20241019 finished.

src/problem/mod.rs

@@ -268,3 +268,4 @@ mod p3200_maximum_height_of_a_triangle;
 mod p3194_minimum_average_of_smallest_and_largest_elements;
 mod p3193_count_the_number_of_inversions;
 mod p3191_minimum_operations_to_make_binary_array_elements_equal_to_one_i;
+mod p3192_minimum_operations_to_make_binary_array_elements_equal_to_one_ii;

src/problem/p3192_minimum_operations_to_make_binary_array_elements_equal_to_one_ii.rs

@@ -0,0 +1,48 @@
+/**
+ * [3192] Minimum Operations to Make Binary Array Elements Equal to One II
+ */
+pub struct Solution {}
+
+
+// submission codes start here
+
+impl Solution {
+    pub fn min_operations(nums: Vec<i32>) -> i32 {
+        let mut result = 0;
+        let mut change_time = 0;
+
+        for i in 0..nums.len() {
+            let num = if change_time % 2 == 1 {
+                if nums[i] == 1 {
+                    0
+                } else {
+                    1
+                }
+            } else {
+                nums[i]
+            };
+
+            if num == 1 {
+                continue;
+            }
+
+            change_time += 1;
+            result += 1;
+        }
+
+        result
+    }
+}
+
+// submission codes end
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_3192() {
+        assert_eq!(4, Solution::min_operations(vec![0, 1, 1, 0, 1]));
+        assert_eq!(1, Solution::min_operations(vec![1, 0, 0, 0]));
+    }
+}