样例过了，1WA 4RE

#include <iostream>
using namespace std;
const int MAXN = 10001;

int main() {
	int ans, i, j;
	float temp, a[MAXN];
	cin >> ans;
	for (i = 1; i <= ans; i++)
		cin >> a[i];
	for (i = ans; i > 1; i--)               {
		for (j = 1; j < i; j++)              {
			if (a[j] > a[j + 1])
				swap(a[j], a[j + 1]);
		}
	}
	for (i = 1; i <= ans; i++)
		cout << a[i] << " ";
	return 0;
}