Create minimum-value-to-get-positive-step-by-step-sum.cpp

Author: kamyu104

C++/minimum-value-to-get-positive-step-by-step-sum.cpp

@@ -0,0 +1,14 @@
+// Time:  O(n)
+// Space: O(1)
+
+class Solution {
+public:
+    int minStartValue(vector<int>& nums) {
+        int min_prefix = 0, prefix = 0;
+        for (const auto& num : nums) {
+            prefix += num;
+            min_prefix = min(min_prefix, prefix);
+        }
+        return 1 - min_prefix;
+    }
+};