Submission #396634

#	Time	Username	Problem	Language	Result	Execution time	Memory
396634		ak2006	Cave (IOI13_cave)	C++14	13 / 100	17 ms	588 KiB

cave

#include <bits/stdc++.h>
#include <cave.h>
using namespace std;
using ll = long long;
using vb = vector<bool>;
using vvb = vector<vb>;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vc = vector<char>;
using vvc = vector<vc>;
const ll mod = 1e9 + 7,inf = 1e18;
#define pb push_back
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
void exploreCave(int n)
{
    int is[n],val[n];
    for (int i = 0;i<n;i++)is[i] = 0,val[i] = -1;
    bool done = false;
    for (int i = 0;i<n;i++){
        int pos = tryCombination(is);
        if (pos == -1){done = true;break;}
        for (int j = 0;j<n;j++){
            is[j] = !is[j];
            int pos2 = tryCombination(is);
            if (pos2 == -1){done = true;break;}
            assert(pos2 <= pos);
            if (pos2 == pos)
                val[j] = pos;
            else if (pos2 < pos)val[j] = pos2;
            is[j] = !is[j];
        }
    }
    //assert(done);
    for (int i = 0;i<n;i++){
        if (val[i] != -1)continue;
        is[i] = !is[i];
        val[i] = tryCombination(is);
        is[i] = !is[i];
    }
    answer(is,val);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:20:10: warning: variable 'done' set but not used [-Wunused-but-set-variable]
   20 |     bool done = false;
      |          ^~~~

• Subtask 1: 0 / 12
• Subtask 2: 13 / 13
• Subtask 3: 0 / 21
• Subtask 4: 0 / 30
• Subtask 5: 0 / 24