'commit'

TangDou/CSP-J/J1_2020/3_Test

@@ -0,0 +1,17 @@
+for (long long i = 0; i < n; ++i) {
+    ++d[0];  
+    for (int j = 0; j + 1 < len; ++j) {
+      if (d[j] == k) {  
+        d[j] = 0;
+        d[j + 1] += 1;
+        ++ans;  
+      }
+    }
+    if (d[len - 1] == k) {
+      d[len - 1] = 0;
+      d[len] = 1;
+      ++len;
+      ++ans;
+    }
+  }
+