#include <iostream> #include <vector> #include <string> int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(NULL); long long result = 0; long long counterP = 0, counterL = 0; int n; std::cin >> n; std::string input; std::cin >> input; std::vector<int> pFromLeft(n, 0); std::vector<int> lFromRight(n, 0); for (int i = 0; i < input.size(); i++) { pFromLeft[i] = counterP; if (input[i] == 'P') { counterP++; } } for (int i = input.size() - 1; i >= 0; i--) { lFromRight[i] = counterL; if (input[i] == 'L') { counterL++; } } for (int i = 0; i < input.size(); i++) { if (input[i] == 'L') { if (pFromLeft[i] > lFromRight[i]) { result = lFromRight[i] * 2 + 1; } else { result = pFromLeft[i] * 2; } } else { if (lFromRight[i] > pFromLeft[i]) { result = pFromLeft[i] * 2 + 1; } else { result = lFromRight[i] * 2; } } std::cout << result << " "; } std::cout << std::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 | #include <iostream> #include <vector> #include <string> int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(NULL); long long result = 0; long long counterP = 0, counterL = 0; int n; std::cin >> n; std::string input; std::cin >> input; std::vector<int> pFromLeft(n, 0); std::vector<int> lFromRight(n, 0); for (int i = 0; i < input.size(); i++) { pFromLeft[i] = counterP; if (input[i] == 'P') { counterP++; } } for (int i = input.size() - 1; i >= 0; i--) { lFromRight[i] = counterL; if (input[i] == 'L') { counterL++; } } for (int i = 0; i < input.size(); i++) { if (input[i] == 'L') { if (pFromLeft[i] > lFromRight[i]) { result = lFromRight[i] * 2 + 1; } else { result = pFromLeft[i] * 2; } } else { if (lFromRight[i] > pFromLeft[i]) { result = pFromLeft[i] * 2 + 1; } else { result = lFromRight[i] * 2; } } std::cout << result << " "; } std::cout << std::endl; } |