题解 | #去除字符串中重复的字符#
去除字符串中重复的字符
https://www.nowcoder.com/practice/ffaf8888a89a4bbab80767d18b401a26
#include <iostream>
// write your code here......
#include <set>
using namespace std;
int main() {
char str[100] = { 0 };
cin.getline(str, sizeof(str));
// write your code here......
set<char> uniqueChars;
for (int i = 0; str[i] != '\0'; ++i) {
uniqueChars.insert(str[i]);
}
for (auto iter = uniqueChars.begin(); iter != uniqueChars.end(); ++iter) {
cout << *iter;
}
cout << endl;
return 0;
}
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