Submission #853668

#	Time	Username	Problem	Language	Result	Execution time	Memory
853668		hgmhc	Unscrambling a Messy Bug (IOI16_messy)	C++17	20 / 100	1 ms	436 KiB

messy

#include "messy.h"
#include <bits/stdc++.h>
using namespace std; using ii = pair<int,int>; using ll = long long; using vi = vector<int>;
#define rep(i,a,b) for (auto i = (a); i <= (b); ++i)
#define per(i,a,b) for (auto i = (b); i >= (a); --i)
#define all(x) begin(x), end(x)
#define siz(x) int((x).size())
#define Mup(x,y) x = max(x,y)
#define mup(x,y) x = min(x,y)
#define fi first
#define se second
#define dbg(...) fprintf(stderr,__VA_ARGS__)

vi restore_permutation(int n, int w, int r) {
    assert(n==8);
    rep(i,1,8) {
        add_element(string(n-i,'0')+string(i,'1'));
    }
    compile_set();
    vi p(n); iota(all(p),0);
    vi idx;
    int a=-1, b=-1;
    rep(i,0,7) {
        if (check_element(string(i,'0')+string(n-i,'1'))) {
            a = i;
        } else break;
    }
    rep(i,a+1,7) {
        if (!check_element(string(i,'0')+string(n-i,'1'))) {
            b = i;
        } else break;
    }
    if (a != -1 and b != -1) swap(p[a],p[b]);
    return p;
}

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