#include<iostream> #include<algorithm> using namespace std; const int N=110; int a[N]; int main() { int m; cin>>m; for(int i=0;i<m;i++) cin>>a[i]; sort(a,a+m); int ed=unique(a,a+m)-a; cout<<ed<<endl; for(int i=0;i&l...

#include<iostream> #include<algorithm> #include<vector> using namespace std; int main() { vector<int> v; int n, temp; int count = 0; cin >> n; for (int i = 0;i < n;i++) { cin >> temp; v.push_back(temp); } sort(v.begin(), v.end()...