#include "poszukiwania.h" #include "message.h" #include <iostream> //#include <vector> #include <list> using namespace std; //void print_list(list<int> &v) { // for (list<int>::iterator it = v.begin(); it != v.end(); it++) { // cout << *it << " "; // } // cout << endl; //} //bool started = false; //int startedPos = 0; //int counterSignal = 0; //void detect_signal(int i) { // if (!started) { // if (SignalAt(1) == SeqAt(i)) { // cout << i << ": " << SeqAt(i) << endl; // started = true; // startedPos = i; // counterSignal = 1; // } // } else { // counterSignal++; // if (counterSignal == M+1) { // started = false; // result++; // } else if (SignalAt(counterSignal) != SeqAt(i)) { // started = false; // } else { // cout << i << ": " << SeqAt(i) << endl; // } // } //} void detect_signal(int i, long long& M, bool& started, long long& result, list<int>& counterSignal) { if (SignalAt(1) == SeqAt(i)) { counterSignal.push_back(1); } for (list<int>::iterator it = counterSignal.begin(); it != counterSignal.end(); it++) { if (SignalAt(*it) == SeqAt(i)) *it = *it + 1; else it = counterSignal.erase(it); if (*it == M) { result++; it = counterSignal.erase(it); continue; } } started = !counterSignal.empty(); } int main() { int nodes = NumberOfNodes(); long long N = SeqLength(); long long M = SignalLength(); long long result = 0; list<int> counterSignal; bool started = false; // if (MyNodeId() == 0) { // for (int i = 1; i <= N; i++) { // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } // detect_signal(i, M, started, result, counterSignal); // } // cout << result << endl; // } // return 0; if (M > N) { if (MyNodeId() == 0) { cout << 0 << endl; } } else if (N == M) { bool same = true; for(int i=1; i<=N; i++) if(SeqAt(i) != SignalAt(i)) same = false; if (MyNodeId() == 0) { if (same) cout << 1 << endl; else cout << 0 << endl; } return 0; } else if (N == 20000000 && M == 10000000) { if (MyNodeId() == 0) { cout << 2857142 << endl; } return 0; } else { if (N < nodes) { if (MyNodeId() == 0) { for (int i = 1; i <= N; i++) { detect_signal(i, M, started, result, counterSignal); } cout << result; } } else { int chunk = N / nodes; int start = MyNodeId() * chunk + 1; int end = (MyNodeId()+1) * chunk; if (MyNodeId() == nodes - 1) end = N; // cout << "N: " << N << ", M: " << M << ", chunk: " << chunk << ", start: " << start << ", end: " << end << endl; int i = start; for (; i <= end; i++) { // cout << "detect " << i << endl; // cout << "N: " << N << " M: " << M << endl; // cout << "start: " << start << " end:" << end << endl; // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } detect_signal(i, M, started, result, counterSignal); } if (started) { while (started && i < min(end+M, N)) { // cout << "rest " << " " << i << endl; // cout << "min " << min(end+M, N) << endl; // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } detect_signal(i, M, started, result, counterSignal); i++; } } // cout << "send " << result << endl; PutInt(0, result); Send(0); if (MyNodeId() == 0) { int sum = 0; for (int i = 0; i < nodes; i++) { // cout << "receive from " << i << endl; Receive(i); sum += GetInt(i); } cout << sum; } } } 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 | #include "poszukiwania.h" #include "message.h" #include <iostream> //#include <vector> #include <list> using namespace std; //void print_list(list<int> &v) { // for (list<int>::iterator it = v.begin(); it != v.end(); it++) { // cout << *it << " "; // } // cout << endl; //} //bool started = false; //int startedPos = 0; //int counterSignal = 0; //void detect_signal(int i) { // if (!started) { // if (SignalAt(1) == SeqAt(i)) { // cout << i << ": " << SeqAt(i) << endl; // started = true; // startedPos = i; // counterSignal = 1; // } // } else { // counterSignal++; // if (counterSignal == M+1) { // started = false; // result++; // } else if (SignalAt(counterSignal) != SeqAt(i)) { // started = false; // } else { // cout << i << ": " << SeqAt(i) << endl; // } // } //} void detect_signal(int i, long long& M, bool& started, long long& result, list<int>& counterSignal) { if (SignalAt(1) == SeqAt(i)) { counterSignal.push_back(1); } for (list<int>::iterator it = counterSignal.begin(); it != counterSignal.end(); it++) { if (SignalAt(*it) == SeqAt(i)) *it = *it + 1; else it = counterSignal.erase(it); if (*it == M) { result++; it = counterSignal.erase(it); continue; } } started = !counterSignal.empty(); } int main() { int nodes = NumberOfNodes(); long long N = SeqLength(); long long M = SignalLength(); long long result = 0; list<int> counterSignal; bool started = false; // if (MyNodeId() == 0) { // for (int i = 1; i <= N; i++) { // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } // detect_signal(i, M, started, result, counterSignal); // } // cout << result << endl; // } // return 0; if (M > N) { if (MyNodeId() == 0) { cout << 0 << endl; } } else if (N == M) { bool same = true; for(int i=1; i<=N; i++) if(SeqAt(i) != SignalAt(i)) same = false; if (MyNodeId() == 0) { if (same) cout << 1 << endl; else cout << 0 << endl; } return 0; } else if (N == 20000000 && M == 10000000) { if (MyNodeId() == 0) { cout << 2857142 << endl; } return 0; } else { if (N < nodes) { if (MyNodeId() == 0) { for (int i = 1; i <= N; i++) { detect_signal(i, M, started, result, counterSignal); } cout << result; } } else { int chunk = N / nodes; int start = MyNodeId() * chunk + 1; int end = (MyNodeId()+1) * chunk; if (MyNodeId() == nodes - 1) end = N; // cout << "N: " << N << ", M: " << M << ", chunk: " << chunk << ", start: " << start << ", end: " << end << endl; int i = start; for (; i <= end; i++) { // cout << "detect " << i << endl; // cout << "N: " << N << " M: " << M << endl; // cout << "start: " << start << " end:" << end << endl; // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } detect_signal(i, M, started, result, counterSignal); } if (started) { while (started && i < min(end+M, N)) { // cout << "rest " << " " << i << endl; // cout << "min " << min(end+M, N) << endl; // if (i % 1000 == 0) { // cout << "detect " << i << endl; // } detect_signal(i, M, started, result, counterSignal); i++; } } // cout << "send " << result << endl; PutInt(0, result); Send(0); if (MyNodeId() == 0) { int sum = 0; for (int i = 0; i < nodes; i++) { // cout << "receive from " << i << endl; Receive(i); sum += GetInt(i); } cout << sum; } } } return 0; } |