Buggy python submission (verdict: Runtime Error):
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l=[0]*(k+1)
    r=[0]*(k+1)
    x=0
    i=0
    while i<=n-1:
        if s[i]=='o':
            x+=1
            l[x]=i+1
            i+=c+1
            if x==k:
                break
        else:
            i+=1
    i=n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==1:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Runtime Error):
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l=[0]*(k+1)
    r=[0]*(k+1)
    x=0
    i=0
    while i<=n-1:
        if s[i]=='o':
            x+=1
            l[x]=i+1
            i+=k+1
            if x==k:
                break
        else:
            i+=1
    i=n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=k+1
            if x==1:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Runtime Error):
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l=[0]*(k+1)
    r=[0]*(k+1)
    x=0
    i=0
    while i<=n-1:
        if s[i]=='o':
            x+=1
            l[x]=i+1
            i+=k+1
            if x==k:
                break
        else:
            i+=1
    print(l)
    i=n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=k+1
            if x==1:
                break
        else:
            i-=1
    print(r)
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
def main():
    n,k,c=map(int,input().split())
    s=list(input())[::-1]
    sl=[0 if i=='x' else 1 for i in s]
    chk=int(''.join(map(str,sl)),2)
    ans=0
    for i in range(2**(n+1)):
        if i&chk==0:
            continue
        ocnt,cnt,bcnt,f=0,0,0,0
        for j in range(len(bin(i))-1):
            cnt+=1
            if i>>j&1:
                ocnt+=1
                if bcnt!=0:
                    if cnt-bcnt<=c:
                        f=1
                        break
                if ocnt>k:
                    f=1
                    break
                bcnt=cnt
        if f==0 and ocnt==k:
            if chk&i==i:
                if ans==0:
                    ans=i
                else:
                    ans=ans&i
                    if ans==0:
                        exit()
    for i in range(len(bin(ans))-1):
        if ans>>i&1:
            print(i+1)

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
def main():
    n,k,c=map(int,input().split())
    s=list(input())[::-1]
    sl=[0 if i=='x' else 1 for i in s]
    chk=int(''.join(map(str,sl)),2)
    ans=0
    for i in range(2**(n+1)):
        ocnt,cnt,bcnt,f=0,0,0,0
        for j in range(len(bin(i))-1):
            cnt+=1
            if i>>j&1:
                ocnt+=1
                if bcnt!=0:
                    if cnt-bcnt<=c:
                        f=1
                        break
                if ocnt>k:
                    f=1
                    break
                bcnt=cnt
        if f==0 and ocnt==k:
            if chk&i==i:
                if ans==0:
                    ans=i
                else:
                    ans=ans&i
                    if ans==0:
                        exit()
    for i in range(len(bin(ans))-1):
        if ans>>i&1:
            print(i+1)

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
def main():
    n,k,c=map(int,input().split())
    s=list(input())[::-1]
    sl=[0 if i=='x' else 1 for i in s]
    chk=int(''.join(map(str,sl)),2)
    ans=0
    for i in range(2**(n+1)):
        ocnt,cnt,bcnt,f=0,0,0,0
        for j in range(len(bin(i))-1):
            cnt+=1
            if i>>j&1:
                ocnt+=1
                if bcnt!=0:
                    if cnt-bcnt<=c:
                        f=1
                        break
                if ocnt>k:
                    f=1
                    break
                bcnt=cnt
        if f==0 and ocnt==k:
            if chk&i==i:
                if ans==0:
                    ans=i
                else:
                    ans=ans&i
                    if ans==0:
                        exit()
    for i in range(len(bin(ans))-1):
        if ans>>i&1:
            print(i+1)

if __name__ == '__main__':
    main()

Fixed submission:
def main():
    n,k,c=map(int,input().split())
    s=list(input())
    l,r=[0]*(k+1),[0]*(k+1)
    x,i=1,0
    while i<=n-1:
        if s[i]=='o':
            l[x]=i+1
            i+=c+1
            x+=1
            if x==k+1:
                break
        else:
            i+=1
    x,i=k,n-1
    while 0<=i:
        if s[i]=='o':
            r[x]=i+1
            x-=1
            i-=c+1
            if x==0:
                break
        else:
            i-=1
    for i in range(1,k+1):
        if l[i]==r[i]:
            print(l[i])

if __name__ == '__main__':
    main()