Submission #2670067

---

Source Code Expand

N,K = map(int,input().split()) # <= 100
S = list(input())
T = ""
count = 0
Ssort = sorted(S)
for i in range(N):
    for c in Ssort:
        tmp = 0
        t = Ssort[:]
        t.remove(c)
        tmp = 1 if c != S[i] else 0
        for j in range(i+1,N):
            if S[j] in t:
                t.remove(S[j])
            else:
                tmp += 1
        if count + tmp <= K:
            T += c
            Ssort.remove(c)
            count += 1 if c != S[i] else 0
            break
print(T)

Submission Info

Judge Result