Array: Replace `print_array()` with `array_str()`
Array: Replace `print_array()` with `array_str()`

buaasun/grappa,alexfrolov/grappa,buaasun/grappa,uwsampa/grappa,alexfrolov/grappa,alexfrolov/grappa,buaasun/grappa,uwsampa/grappa,alexfrolov/grappa,alexfrolov/grappa,alexfrolov/grappa,alexfrolov/grappa,buaasun/grappa,uwsampa/grappa,buaasun/grappa,uwsampa/grappa,buaasun/grappa,uwsampa/grappa,uwsampa/grappa,uwsampa/grappa,buaasun/grappa