#include #include using namespace std; /* https://stackoverflow.com/questions/26502432/how-can-i-separate-numbers-and-letters-in-a-c-string Input: "30EinsteinStreet" "548 Roe Drive5500 TestCity" "44B SaarlouisDrive1234Testtown" Output: "30 EinsteinStreet" "548 Roe Drive 5500 TestCity" "44 B SaarlouisDrive 1234 Testtown" */ int _next(string s, int curr, bool isNum=true) { int index = 0; for (int i = curr; i < (int)s.length(); i++) { if (isNum && ((s[i] >= 65 && s[i] <= 90) || (s[i] >= 97 && s[i] <= 122) || s[i] == 32)) { return index; } else if (!isNum && ((s[i] >= 48 && s[i] < 65) || s[i] == 32)) { return index; } else { index++; } } return index; } int main() { vector tc{ "18R11K11K", "30EinsteinStreet", "548 Roe Drive5500 TestCity", "44B SaarlouisDrive1234Testtown" }; for (int t = 0; t < (int)tc.size(); t++) { string s = tc[t]; cout << s << "\n"; int len = s.length(); vector o; for (int i = 0; i < len; ) { int idx = 0; if ((s[i] >= 48 && s[i] < 65)) { idx = _next(s, i, true); o.push_back(s.substr(i, idx)); i = i + idx; } else if ((s[i] >= 65 && s[i] <= 90) || (s[i] >= 97 && s[i] <= 122)) { idx = _next(s, i, false); o.push_back(s.substr(i, idx)); i = i + idx; } else { i++; } } for (int i = 0; i < (int)o.size(); i++) { cout << o[i] << " "; } cout << "\n\n"; } }

separate digit from text