Submission #135637

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
135637	2019-07-24 09:11:04	mirbek01	Cave (IOI13_cave)	C++11	100 / 100	731 ms	684 KiB

cave

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#include "cave.h"
//#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5e3 + 2;
int f[MAXN], s[MAXN], ar[MAXN], pos[MAXN], used[MAXN]; 
void exploreCave(int N) {
  for(int i = 0; i < N; i ++){
    for(int j = 0; j < N; j ++)
      ar[j] = 0;
    for(int j = 0; j < i; j ++){
      ar[ pos[j] ] = f[ pos[j] ];
    }
    int ret = tryCombination(ar);
    vector <int> v;
    for(int j = 0; j < N; j ++){
      if(!used[j])
        v.push_back(j);
    }
    int correct = 0;
    if(ret == i)
      correct = 1;
    int lo = 0, hi = (int)v.size() - 1;
    while(lo <= hi){
      int md = (lo + hi) >> 1;
      if(!correct){
 
 
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• Subtask 2: 13 / 13
• Subtask 3: 21 / 21
• Subtask 4: 30 / 30
• Subtask 5: 24 / 24