- before
```
${input}${"~".repeat(printWidth)}
${output}
```
- after
```
===options===
${options}
${" ".repeat(printWidth)}| printWidth
====input====
${input}
===output====
${output}
=============
```
- before
```
${input}${"~".repeat(printWidth)}
${output}
```
- after
```
===options===
${options}
${" ".repeat(printWidth)}| printWidth
====input====
${input}
===output====
${output}
=============
```