[Init] Solved solutions

cpp/339B.cpp

@@ -0,0 +1,26 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    int n, m, now = 1;
+    unsigned long long int c = 0;
+    cin >> n >> m;
+    for (int i = 0; i < m; i++)
+    {
+        int t;
+        cin >> t;
+        if (t < now)
+        {
+            c = c + t + n - now;
+        }
+        else
+        {
+            c = c + t - now;
+        }
+        now = t;
+    }
+    cout << c;
+    return 0;
+}