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题解分享简介
set的插入与遍历 - 题解
```
#include<bits/stdc++.h> // 包含标准库头文件
using namespace std; // 使用标准命名空间
int main(){
set<int>se;
int n,t;
cin>>n;
for(int i=0;i<n;i++){
cin>>t;
se.insert(t);
}
for(auto j : se){
cout<<j<<' ';
}
return 0;
}
```
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5
set的插入与遍历 - 题解
```
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin >> n;
set<int> s;
for (int i = 0; i < n; i++)
{
int x;
cin >> x;
s.insert(x);
}
for (const auto &ele : s)
{
cout << ele << " ";
}
return 0;
}
```
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3
set的插入与遍历 - 题解
```
#include <iostream>
#include <set>
using namespace std;
int main(){
int n;
set<int> s;
cin >> n;
for (int i = 0; i < n; i++) {
int num;
cin >> num;
s.insert(num);
}
for (const auto& elem : s) {
cout << elem << " ";
}
cout << endl;
return 0;
}
```
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set的插入与遍历 - 题解
include
include
include
using namespace std;
const int N = 1e6+9;
int n,x;
vector
v;
int main()
{
cin>>n;
for(int i=0;i
>x;
v.push_back(x);
}
```
sort(v.begin(),v.end());
v.erase(unique(v.begin(),v.end()),v.end());
for(int i=0;i<v.size();i++)
cout<<v[i]<<" ";
cout<<endl;
return 0;
```
}
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3
set的插入与遍历 - 题解
```
#pragma GCC optimize(2)
#include<bits/stdc++.h>
using namespace std;
set<int> s;
int main(){
ios_base::sync_with_stdio(false);
int n,t;
scanf("%d",&n);
for(int i=1;i<=n;i++){
scanf("%d",&t);
s.insert(t);
}
stringstream ss;
for(auto it=s.begin();it!=s.end();it++){
ss<<*it<<" ";
}
cout<<ss.str();
/* for(auto it=s.begin();it!=s.end();it++){
printf("%d ",*it);
}
*/
return 0;
}
```
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