Caso # | Resultado | Tiempo | Memoria |
---|---|---|---|
#1 |
Correcto
|
0.027 s | 3 KBi |
#2 |
Correcto
|
0.028 s | 3 KBi |
#3 |
Correcto
|
0.023 s | 3 KBi |
#4 |
Correcto
|
0.021 s | 3 KBi |
#5 |
Correcto
|
0.022 s | 3 KBi |
#6 |
Correcto
|
0.021 s | 3 KBi |
#7 |
Correcto
|
0.027 s | 3 KBi |
#8 |
Correcto
|
0.027 s | 3 KBi |
#9 |
Correcto
|
0.021 s | 3 KBi |
#10 |
Correcto
|
0.024 s | 3 KBi |
#11 |
Correcto
|
0.021 s | 3 KBi |
#12 |
Correcto
|
0.023 s | 3 KBi |
#13 |
Correcto
|
0.022 s | 3 KBi |
#14 |
Correcto
|
0.024 s | 3 KBi |
#15 |
Correcto
|
0.02 s | 3 KBi |
#16 |
Correcto
|
0.026 s | 3 KBi |
#17 |
Correcto
|
0.026 s | 3 KBi |
#18 |
Correcto
|
0.025 s | 3 KBi |
#19 |
Correcto
|
0.032 s | 3 KBi |
#20 |
Correcto
|
0.03 s | 3 KBi |
def is_magic_square(mat): N = len(mat) ld = sum(mat[i][i] for i in range(N)) rd = sum(mat[N-i-1][i] for i in range(N)) rows = [sum(row) for row in mat] cols = [sum(mat[r][c] for r in range(N)) for c in range(N)] return all(c == rows[0] for c in cols) and all(r == cols[0] for r in rows) and rows[0] == ld == rd if __name__ == "__main__": N = int(input()) mat = [] for _ in range(N): row = list(map(int, input().split(" "))) mat.append(row) res = is_magic_square(mat) if res: print("Yes") else: print("No")