| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 302056 |
2020-09-18T11:58:03 Z |
BlancaHM |
Cave (IOI13_cave) |
C++14 |
|
0 ms |
0 KB |
#include "cave.h"
#include <iostream>
#include <fstream>
#include <cfloat>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <queue>
#include <stack>
#include <cstring>
#include <cmath>
#include <climits>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
using namespace std;
typedef pair<int, int> pii;
typedef long long int ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<vvvi> vvvvi;
typedef vector<pii> vpii;
typedef vector<vpii> vvpii;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<vvl> vvvl;
typedef vector<vvvl> vvvvl;
typedef vector<string> vs;
#define fir first
#define sec second
#define pb push_back
#define eb emplace_back
#define ppb pop_back
#define pf push_front
#define ppf pop_front
#define mp make_pair
#define len(v) ((int)v.size())
#define all(v) v.begin(), v.end()
void exploreCave(int N) {
int finalS[N], finalD[N], switchComb[N];
memset(finalS, -1, sizeof(finalS));
memset(finalD, -1, sizeof(finalD));
memset(switchComb, 0, sizeof(switchComb));
int val, curVal, lo, hi, mid;
bool br;
pii ans = mp(0, 0);
for (int i = 0; i < N; i++) {
val = tryCombination(switchComb);
if (val == -1) val = N;
lo = 0;
hi = N-1;
br = false;
while(lo <= hi) {
mid = lo + (hi-lo)/2;
if (lo == hi) br = true;
for (int j = lo; j <= mid; j++) if (finalD[j] == -1) flip(switchComb[j]);
curVal = tryCombination(switchComb);
for (int j = lo; j <= mid; j++) if (finalD[j] == -1) flip(switchComb[j]);
if (curVal == -1) curVal = N;
if (curVal > i) {
if (val <= i) {
hi = mid;
ans = mp(mid, 1 - switchComb[mid]);
} else lo = mid+1;
} else {
if (val <= i) lo = mid+1;
else {
hi = mid;
ans = mp(mid, switchComb[mid]);
}
}
if (br) break;
}
finalD[ans.first] = i;
finalS[ans.first] = ans.second;
switchComb[ans.first] = ans.second;
}
answer(finalS, finalD);
}
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:59:57: error: 'flip' was not declared in this scope
59 | for (int j = lo; j <= mid; j++) if (finalD[j] == -1) flip(switchComb[j]);
| ^~~~
cave.cpp:61:57: error: 'flip' was not declared in this scope
61 | for (int j = lo; j <= mid; j++) if (finalD[j] == -1) flip(switchComb[j]);
| ^~~~
