atcoder/abc060C

Author: xirc

atcoder/abc060/C/main.cpp

@@ -0,0 +1,37 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+using ll = long long;
+
+int N, T;
+vector<int> ts;
+
+int solve() {
+    int X = 0;
+    int b = 0, e = 0;
+    for (auto t : ts) {
+        if (e < t) {
+            X += (e - b);
+            b = t;
+            e = t + T;
+        } else {
+            e = t + T;
+        }
+    }
+    X += (e - b);
+    return X;
+}
+
+int main() {
+    ios_base::sync_with_stdio(false);
+    cin.tie(0); cout.tie(0);
+
+    cin >> N >> T;
+    ts.assign(N, 0);
+    for (int i = 0; i < N; ++i) {
+        cin >> ts[i];
+    }
+    cout << solve() << endl;
+
+    return 0;
+}