Solution.go

func setZeroes(matrix [][]int) {
	m, n := len(matrix), len(matrix[0])
	rows := make([]bool, m)
	cols := make([]bool, n)
	for i, row := range matrix {
		for j, v := range row {
			if v == 0 {
				rows[i] = true
				cols[j] = true
			}
		}
	}
	for i := 0; i < m; i++ {
		for j := 0; j < n; j++ {
			if rows[i] || cols[j] {
				matrix[i][j] = 0
			}
		}
	}
}