标签:set ret int stream turn print == main lin
#include <cstdio>
#include <iostream>
#include <set>
using namespace std;
int main() {
int arr[127] = {0};
string a;
string b;
getline(cin, a);
getline(cin, b);
string c = a + b;
for (int i = 0; i < c.length(); i ++) {
if (arr[c[i]] == 0) {
printf("%c", c[i]);
}
arr[c[i]] ++;
}
return 0;
}
标签:set ret int stream turn print == main lin
原文地址:https://www.cnblogs.com/esrevinud/p/12150334.html