Closed simbafl closed 5 years ago
`for i in range(100000): for j in range(10): a[i][j] = 0
for j in range(10): for i in range(100000): a[j][i] = 0` 源代码没有j, 只有i
`for i in range(100000): for j in range(10): a[i][j] = 0
for j in range(10): for i in range(100000): a[j][i] = 0` 源代码没有j, 只有i