2020年数学建模国赛C题

Python 成绩统计

小鬼别掉队。: n = int(input()) b = [0,0,0] c = n while(n > 0): j = 0 s = eval(input()) for i in (): b[j] += i j += 1 n -= 1 print(f"语文:{b[0]/c:.2f}") print(f"数学:{b[1]/c:.2f}") print(f"英语:{b[2]/c:.2f}",end="") 这玩意为啥不给过