Monistus

mj = input('')
vastaus = mj
luvut = []
for key in range(len(mj)-1):
    if mj[key].isdigit():
        luvut.append(key)
 
while luvut != []:
    luvut.sort()
    key = luvut[0]
    vask = int(vastaus[key])
    vastaus = vastaus[:key] + vastaus[key+1:key+1+int(vask)] + vastaus[key+1:]
    for k in range(len(luvut[1:])):
        if luvut[k+1] <= key + vask:
            #print(vask, luvut[k], luvut)
            luvut.append(luvut[k+1] + vask - 1)
        else:
            luvut[k+1] += vask
        luvut[k+1] -= 1
        
    luvut.pop(0)
 
print(vastaus)

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: ACCEPTED

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: ACCEPTED

Test 6

Group: 1, 2

Verdict: ACCEPTED

Test 7

Group: 1, 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 2

Verdict: TIME LIMIT EXCEEDED