import random a = [] n = int(input(n = )) for i in range(n) a.append([]) for j in range(n) a[i].append(random.randint(-9,9)) for i in range(n) print(a[i], sep=" | ") amount_current_line = 0 a_sum = [] for i in range(n) for j in range(n) amount_current_line = amount_current_line + a[i][j] a_sum.append(amount_current_line) amount_current_line = 0 for i in range(n) print(n, line - ,a_sum[i])