20201217

20201217/main.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"sort"
+)
+
+func main() {
+
+}
+
+func process(g, s []int) int {
+	sort.Ints(g)
+	sort.Ints(s)
+	i, j := 0, 0
+	for i < len(g) && j < len(s) {
+		if s[j] >= g[i] {
+			i++
+		}
+		j++
+	}
+	return i
+}

20201217/main_test.go

@@ -0,0 +1,39 @@
+package main
+
+import "testing"
+
+func Test_process(t *testing.T) {
+	type args struct {
+		g []int
+		s []int
+	}
+	tests := []struct {
+		name string
+		args args
+		want int
+	}{
+		{
+			"test1",
+			args{
+				g: []int{1, 2, 3},
+				s: []int{1, 1},
+			},
+			1,
+		},
+		{
+			"test2",
+			args{
+				g: []int{1, 2},
+				s: []int{1, 2, 3},
+			},
+			2,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := process(tt.args.g, tt.args.s); got != tt.want {
+				t.Errorf("process() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}