func_code_string: #include <bits/stdc++.h>   #pragma GCC optimize(3)   using namespace std;   bool Finish_read;   template <class T>   inline void read(T &x) {     Finish_read = 0;     x = 0;     int f = 1;     char ch = getchar();     while (!isdigit(ch)) {       if (ch ==  - ) f = -1;       if (ch == EOF) return;       ch = getchar();     }     while (isdigit(ch)) x = x * 10 + ch -  0 , ch = getchar();     x *= f;     Finish_read = 1;   }   template <class T>   inline void print(T x) {     if (x / 10 != 0) print(x / 10);     putchar(x % 10 +  0 );   }   template <class T>   inline void writeln(T x) {     if (x < 0) putchar( - );     x = abs(x);     print(x);     putchar(  n );   }   template <class T>   inline void write(T x) {     if (x < 0) putchar( - );     x = abs(x);     print(x);   }   const int maxn = 100005, maxnode = 16500005;   int mx, my, mz, n, m, k, lx, rx, ly, ry, lz, rz, cnt, lc[maxnode], rc[maxnode],       lv[maxnode], rv[maxnode], rt[maxn << 2];   inline bool Open(int x, int y, int z) {     return lx <= x && x <= rx && ly <= y && y <= ry && lz <= z && z <= rz;   }   inline void update(int &o, int l, int r, int y, int z) {     if (!o) o = ++cnt, rv[o] = mz + 1;     if (lz <= z) rv[o] = min(rv[o], z);     if (z <= rz) lv[o] = max(lv[o], z);     if (l == r) return;     int mid = (l + r) >> 1;     if (y <= mid)       update(lc[o], l, mid, y, z);     else       update(rc[o], mid + 1, r, y, z);   }   inline void modify(int o, int l, int r, int x, int y, int z) {     update(rt[o], 1, my, y, z);     if (l == r) return;     int mid = (l + r) >> 1;     if (x <= mid)       modify(o << 1, l, mid, x, y, z);     else       modify(o << 1 | 1, mid + 1, r, x, y, z);   }   inline bool getans(int o, int l, int r, int yl, int yr, int zl, int zr) {     if (!o) return 1;     if (yl <= l && r <= yr) return lv[o] < zl && zr < rv[o];     bool res = 1;     int mid = (l + r) >> 1;     if (yl <= mid) res &= getans(lc[o], l, mid, yl, yr, zl, zr);     if (yr > mid) res &= getans(rc[o], mid + 1, r, yl, yr, zl, zr);     return res;   }   inline bool query(int o, int l, int r, int xl, int xr, int yl, int yr, int zl,                     int zr) {     if (xl <= l && r <= xr) return getans(rt[o], 1, my, yl, yr, zl, zr);     bool res = 1;     int mid = (l + r) >> 1;     if (xl <= mid) res &= query(o << 1, l, mid, xl, xr, yl, yr, zl, zr);     if (xr > mid) res &= query(o << 1 | 1, mid + 1, r, xl, xr, yl, yr, zl, zr);     return res;   }   inline void solve(int x, int y, int z) {     if (Open(x, y, z)) return (void)puts( OPEN );     if (query(1, 1, mx, min(lx, x), max(rx, x), min(ly, y), max(ry, y),               min(lz, z), max(rz, z)))       return (void)puts( UNKNOWN );     return (void)puts( CLOSED );   }   int main() {     read(mx), read(my), read(mz), read(n), read(m), read(k);     lx = mx, ly = my, lz = mz;     for (int i = 1, x, y, z; i <= n; ++i) {       read(x), read(y), read(z);       lx = min(lx, x), rx = max(rx, x);       ly = min(ly, y), ry = max(ry, y);       lz = min(lz, z), rz = max(rz, z);     }     for (int i = 1, x, y, z; i <= m; ++i) {       read(x), read(y), read(z);       if (Open(x, y, z)) return 0 * puts( INCORRECT );       modify(1, 1, mx, x, y, z);     }     puts( CORRECT );     for (int i = 1, x, y, z; i <= k; ++i)       read(x), read(y), read(z), solve(x, y, z);   }   