Add: Range Addition II

problems/range-addition-ii/range_addition_ii.go

@@ -1 +1,13 @@
 package problem598
+
+func maxCount(m int, n int, ops [][]int) int {
+	for _, op := range ops {
+		if m > op[0] {
+			m = op[0]
+		}
+		if n > op[1] {
+			n = op[1]
+		}
+	}
+	return m * n
+}

problems/range-addition-ii/range_addition_ii_test.go

@@ -1 +1,30 @@
 package problem598
+
+import "testing"
+
+type testType struct {
+	m    int
+	n    int
+	ops  [][]int
+	want int
+}
+
+func TestMaxCount(t *testing.T) {
+	tests := [...]testType{
+		{
+			m: 3,
+			n: 3,
+			ops: [][]int{
+				{2, 2},
+				{3, 3},
+			},
+			want: 4,
+		},
+	}
+	for _, tt := range tests {
+		got := maxCount(tt.m, tt.n, tt.ops)
+		if got != tt.want {
+			t.Fatalf("in: %v, got: %v, want: %v", tt.m, got, tt.want)
+		}
+	}
+}