Submission #391628

#	Time	Username	Problem	Language	Result	Execution time	Memory
391628		Victor	Worm Worries (BOI18_worm)	C++17	0 / 100	258 ms	500332 KiB

worm

#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for (int i = a; i < b; ++i)
#define per(i, a, b) for (int i = b - 1; i >= a; --i)
#define trax(a, x) for (auto& a : x)
#define sz(a) a.size()
typedef pair<int, int> ii;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<vi> vvi;

vector<vvi> grid;

int x, y, z, q;
bool check(int a, int b, int c) {
    int val = grid[a][b][c];
    if (a && val < grid[a - 1][b][c]) return 0;
    if (a + 1 < x && val < grid[a + 1][b][c]) return 0;

    if (b && val < grid[a][b - 1][c]) return 0;
    if (b + 1 < y && val < grid[a][b + 1][c]) return 0;

    if (c && val < grid[a][b][c - 1]) return 0;
    if (c + 1 < z && val < grid[a][b][c + 1]) return 0;

    return 1;
}

int main() {
    cin.tie(0)->sync_with_stdio(0);

    cin >> x >> y >> z >> q;
    grid.resize(x, vvi(y, vi(z)));
    if (x * y * z == q) {
        rep(i, 0, x) rep(j, 0, y) rep(k, 0, z) {
            cout << "? " << i + 1 << ' ' << j + 1 << ' ' << k + 1 << endl;
            cin >> grid[i][j][k];
        }
        rep(i, 0, x) rep(j, 0, y) rep(k, 0, z) {
            if(check(i,j,k)){
                cout<<"! "<<i+1<<' '<<j+1<<' '<<k+1<<endl;
                return 0;
            }
        }
    }
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 22
• Subtask 3: 0 / 12
• Subtask 4: 0 / 19
• Subtask 5: 0 / 14
• Subtask 6: 0 / 23