백준 2669 직사각형 네개의 합집합의 면적 구하기

https://www.acmicpc.net/problem/2669

2669번: 직사각형 네개의 합집합의 면적 구하기

rect = []
for _ in range(4):
    rect.append(list(map(int,input().split())))
x = max(rect[0][2],rect[1][2],rect[2][2],rect[3][2])+1
y = max(rect[0][3],rect[1][3],rect[2][3],rect[3][3])+1
result = [[0 for i in range(x)] for j in range(y)]
print(result)
for i in range(4):
    for j in range(rect[i][0],rect[i][2]):
        for k in range(rect[i][1],rect[i][3]):
            result[k][j] = 1       

area = 0
for i in range(x):
    for j in range(y):
        area += result[j][i]
print(area)