Error: ENOENT: no such file or directory

### Problem Summary
Error: ENOENT: no such file or directory

### How to reproduce
leetcode submission -a -o tmp
and no `tmp` folder

### How to fixed
create `tmp` folder

### Environment
- leetcode-cli version: 2.0.2
- OS version: windows 10 64 bits
- Node version: v8.6.0
- Npm version: v5.3.0
