Submission #66975

#	Time	Username	Problem	Language	Result	Execution time	Memory
66975		Talant	Unscrambling a Messy Bug (IOI16_messy)	C++17	0 / 100	2 ms	384 KiB

messy

#include "messy.h"
//#include "grader.cpp"

#include <bits/stdc++.h>

#define sc second
#define fr first
#define mk make_pair
#define pb push_back

using namespace std;

const int N = (1e6 + 5);
const int inf = (1e9 + 7);

string a;
vector <int> v;

vector<int> restore_permutation(int n, int w, int r) {
      for (int i = 0; i < n; i ++)
            a += '0',v.pb(i);


      for (int i = n - 1; i >= 0; i --) {
            a[i] = '1';
            add_element(a);
      }
      compile_set();

      for (int i = 0; i < n; i ++) a[i] = '0';

      for (int i = n - 1; i >= 0; i --) {
            a[i] = '1';
            for (int j = 0; j < i; j ++) {
                  string c = a;
                  swap(c[j],c[i]);
                  if (check_element(c)) {
                        swap(v[j],v[i]);
                        return v;
                  }
            }
      }
}

Compilation message (stderr)

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:43:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 0 / 20
• Subtask 2: 0 / 18
• Subtask 3: 0 / 11
• Subtask 4: 0 / 21
• Subtask 5: 0 / 30