#include <iostream> #include <vector> int main() { int n; std::cin >> n; std::string directions; std::cin >> directions; int begin = 0; int end = n - 1; std::vector<int> res(n); while (begin < end){ while (directions[begin] == 'L'){ begin++; } while (directions[end] == 'P'){ end--; } enum states {none, p}; states state = none; for (int i = begin; i <= end; ++i) { if (directions[i] == 'P'){ if (state == none){ state = p; } } else { if (state == p){ directions[i - 1] = 'L'; directions[i] = 'P'; res[i-1]++; res[i]++; state = none; } } } } for (int i = 0; i < res.size(); ++i) { if (i > 0){ std::cout << " "; } std::cout << res[i]; } std::cout << std::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 | #include <iostream> #include <vector> int main() { int n; std::cin >> n; std::string directions; std::cin >> directions; int begin = 0; int end = n - 1; std::vector<int> res(n); while (begin < end){ while (directions[begin] == 'L'){ begin++; } while (directions[end] == 'P'){ end--; } enum states {none, p}; states state = none; for (int i = begin; i <= end; ++i) { if (directions[i] == 'P'){ if (state == none){ state = p; } } else { if (state == p){ directions[i - 1] = 'L'; directions[i] = 'P'; res[i-1]++; res[i]++; state = none; } } } } for (int i = 0; i < res.size(); ++i) { if (i > 0){ std::cout << " "; } std::cout << res[i]; } std::cout << std::endl; return 0; } |