For Explanation watch the video
code ::
if __name__ == '__main__':
N = int(input())
L = []
for i in range(N):
cmd = input().split()
if cmd[0]=='insert':
L.insert(int(cmd[1]),int(cmd[2]))
elif cmd[0]=='print':
print(L)
elif cmd[0]=='remove':
L.remove(int(cmd[1]))
elif cmd[0]=='append':
L.append(int(cmd[1]))
elif cmd[0]=='sort':
L.sort()
elif cmd[0]=='pop':
L.pop()
elif cmd[0]=='reverse':
L.reverse()