
      }
      cin>>n;
      while(n--){
            cin >> a;
            fun();
            print();
      }
      return 0;
}