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/** | |
* Delete White Spaces | |
* @param str The input string which contains white spaces | |
* @return The output string which does not contain white spaces | |
*/ | |
string delSpaces(string &str) | |
{ | |
str.erase(std::remove(str.begin(), str.end(), ' '), str.end()); | |
return str; | |
} | |
/** | |
* Returns a vector of strings, by splitting the input string by whitespaces | |
* @param input_string the input string which contains white spaces | |
* @return string vector contains splitted words | |
*/ | |
vector<string> split_string(string input_string) { | |
string::iterator new_end = unique(input_string.begin(), input_string.end(), [] (const char &x, const char &y) { | |
return x == y and x == ' '; | |
}); | |
input_string.erase(new_end, input_string.end()); | |
while (input_string[input_string.length() - 1] == ' ') { | |
input_string.pop_back(); | |
} | |
vector<string> splits; | |
char delimiter = ' '; | |
size_t i = 0; | |
size_t pos = input_string.find(delimiter); | |
while (pos != string::npos) { | |
splits.push_back(input_string.substr(i, pos - i)); | |
i = pos + 1; | |
pos = input_string.find(delimiter, i); | |
} | |
splits.push_back(input_string.substr(i, min(pos, input_string.length()) - i + 1)); | |
return splits; | |
} |
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