Add acwing 2066.

1 files changed, 21 insertions, 0 deletions

diff --git a/acwing/2066.cpp b/acwing/2066.cpp
new file mode 100644
index 0000000..7a6132b
--- /dev/null
+++ b/acwing/2066.cpp
@@ -0,0 +1,21 @@
+#include <cctype>

+#include <iostream>

+

+int main() {

+  std::string input;

+  std::cin >> input;

+  std::string result;

+

+  for (int i = 0; i < input.size(); i++) {

+    if (std::isalpha(input[i])) {

+      result.push_back(input[i]);

+    } else {

+      int c = input[i] - '1';

+      result.append(c, input[i - 1]);

+    }

+  }

+

+  std::cout << result;

+

+  return 0;

+}