Merkkijono

a = list("ABCDEFGHIJKLMNOPQRSTUVWXYZ")
b = list(input())
c = []
n = 0
d = ["SWAP\n", "MOVE\n", "MOVE\nSWAP\n"]
for i in range(25, 0, -1):
    z = b.index(a[i])
    if z != 0:
        c.append(d[1] * (26 - z))
        n += (26 - z)
        b = b[z:] + b[:z]
    y = b.index(a[[i + 1, 0][i == 25]])
    if y != 1: 
        c.append(d[2] * (26 - y))
        n += 2 * (26 - y)
        b = [b[0]] + b[y:] + b[1:y]

    c.append(d[1])
    n += 1
    b.insert(0, b.pop())

    #input()
    #print("".join(b))

print(n)
print("".join(c))
        

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED