add@scpc 2025-1s

storage/scpc/cpp/completed/2025-1-2.cpp

@@ -0,0 +1,37 @@
+#include <iostream>
+#include <algorithm>
+#include <vector>
+
+using namespace std;
+
+long long total_legal_minimum_length(int length, vector<int> pos) {
+
+    long long legal_length = pos[0];
+
+    for (auto i = 0; i < pos.size() - 1; i++) { legal_length += min(pos[i] + pos[i + 1], length - pos[i] + length - pos[i + 1]); }
+    legal_length += min(length - pos[pos.size() - 1], pos[pos.size() - 1]);
+
+    return legal_length;
+
+}
+
+int main() {
+    ios_base::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    size_t t;
+    cin >> t;
+
+    for (auto test_case = 1; test_case <= t; test_case++) {
+        int n, l;
+        cin >> n >> l;
+        int tmp;
+        vector<int> p;
+        for (auto i = 0; i < n; i++) {
+            cin >> tmp;
+            p.push_back(tmp);
+        }
+        cout << "Case #" << test_case << endl;
+        cout << total_legal_minimum_length(l, p) << endl;
+    }
+}