1 files changed, 27 insertions, 0 deletions
diff --git a/packages/cses/problems/1094.cpp b/packages/cses/problems/1094.cpp
new file mode 100644
index 0000000..56f3886
--- /dev/null
+++ b/packages/cses/problems/1094.cpp
@@ -0,0 +1,27 @@
+#include <iostream>
+#include <vector>
+
+using ull = unsigned long long;
+
+int main() {
+  ull n;
+  auto arr = std::vector<ull>{};
+
+  std::cin >> n;
+
+  std::string type;
+  while (std::cin >> type) arr.push_back(std::stoi(type));
+
+  ull count = 0;
+  auto last = arr[0];
+
+  for (auto const num : arr) {
+    if (num > last) {
+      last = num;
+      continue;
+    }
+    count += last - num;
+  }
+
+  std::cout << count;
+}