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---
jupytext:
text_representation:
extension: .md
format_name: myst
format_version: 0.13
jupytext_version: 1.15.2
kernelspec:
display_name: C++17
language: C++17
name: xcpp17
---
### Objectif pédagogique : boucle while (ici calcul de factorielle)
```{code-cell}
:editable: 'false'
:tags: [hide-cell]
#include <iostream>
#include "jupyter_exercizer_helpers.hpp"
using namespace std;
CONST N0 = RANDOM_INT(3, 5);
```
```{code-cell}
int N, r;
N = N0;
r = 1;
while (N > 0) {
r = r * N;
N = N - 1;
}
```
:::{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
r
/// 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 );
```