Discussion on: Daily Challenge #202 - Complete the Pattern II

string pattern(int n){
    string pat = "";
    for(int i=1;i<n;i++){
        for(int j=n;j>=i;j--)
            pat += to_string(j);
        pat += "\n";
    }
    if(n > 0)
        pat += to_string(n);
    return pat;
}