蓝桥杯c++-蓝桥杯竞赛练习之基础练习题杨辉三角形.zip

#include <iostream> using namespace std; const int N = 40; int main() { int a[N][N]; int n; cin >> n; for (int i = 0; i < n; i++) { a[i][0] = a[i][i] = 1; 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 <= i; j++) { cout << a[i][j] << " "; } cout << endl; } return 0; }