Monistus

mj = input('')
vastaus = mj
joku = 0
 
for key, merkki in enumerate(mj):
    if merkki.isdigit():
        joku += int(merkki)+1
        vastaus = vastaus[:joku].replace(mj[key:key+1+int(merkki)], mj[key+1:key+1+int(merkki)]*2) + vastaus[joku:]
        joku += int(merkki)-1
    else:joku += 1
 

 
 
print(vastaus)

#1699445.../\

Test 1

Group: 1, 2

Verdict: WRONG ANSWER

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: WRONG ANSWER

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: WRONG ANSWER

Test 6

Group: 1, 2

Verdict: WRONG ANSWER

Test 7

Group: 1, 2

Verdict: WRONG ANSWER

Test 8

Group: 2

Verdict: WRONG ANSWER

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