diff --git a/README.md b/README.md
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+# Docker container for valgrind
+
+## Использование
+
+Запуск контейнера:
+`docker run -it --rm -v $PWD/path/to/my/files:/valgrind shahfil/valgrind:latest`
+
+Запуск проверки в обычном режиме:
+`valgrind ./your_executable`
+
+### Пример использования
+```
+docker run -it --rm -v $PWD/examples:/valgrind shahfil/valgrind:latest
+
+make
+valgrind ./leak
+valgrind --leak-check=full -s ./leak
+exit
+```
+или то же самое одной командой:
+```
+docker run -it --rm -v $PWD/examples:/valgrind shahfil/valgrind:latest /bin/bash -c "make && valgrind ./leak"
+```
diff --git a/examples/leak b/examples/leak
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diff --git a/examples/leak.cpp b/examples/leak.cpp
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+#include <cstdlib>
+#include <iostream>
+
+int 
+main (void) 
+{
+  size_t *n = 0;
+  n = (size_t *) malloc (sizeof (size_t) * 3);
+    
+  for (size_t idx = 0; idx < 3; idx++) 
+    {
+      *(n + idx) = idx;
+      std::cout << *(n + idx) << std::endl;
+    }
+  // free ((void *) n);
+  return 0;
+}