单项选择题
下面代码的输出结果是 a=1000000 b="-" print("{0:{2}^{1},}{0:{2}>{1},}{0:{2}<{1},}".format(a,30,b)) A.----------1.000,000----------- ---------------------1,000,000 1,000,000--------------------- B.1,000,000--------------------- ---------------------1.000,000 ----------1,000.000----------- C.---------------------1,000,000 1,000,000--------------------- ----------1,000,000----------- D.---------------------1,000,000 ----------1,000,000----------- 1,000,000---------------------