#include <iostream>
#include <vector>
using namespace std;
 
int main() {
 
	vector<bool> a(202, false);
 
    int n, diffNum, curVal;
 
    cin >> n;
 
    diffNum = n;
 
    for(int i = 0; i < n; i++)
    {
        cin >> curVal;
 
        if(a[curVal + 100])
        { 
            diffNum--;
            cout << " RED ALLERT >> Seen Num  --> " << curVal << " <--" << "\n";
        }
        else
        {
            a[curVal + 100] = true;
            cout << " New num  " << curVal << "\n";
        }
    }
 
    cout << " << Total diffNum >>  " << diffNum << endl;
 
 
	return 0;
}

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

NwozIDUgLTcgNyA1IC05IC00

7
3 5 -7 7 5 -9 -4