zhyf · 发布于 2025-08-21 · 浏览 361 回复 0

int n, k, sum = 0;
cin >> n;
int a[n];
for (int i = 0; i < n; i++) {
	cin >> a[i];
}
cin >> k;
for (int x = 0; x < n; x++) {
	if (a[x] == k) {
		sum++;
	}
}
cout << sum;
return 0;