oj.uz

Submission #65292

# Submission time Handle Problem Language Result Execution time Memory
65292 2018-08-07T10:13:28 Z mhnd Unscrambling a Messy Bug (IOI16_messy) C++17
0 / 100
 2 ms 384 KB 
#include "messy.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
const int N = 3e5+50;
const ll oo = 1e18;
const ll mod = 1e9+7;

int n;
vector<int> ans;

void add(int l,int r){
	if(l > r)return;
	int md = (l+r)/2;
	string s = "";
	for(int i=0;i<n;i++)s += '1';
	for(int i=l;i<r;i++)s[i] = '0';
	for(int i=l;i<md;i++){
		s[i] = '1';
		add_element(s);
		s[i] = '0';
	}
	add(l,md);
	add(md,r);
}

void ask (int l, int r, string no) {
  if (l + 1 == r) {
    for (int i = 0; i < n; ++i) {
      if (no[i] == '0') {
	ans[i] = l;
	break;
      }
    }
    return;
  }
  string x = no, y = "";
  for (int i = 0; i < n; ++i) {
    y += '1';
  }
  for (int i = 0; i < n; ++i) {
    if (no[i] == '0') {
      no[i] = '1';
      if (check_element(no)) {
	x[i] = '1';
	y[i] = '0';
      }
      no[i] = '0';
    }
  }
  int m = l + r >> 1;
  ask(l, m, y);
  ask(m, r, x);
}



vector<int> restore_permutation(int N, int w, int r) {
	int n = N;
	add(0,n);
	compile_set();
	ans.resize(n);
	string a = "";
	for(int i=0;i<n;i++)a += '0';
	ask(0,n,a);
	return ans;
}

Compilation message

messy.cpp: In function 'void ask(int, int, std::__cxx11::string)':
messy.cpp:54:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int m = l + r >> 1;
           ~~^~~

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #2
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB grader returned WA
2 Halted 0 ms 0 KB -