Buggy python submission (verdict: Time Limit Exceeded):
import sys
input=sys.stdin.readline
def main():
    n,k=map(int,input().split())
    a=list(map(int,input().split()))
    zeros=[0 for i in range(n)]

    if min(a)==n:
        print(*a)
        exit()

    for i in range(k):
        x=zeros.copy()
        for j in range(n):
            if a[j]==0:
                l=j
                r=min(j+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                #print(r)
                    x[r]+=-1
                #print(x)
            else:
                l=max(0,j-a[j])
                r=min(j+a[j]+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                    #print(r)
                    x[r]+=-1
                #print(x)
        ruiseki=[0]*n
        ruiseki[0]=x[0]
        a[0]=ruiseki[0]
        for i in range(1,n):
            ruiseki[i]=ruiseki[i-1]+x[i]
            a[i]=ruiseki[i]
 
        #print(*ruiseki)
    print(*a)
if __name__=="__main__":
    main()


Fixed submission:
import sys
input=sys.stdin.readline
def main():
    n,k=map(int,input().split())
    a=list(map(int,input().split()))
    zeros=[0]*n

    if min(a)==n:
        print(*a)
        exit()

    for i in range(k):
        x=zeros.copy()
        for j in range(n):
            if a[j]==0:
                l=j
                r=min(j+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                #print(r)
                    x[r]+=-1
                #print(x)
            else:
                l=max(0,j-a[j])
                r=min(j+a[j]+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                    #print(r)
                    x[r]+=-1
                #print(x)
        ruiseki=[0]*n
        ruiseki[0]=x[0]
        a[0]=ruiseki[0]
        for i in range(1,n):
            ruiseki[i]=ruiseki[i-1]+x[i]
            a[i]=ruiseki[i]
        if min(a)==n:
            print(*a)
            exit()
 
        #print(*ruiseki)
    print(*a)
if __name__=="__main__":
    main()

Buggy python submission (verdict: Runtime Error):
import sys
input=sys.stdin.readline
def main():
    n,k=map(int,input().split())
    a=list(map(int,input().split()))
    zeros=[0 for i in range(n)]
    if max(a)==0:
        print(*a)
        exit()
    if min(a)==n:
        print(*a)
        exit()
    for i in range(k):
        x=zeros.copy()
        for j in range(n):
            if a[j]==0:
                l=j
                r=j+1
            else:
                l=max(0,j-a[j])
                r=min(j+a[j]+1,n-1)
           # print(l,r)
            x[l]+=1
            if r!=n-1:
                x[r]+=-1
            #print(x)
        ruiseki=[0]*n
        ruiseki[0]=x[0]
        a[0]=ruiseki[0]
        mina=a[0]
        for i in range(1,n):
            ruiseki[i]=ruiseki[i-1]+x[i]
            a[i]=ruiseki[i]
            if a[i]<mina:
                mina=a[i]
        if mina==n:
            print(*a)
            exit()
        #print(*ruiseki)
    print(*a)
if __name__=="__main__":
    main()

Fixed submission:
import sys
input=sys.stdin.readline
def main():
    n,k=map(int,input().split())
    a=list(map(int,input().split()))
    zeros=[0]*n

    if min(a)==n:
        print(*a)
        exit()

    for i in range(k):
        x=zeros.copy()
        for j in range(n):
            if a[j]==0:
                l=j
                r=min(j+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                #print(r)
                    x[r]+=-1
                #print(x)
            else:
                l=max(0,j-a[j])
                r=min(j+a[j]+1,n)
                #print(l,r)
                x[l]+=1
                if r!=n:
                    #print(r)
                    x[r]+=-1
                #print(x)
        ruiseki=[0]*n
        ruiseki[0]=x[0]
        a[0]=ruiseki[0]
        for i in range(1,n):
            ruiseki[i]=ruiseki[i-1]+x[i]
            a[i]=ruiseki[i]
        if min(a)==n:
            print(*a)
            exit()
 
        #print(*ruiseki)
    print(*a)
if __name__=="__main__":
    main()