#include <bits/stdc++.h> #define ll long long #define mp make_pair #define pb push_back #define ld long double #define ss(x) (int) x.size() #define fi first #define se second #define cat(x) cout << #x << " = " << x << endl #define root1 dol.t #define root2 gora.t #define bst set <int> using namespace std; const int MAX = 15000000; const int pod = (1 << 17); const int nax = 1e5 + 111; struct seg1 { struct nod { nod *l, *r; int max; }; nod t[MAX]; nod *wsk = t + 1; nod *alo() { nod* r = wsk++; r->max = 0; return r; } auto mak(auto &x) { x = x ? x : alo(); return x; } void go(const int& x, const int& y, const int& c, nod *v, int l = 0, int r = pod - 1) { if(x <= l && r <= y) { v->max = max(v->max, c); return; } int m = (l + r) / 2; if(x <= m) go(x, y, c, mak(v->l), l, m); if(m < y) go(x, y, c, mak(v->r), m + 1, r); } int query(const int& x, nod *v, int l = 0, int r = pod - 1) { if(v == NULL) return 0; if(l == r) { return v->max; } int m = (l + r) / 2; int s = 0; if(x <= m) s = query(x, v->l, l, m); if(m < x) s = query(x, v->r, m + 1, r); return max(s, v->max); } } dol; struct seg2 { struct nod { nod *l, *r; int min = 1000000000; }; nod t[MAX]; nod *wsk = t + 1; nod *alo() { nod* r = wsk++; r->min = 1000000000; return r; } auto mak(auto &x) { x = x ? x : alo(); return x; } void go(const int& x, const int& y, const int& c, nod *v, int l = 0, int r = pod - 1) { if(x <= l && r <= y) { v->min = min(v->min, c); return; } int m = (l + r) / 2; if(x <= m) go(x, y, c, mak(v->l), l, m); if(m < y) go(x, y, c, mak(v->r), m + 1, r); } int query(const int& x, nod *v, int l = 0, int r = pod - 1) { if(v == NULL) return 1000000000; if(l == r) return v->min; int m = (l + r) / 2; int s = 1000000000; if(x <= m) s = query(x, v->l, l, m); if(m < x) s = query(x, v->r, m + 1, r); return min(s, v->min); } } gora; int n, m, q; inline bool inter1(const int& row, const int& col) { return dol.query(col, root1) >= row && (col == 0 ? 1 : dol.query(col - 1, root1) <= row); } inline bool inter2(const int& row, const int& col) { return gora.query(col, root2) <= row && (col == m - 1 ? 1 : gora.query(col + 1, root2) >= row); } int z; bst downx[nax]; bst downy[nax]; void update1(const int& r); void update2(const int& c); inline void ogar1(const int& r, const int& c) { update1(r); update1(c); } void del(const int& r, const int& c) { dol.go(c, m - 1, r, root1); update1(r); update2(c); } inline bool under1(const int& r, const int& c) { return r <= dol.query(c, root1); } void update1(const int& r) { while(ss(downy[r]) && under1(r, *--downy[r].end())) { z = *--downy[r].end(); downy[r].erase(z); del(r + 1, z - 1); } } void update2(const int& c) { while(ss(downx[c]) && under1(*downx[c].begin(), c)) { z = *downx[c].begin(); downx[c].erase(z); del(z + 1, c - 1); } } bst upx[nax]; bst upy[nax]; void up1(const int& r); void up2(const int& c); inline void ogar2(const int& r, const int& c) { up1(r); up2(c); } void del2(const int& r, const int& c) { //cout << "del2 " << r << " " << c << endl; gora.go(0, c, r, root2); up1(r); up2(c); } inline bool under2(const int& r, const int& c) { return gora.query(c, root2) <= r; } void up1(const int& r) { while(ss(upy[r]) && under2(r, *upy[r].begin())) { int z = *upy[r].begin(); upy[r].erase(z); del2(r - 1, z + 1); } } void up2(const int& c) { while(ss(upx[c]) && under2(*--upx[c].end(), c)) { int z = *--upx[c].end(); upx[c].erase(z); del2(z - 1, c + 1); } } void add(const int& r, const int& c) { downx[c].insert(r); downy[r].insert(c); upx[c].insert(r); upy[r].insert(c); } /*void daj() { * cout << "dol \n"; //for(int i = 0; i < m; ++i) { // cout << dol.query(i, root1) << " a "; //} //cout << endl << endl; cout << "gora \n"; for(int i = 0; i < m; ++i) cout << gora.query(i, root2) << " "; cout << endl << endl << endl; } */ int main() { scanf("%d %d %d", &n, &m, &q); dol.go(0, m - 1, 0, root1); dol.go(m - 1, m - 1, n - 1, root1); gora.go(0, m - 1, n - 1, root2); gora.go(0, 0, 0, root2); int x = 0; while(q--) { int r, c, z; scanf("%d %d %d", &r, &c, &z); r ^= x; c ^= x; r %= n; c %= m; //cat(r); //cat(c); //cat(inter1(r, c)); //cat(inter2(r, c)); if(inter1(r, c) && inter2(r, c)) { printf("TAK\n"); x ^= z; continue; } add(r, c); ogar1(r, c); ogar2(r, c); printf("NIE\n"); } //cerr << 1.0 * clock() / CLOCKS_PER_SEC << endl; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 | #include <bits/stdc++.h> #define ll long long #define mp make_pair #define pb push_back #define ld long double #define ss(x) (int) x.size() #define fi first #define se second #define cat(x) cout << #x << " = " << x << endl #define root1 dol.t #define root2 gora.t #define bst set <int> using namespace std; const int MAX = 15000000; const int pod = (1 << 17); const int nax = 1e5 + 111; struct seg1 { struct nod { nod *l, *r; int max; }; nod t[MAX]; nod *wsk = t + 1; nod *alo() { nod* r = wsk++; r->max = 0; return r; } auto mak(auto &x) { x = x ? x : alo(); return x; } void go(const int& x, const int& y, const int& c, nod *v, int l = 0, int r = pod - 1) { if(x <= l && r <= y) { v->max = max(v->max, c); return; } int m = (l + r) / 2; if(x <= m) go(x, y, c, mak(v->l), l, m); if(m < y) go(x, y, c, mak(v->r), m + 1, r); } int query(const int& x, nod *v, int l = 0, int r = pod - 1) { if(v == NULL) return 0; if(l == r) { return v->max; } int m = (l + r) / 2; int s = 0; if(x <= m) s = query(x, v->l, l, m); if(m < x) s = query(x, v->r, m + 1, r); return max(s, v->max); } } dol; struct seg2 { struct nod { nod *l, *r; int min = 1000000000; }; nod t[MAX]; nod *wsk = t + 1; nod *alo() { nod* r = wsk++; r->min = 1000000000; return r; } auto mak(auto &x) { x = x ? x : alo(); return x; } void go(const int& x, const int& y, const int& c, nod *v, int l = 0, int r = pod - 1) { if(x <= l && r <= y) { v->min = min(v->min, c); return; } int m = (l + r) / 2; if(x <= m) go(x, y, c, mak(v->l), l, m); if(m < y) go(x, y, c, mak(v->r), m + 1, r); } int query(const int& x, nod *v, int l = 0, int r = pod - 1) { if(v == NULL) return 1000000000; if(l == r) return v->min; int m = (l + r) / 2; int s = 1000000000; if(x <= m) s = query(x, v->l, l, m); if(m < x) s = query(x, v->r, m + 1, r); return min(s, v->min); } } gora; int n, m, q; inline bool inter1(const int& row, const int& col) { return dol.query(col, root1) >= row && (col == 0 ? 1 : dol.query(col - 1, root1) <= row); } inline bool inter2(const int& row, const int& col) { return gora.query(col, root2) <= row && (col == m - 1 ? 1 : gora.query(col + 1, root2) >= row); } int z; bst downx[nax]; bst downy[nax]; void update1(const int& r); void update2(const int& c); inline void ogar1(const int& r, const int& c) { update1(r); update1(c); } void del(const int& r, const int& c) { dol.go(c, m - 1, r, root1); update1(r); update2(c); } inline bool under1(const int& r, const int& c) { return r <= dol.query(c, root1); } void update1(const int& r) { while(ss(downy[r]) && under1(r, *--downy[r].end())) { z = *--downy[r].end(); downy[r].erase(z); del(r + 1, z - 1); } } void update2(const int& c) { while(ss(downx[c]) && under1(*downx[c].begin(), c)) { z = *downx[c].begin(); downx[c].erase(z); del(z + 1, c - 1); } } bst upx[nax]; bst upy[nax]; void up1(const int& r); void up2(const int& c); inline void ogar2(const int& r, const int& c) { up1(r); up2(c); } void del2(const int& r, const int& c) { //cout << "del2 " << r << " " << c << endl; gora.go(0, c, r, root2); up1(r); up2(c); } inline bool under2(const int& r, const int& c) { return gora.query(c, root2) <= r; } void up1(const int& r) { while(ss(upy[r]) && under2(r, *upy[r].begin())) { int z = *upy[r].begin(); upy[r].erase(z); del2(r - 1, z + 1); } } void up2(const int& c) { while(ss(upx[c]) && under2(*--upx[c].end(), c)) { int z = *--upx[c].end(); upx[c].erase(z); del2(z - 1, c + 1); } } void add(const int& r, const int& c) { downx[c].insert(r); downy[r].insert(c); upx[c].insert(r); upy[r].insert(c); } /*void daj() { * cout << "dol \n"; //for(int i = 0; i < m; ++i) { // cout << dol.query(i, root1) << " a "; //} //cout << endl << endl; cout << "gora \n"; for(int i = 0; i < m; ++i) cout << gora.query(i, root2) << " "; cout << endl << endl << endl; } */ int main() { scanf("%d %d %d", &n, &m, &q); dol.go(0, m - 1, 0, root1); dol.go(m - 1, m - 1, n - 1, root1); gora.go(0, m - 1, n - 1, root2); gora.go(0, 0, 0, root2); int x = 0; while(q--) { int r, c, z; scanf("%d %d %d", &r, &c, &z); r ^= x; c ^= x; r %= n; c %= m; //cat(r); //cat(c); //cat(inter1(r, c)); //cat(inter2(r, c)); if(inter1(r, c) && inter2(r, c)) { printf("TAK\n"); x ^= z; continue; } add(r, c); ogar1(r, c); ogar2(r, c); printf("NIE\n"); } //cerr << 1.0 * clock() / CLOCKS_PER_SEC << endl; return 0; } |