#include <iostream> using namespace std; static const int MAX_N = 50'000; static const int MAX_M = 400'000; static int n, m, q, i8BytesRequired; static void Init() { int iBytesRequired = n >> 3; if (n & 7) iBytesRequired++; i8BytesRequired = iBytesRequired >> 3; if (iBytesRequired & 7) i8BytesRequired++; } class MySet { public: void Init(int iExternalNumber) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = 0; } for (int iExternalElementNumber = iExternalNumber; iExternalElementNumber <= n; iExternalElementNumber += iExternalNumber) { PutToSet(iExternalElementNumber); } } void Union(const MySet & setA, const MySet & setB) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); uint64_t * pSrcB = setB.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = *pSrcA++ | *pSrcB++; } } void Intersection(const MySet & setA, const MySet & setB) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); uint64_t * pSrcB = setB.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = *pSrcA++ & *pSrcB++; } } void Negate(const MySet & setA) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = ~ *pSrcA++; } } bool IsInSet(int iExternalNumber) const { int iInternalNumber = iExternalNumber - 1; return pBits[iInternalNumber >> 3] & (1 << (iInternalNumber & 7)); } uint64_t * GetDataPtr() const { return (uint64_t *) pBits; } private: void PutToSet(int iExternalNumber) { int iInternalNumber = iExternalNumber - 1; pBits[iInternalNumber >> 3] |= (1 << (iInternalNumber & 7)); } uint8_t * pBits; }; static MySet aSets[MAX_N + MAX_M]; int main() { int iOpCode, iExternalSetNumberA, iExternalSetNumberB, iExternalNumber; cin >> n >> m >> q; Init(); int iSetIndex = 0; while (iSetIndex < n) { aSets[iSetIndex].Init(iSetIndex + 1); iSetIndex++; } for (int i = 0; i < m; ++i) { cin >> iOpCode; switch (iOpCode) { case 1: cin >> iExternalSetNumberA >> iExternalSetNumberB; aSets[iSetIndex++].Union(aSets[iExternalSetNumberA - 1], aSets[iExternalSetNumberB - 1]); break; case 2: cin >> iExternalSetNumberA >> iExternalSetNumberB; aSets[iSetIndex++].Intersection(aSets[iExternalSetNumberA - 1], aSets[iExternalSetNumberB - 1]); break; case 3: cin >> iExternalSetNumberA; aSets[iSetIndex++].Negate(aSets[iExternalSetNumberA - 1]); } } for (int i = 0;; ++i) { cin >> iExternalSetNumberA >> iExternalNumber; if (aSets[iExternalSetNumberA - 1].IsInSet(iExternalNumber)) { cout << "TAK"; } else { cout << "NIE"; } if (i == q - 1) break; cout << endl; } }
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 | #include <iostream> using namespace std; static const int MAX_N = 50'000; static const int MAX_M = 400'000; static int n, m, q, i8BytesRequired; static void Init() { int iBytesRequired = n >> 3; if (n & 7) iBytesRequired++; i8BytesRequired = iBytesRequired >> 3; if (iBytesRequired & 7) i8BytesRequired++; } class MySet { public: void Init(int iExternalNumber) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = 0; } for (int iExternalElementNumber = iExternalNumber; iExternalElementNumber <= n; iExternalElementNumber += iExternalNumber) { PutToSet(iExternalElementNumber); } } void Union(const MySet & setA, const MySet & setB) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); uint64_t * pSrcB = setB.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = *pSrcA++ | *pSrcB++; } } void Intersection(const MySet & setA, const MySet & setB) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); uint64_t * pSrcB = setB.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = *pSrcA++ & *pSrcB++; } } void Negate(const MySet & setA) { pBits = new uint8_t[i8BytesRequired * 8]; uint64_t * pDst = (uint64_t *) pBits; uint64_t * pSrcA = setA.GetDataPtr(); int iCnt = i8BytesRequired; while (iCnt--) { *pDst++ = ~ *pSrcA++; } } bool IsInSet(int iExternalNumber) const { int iInternalNumber = iExternalNumber - 1; return pBits[iInternalNumber >> 3] & (1 << (iInternalNumber & 7)); } uint64_t * GetDataPtr() const { return (uint64_t *) pBits; } private: void PutToSet(int iExternalNumber) { int iInternalNumber = iExternalNumber - 1; pBits[iInternalNumber >> 3] |= (1 << (iInternalNumber & 7)); } uint8_t * pBits; }; static MySet aSets[MAX_N + MAX_M]; int main() { int iOpCode, iExternalSetNumberA, iExternalSetNumberB, iExternalNumber; cin >> n >> m >> q; Init(); int iSetIndex = 0; while (iSetIndex < n) { aSets[iSetIndex].Init(iSetIndex + 1); iSetIndex++; } for (int i = 0; i < m; ++i) { cin >> iOpCode; switch (iOpCode) { case 1: cin >> iExternalSetNumberA >> iExternalSetNumberB; aSets[iSetIndex++].Union(aSets[iExternalSetNumberA - 1], aSets[iExternalSetNumberB - 1]); break; case 2: cin >> iExternalSetNumberA >> iExternalSetNumberB; aSets[iSetIndex++].Intersection(aSets[iExternalSetNumberA - 1], aSets[iExternalSetNumberB - 1]); break; case 3: cin >> iExternalSetNumberA; aSets[iSetIndex++].Negate(aSets[iExternalSetNumberA - 1]); } } for (int i = 0;; ++i) { cin >> iExternalSetNumberA >> iExternalNumber; if (aSets[iExternalSetNumberA - 1].IsInSet(iExternalNumber)) { cout << "TAK"; } else { cout << "NIE"; } if (i == q - 1) break; cout << endl; } } |