Add 3375. Minimum Operations to Make Array Values Equal to K

Author: LuaanNguyen

easy/3375_minimum_operations_to_make_array_values_equal_to_k/3375_minimum_operations_to_make_array_values_equal_to_k.go

@@ -0,0 +1,14 @@
+package minimum_operations_to_make_array_values_equal_to_k
+
+func minOperations(nums []int, k int) int {
+    distinct := make(map[int]bool)
+
+    for _, n := range nums {
+        if n < k {
+            return -1
+        } else if n > k {
+            distinct[n] = true
+        }
+    }
+    return len(distinct)
+}

easy/3375_minimum_operations_to_make_array_values_equal_to_k/3375_minimum_operations_to_make_array_values_equal_to_k_test.go

@@ -0,0 +1,39 @@
+package minimum_operations_to_make_array_values_equal_to_k
+
+import "testing"
+
+func TestMinOperations(t *testing.T) {
+	tests := []struct {
+		name 	string 
+		nums	[]int
+		k 	int 
+		expectedResult	int 
+	} {
+		{
+			name: "Test Case 1", 
+			nums: []int{5,2,5,4,5},
+			k : 2, 
+			expectedResult: 2,
+		},
+		{
+			name: "Test Case 2", 
+			nums: []int{2,1,2},
+			k : 2, 
+			expectedResult: -1,
+		},
+		{
+			name: "Test Case 3", 
+			nums: []int{9,7,5,3},
+			k : 1, 
+			expectedResult: 4,
+		},
+	}
+
+	for _, test := range tests {
+		got := minOperations(test.nums, test.k) 
+
+		if got != test.expectedResult {
+			t.Errorf("minOperations(%v, %d) = %d, want = %d", test.nums, test.k, got, test.expectedResult )
+		}
+	}
+}