Submission #3336

#TimeUsernameProblemLanguageResultExecution timeMemory
3336wookayin일도양단! (kriii1_1)C++98
1 / 1
4 ms2132 KiB
#include <iostream> #include <cstring> #include <cstdio> #include <vector> using namespace std; int R, C, H, N; int has[7][7][7]; struct xyz { int x, y, z; xyz(int x, int y, int z) : x(x), y(y), z(z) {} }; vector<xyz> pos; int count(int r1, int r2, int c1, int c2, int h1, int h2) { int s = 0; for(int i = 0; i < pos.size(); ++ i) { xyz &q = pos[i]; if(r1 <= q.x && q.x <= r2 && c1 <= q.y && q.y <= c2 && h1 <= q.z && q.z <= h2) s ++; } return s; } int cache[7][7][7][7][7][7]; int go(int r1, int r2, int c1, int c2, int h1, int h2) { int &ret = cache[r1][r2][c1][c2][h1][h2]; if(ret != -1) return ret; // 건빵이 하나 들어있으면 int raisins = count(r1, r2, c1, c2, h1, h2); if(raisins == 1) return ret = (r2-r1+1) * (c2-c1+1) * (h2-h1+1); ret = -987987987; for(int r = r1; r < r2; ++ r) { int t1 = go(r1, r, c1, c2, h1, h2); int t2 = go(r+1, r2, c1, c2, h1, h2); int tv = min(t1, t2); ret = max(ret, tv); } for(int c = c1; c < c2; ++ c) { int t1 = go(r1, r2, c1, c, h1, h2); int t2 = go(r1, r2, c+1, c2, h1, h2); int tv = min(t1, t2); ret = max(ret, tv); } for(int h = h1; h < h2; ++ h) { int t1 = go(r1, r2, c1, c2, h1, h); int t2 = go(r1, r2, c1, c2, h+1, h2); int tv = min(t1, t2); ret = max(ret, tv); } return ret; } int main() { cin >> R >> C >> H >> N; for(int i = 0; i < N; ++ i) { int r, c, h; cin >> r >> c >> h; r--; c--; h--; pos.push_back( xyz(r,c,h) ); has[r][c][h] = 1; } memset(cache, -1, sizeof(cache)); int res = go(0, R-1, 0, C-1, 0, H-1); printf("%d\n", res); return 0; }
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