摘要：
num = eval(input("请输入一个整数：")) for i in range(1, num + 1): for j in range(num-i, 0, -1): print(" ", end="\t") for j in range(i, 1, -1): print(j, end="\t") for j in range(1... 阅读全文
摘要：
count = 1 for i in range(ord("!"), ord("~")+1): if count % 10 != 0: print(chr(i),end=" ") else: print(chr(i)) count += 1 阅读全文