[python/파이썬] 백준 21918 전구

[문제 출처]

https://www.acmicpc.net/problem/21918

21918번: 전구

 

[문제 풀이]

 

import sys
input = sys.stdin.readline

n,m = map(int, input().split())

bulb = list(map(int,input().split()))

for i in range(m):
    inst = list(map(int, input().split()))
    
    if inst[0] == 1:
        bulb[inst[1]-1] = inst[2]
    elif inst[0] == 2:
        for j in range(inst[1]-1, inst[2]):
            if bulb[j] == 0:
                bulb[j] = 1
            else:
                bulb[j] = 0
    elif inst[0] == 3:
        for j in range(inst[1]-1, inst[2]):
            if bulb[j] == 1:
                bulb[j] = 0 
    elif inst[0] == 4:
        for j in range(inst[1]-1, inst[2]):
            if bulb[j] == 0:
                bulb[j] = 1 
    
print(*bulb)