不知道哪里错了。

# include <bits/stdc++.h>
# define int long long
using namespace std;
map<string, int>mp;
const int MAXN = 1e3 + 10;
struct code {
	string s;
	int n;
};
code a[MAXN];
bool cmp(code x, code y) {
	return x.n > y.n;
}
map<string, bool>flag;
signed main()
{
	//	freopen("1.in","r",stdin);
	//	freopen("1.out","w",stdout);
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	string name; int score;
	int n;
	cin >> n;
	for (int i = 1; i <= n; i++) {
		cin >> name >> score;
		if (flag[name] == 0) mp[name] = score;
		else mp[name] = max(mp[name], score);
		flag[name] = 1;
	}
	n = 0;
	for (auto x : mp) {
		a[++n].s = x.first;
		a[n].n = x.second;
	}
	cout << n<<endl;
	sort(a + 1, a + 1 + n, cmp);
	for (int i = 1; i <= n; i++) {
		int x = i;
		while (a[x - 1].n == a[x].n&&x>1) x--;
		x--;
		cout << a[i].s << " ";
		if (x == 0) {
			cout << "pro";
		}
		
		
		
		else if (x > 0.5 * n) {
			cout << "noob";
		}
		else if (x > 0.2 * n && x <= 0.5 * n) {
				cout << "random";
		}
		else if (x > 0.1 * n && x <= 0.2 * n) {
				cout << "average";
		}
		else if (x > 0.01 * n && x <= 0.1 * n) {
				cout << "handcore";
		}
		
		
		cout << endl;
	}
	return 0;
}

违规紫衫