东方博宜1275求调

#include <iostream>
using namespace std;
int a[15][15];
int n;
int main() {
    cin >> n;
    for (int i = 0; i < n; i++) {
        a[i][0] = 1;
        a[i][i] = 1;
        if (i >= 2) {
            for (int j = 1; j < i; j++) {
                a[i][j] = a[i - 1][j - 1] + a[i - 1][j];
            }
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            if (a[i][j]!= 0) {
                cout << a[i][j] << " ";
                if (a[i][j + 1] == 0)
                    cout << endl;
            }
        }
    }
    return 0;
}