aboutsummaryrefslogtreecommitdiff
path: root/other/num_zero_filled_subarr.cpp
diff options
context:
space:
mode:
authorJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
committerJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
commit7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch)
treeeb7a24ee2067f92245c57bb118e85a1baf15df50 /other/num_zero_filled_subarr.cpp
parent5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff)
downloadleetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz
leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip
chore: move cpp and rust code to directory
Diffstat (limited to 'other/num_zero_filled_subarr.cpp')
-rw-r--r--other/num_zero_filled_subarr.cpp29
1 files changed, 29 insertions, 0 deletions
diff --git a/other/num_zero_filled_subarr.cpp b/other/num_zero_filled_subarr.cpp
new file mode 100644
index 0000000..8ba45f3
--- /dev/null
+++ b/other/num_zero_filled_subarr.cpp
@@ -0,0 +1,29 @@
+// 2348. Number of Zero-Filled Subarrays
+#include "leetcode.h"
+
+// given integer array 'nums', return number of subarrays filled with zero. a
+// subarray is a contiguous non-empty sequence of elements from within an array
+
+class Solution {
+public:
+ long long zeroFilledSubarray(vector<int> &nums) {
+ long long ans = 0;
+ short n = nums.size();
+ for (int i = 0, j = 0; i < n; ++i) {
+ if (nums[i] != 0)
+ j = i + 1;
+ ans += i - j + 1;
+ }
+ return ans;
+ }
+};
+
+int main() {
+ Solution obj;
+ vector<int> n1 = {1, 3, 0, 0, 2, 0, 0, 4};
+ vector<int> n2 = {0, 0, 0, 2, 0, 0};
+ vector<int> n3 = {2, 10, 2019};
+ printf("%lld\n", obj.zeroFilledSubarray(n1)); // expect: 6
+ printf("%lld\n", obj.zeroFilledSubarray(n2)); // expect: 9
+ printf("%lld\n", obj.zeroFilledSubarray(n3)); // expect: 0
+}