В данном массиве переставить строки и столбцы так, чтобы максимальный по модулю элемент переместился в первый столбец

from random import randint
 
n = int(input())
m = int(input())
a = [[randint(-10, 10) for j in range(m)] for i in range(n)]
for r in a:
    print(r)
mx = (max([max(i, key=abs) for i in a], key=abs))
 
for i, e, in enumerate(a):
    try:
        j = e.index(mx)
        break
    except ValueError:
        pass
print(mx, i, j)
 
 
if a[i][j] != a[0][j]:
    rolledup = a[i:] + a[:i]
    print('\nRolled up:')
    for r in rolledup:
        print(r)
if a[i][j] != a[i][0]:
    rolledleft = [row[j:] + row[:j] for row in rolledup]
    print('\nRolled left:')
    for row in rolledleft:
        print(row)

(max([max(i, key=abs) for i in a], key=abs))

from random import randint
 
n = int(input())
m = int(input())
a = [[randint(-10, 10) for j in range(m)] for i in range(n)]
for r in a:
    print(*map('{:2d}'.format, r))
 
mx = abs(a[0][0])
im = jm = 0
for i, e in enumerate(a):
    tmp = max(e, key = abs)
    if tmp > mx:
        im = i
        jm = e.index(tmp)
        mx = tmp
 
print('\nmax element:')
print(mx, (im, jm))
 
 
a[im], a[0] = a[0], a[im]
print('\nRolled row:')
for r in a:
    print(*map('{:2d}'.format, r))
 
print('\nRolled columns:')
for r in a:
    r[0], r[jm] = r[jm], r[0]
    print(*map('{:2d}'.format, r))