def printPatternRecursive(row, n): # 递归基 if row > n: return # 输出当前行 for i in range(row): print(row, end=" ") print() # 递归调用 printPatternRecursive(row + 1, n) # 测试数据 n = 5 # 打印结果 printPatternRecursive(1, n)