Submission

Score: 100

User: mameeewin

Problemset: เรียงสตริง

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-13 14:43:18

#include <iostream>
#include <set>
using namespace std;

int main(){
  string s; cin >> s;
  set<char> done; for (char i: s) done.insert(i);
  for (char i: done) cout << i << " ";
}

/*
TEST
1. Given Testcases
2. Minimum
3. Maximum
4. Duplicates
5. Negative Numbers / Zero

CHECK
1. Indexing Error/Wrong Variable
2. Division/Modulo by Zero
3. Overflow/Constraints
4. Leftover Debugging Output
5. Filename
*/