Submission #945458

#	Time	Username	Problem	Language	Result	Execution time	Memory
945458		Nika533	Unscrambling a Messy Bug (IOI16_messy)	C++14	100 / 100	1 ms	756 KiB

messy

#pragma GCC diagnostic warning "-std=c++11"
#include "messy.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define s second
#define MOD 1000000007
#define flush fflush(stdout)
#define all(x) (x).begin(),(x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define pii pair<int,int>
using namespace std;
const int N=205;
int arr[N];
string ss;
void add(int l, int r) {
	if (l==r) return;
	int mid=(l+r)/2;
	string s=ss;
	for (int i=l; i<=r; i++) s[i]='0';
	for (int i=l; i<=mid; i++) {
		s[i]='1';
		add_element(s);
		s[i]='0';
	}
	add(l,mid); add(mid+1,r);
}
void check(int l, int r, vector<int> c) {
	if (l==r) {
		arr[c[0]]=l;
		return;
	}
	int mid=(l+r)/2;
	string s=ss;
	for (auto a:c) s[a]='0';
	vector<int> c1,c2;
	for (auto a:c) {
		s[a]='1';
		if (check_element(s)) c1.pb(a);
		else c2.pb(a);
		s[a]='0';
	}
	check(l,mid,c1); check(mid+1,r,c2);
}
vector<int> restore_permutation(int n, int w, int r) {
	vector<int> c;
	for (int i=0; i<n; i++) ss.pb('1');
	for (int i=0; i<n; i++) c.pb(i);
	add(0,n-1);
	compile_set();
	check(0,n-1,c);
	vector<int> p;
	for (int i=0; i<n; i++) p.pb(arr[i]);
	return p;
}

Compilation message (stderr)

messy.cpp:1:32: warning: '-std=c++11' is not an option that controls warnings [-Wpragmas]
    1 | #pragma GCC diagnostic warning "-std=c++11"
      |                                ^~~~~~~~~~~~

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