Submission #101296

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
101296	2019-03-18 07:55:26	aome	Swap (BOI16_swap)	C++17	100 / 100	64 ms	4896 KiB

swap

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#include <bits/stdc++.h>
using namespace std;
const int N = 200005;
int n, p[N];
int res[N];
bool flag[N];
bool visit[N];
void brute() {
  vector<int> opt;
  for (int i = 1; i <= n; ++i) opt.push_back(p[i]);
  for (int i = 0; i < (1 << (n - 1)); ++i) {
    vector<int> vec;
    for (int j = 1; j <= n; ++j) vec.push_back(p[j]);
    for (int j = 2; j <= n; ++j) {
      if (i >> (j - 2) & 1) {
        swap(vec[j - 1], vec[j / 2 - 1]);
      }
    }
    if (opt > vec) opt = vec;
  }
  for (auto i : opt) cout << i << ' '; cout << '\n';
}
int main() {
  ios::sync_with_stdio(false);
  cin >> n;
 
 
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Compilation message (stderr)

swap.cpp: In function 'void brute()':
swap.cpp:25:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for (auto i : opt) cout << i << ' '; cout << '\n';
  ^~~
swap.cpp:25:39: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  for (auto i : opt) cout << i << ' '; cout << '\n';
                                       ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 27 / 27
• Subtask 4: 20 / 20
• Subtask 5: 32 / 32