12 2019 档案

摘要：floorStr = input('请输入一个层数：') floor = int(floorStr) num = floor * 2 -3 # 17 while floor > 0: print("{:<{a}}{:*<{b}}".format(" ","",a =floor,b=(num - (f 阅读全文

摘要：s = input("请输入一个字符串：") while True: subStr = input("请输入另一个字符串") if subStr == "exit": break; i = 0 count = 0 while i < len(s): j = s.find(subStr,i) if j 阅读全文

摘要：numStr = input("请输入一个大于1的正整数：") n = int(numStr) m = n * n i = 1 numbers = [] values = [] while i <=n: #生成列表 values.apped(i) if i % n ==0: numbers.appe 阅读全文

摘要：line = input("请输入一个正整数，必须是奇数：") line=int(line) if line % 2 ==0: maxspaceNum = line // 2 i = 1 linespaceNum = maxspaceNum while linespaceNum >= 0: prin 阅读全文

摘要：i = 0 j = -1 sum = 0 while i < 99: i +=1 if i==88: continue else: j = -j sum=sum+i * j print(sum) 阅读全文