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---
jupyter:
jupytext:
text_representation:
extension: .md
format_name: myst
kernelspec:
display_name: C++17
language: C++17
name: xcpp17
---
### Objectif pédagogique : échange de variable correct
```{code-cell} c++
---
editable: false
tags: [hide-cell]
---
#include <iostream>
#include "jupyter_exercizer_helpers.hpp"
using namespace std;
```
+++
```{code-cell} c++
---
tags: [hide-cell, variable]
---
CONST I1 = RANDOM_INT(0, 7);
I1
```
+++
```{code-cell} c++
---
tags: [hide-cell, variable]
---
CONST I2 = RANDOM_INT(8, 15);
I2
```
+++
```{code-cell} c++
---
tags: [hide-output, substitution]
---
int X, Y, Z;
X = I1;
Y = I2;
Z = X;
X = Y;
Y = Z;
int r = Y;
```
+++
:::{admonition} Consigne
Quelle est la valeur attendue de `r`?
:::
```{code-cell}
---
editable: true
nbgrader:
grade: false
grade_id: init
locked: false
schema_version: 3
solution: true
---
int result = INPUT(
/// BEGIN SOLUTION
Y
/// END SOLUTION
);
```
+++
```{code-cell}
---
editable: false
nbgrader:
grade: true
grade_id: check
locked: true
points: 1
schema_version: 3
solution: false
tags: [hide-cell]
---
CHECK( result == r );
```