From 9fe033ea88c2f705ec18c232873d056e0c229d72 Mon Sep 17 00:00:00 2001
From: Gaspard Coulet <gaspard.coulet@mines-ales.org>
Date: Wed, 28 Apr 2021 23:05:53 +0200
Subject: Initial commit

---
 sem_2/HLIN202/TP/TP5-6/ex11/exo11     | Bin 0 -> 13514 bytes
 sem_2/HLIN202/TP/TP5-6/ex11/exo11.cpp |  29 +++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 sem_2/HLIN202/TP/TP5-6/ex11/exo11
 create mode 100644 sem_2/HLIN202/TP/TP5-6/ex11/exo11.cpp

(limited to 'sem_2/HLIN202/TP/TP5-6/ex11')

diff --git a/sem_2/HLIN202/TP/TP5-6/ex11/exo11 b/sem_2/HLIN202/TP/TP5-6/ex11/exo11
new file mode 100644
index 0000000..181c922
Binary files /dev/null and b/sem_2/HLIN202/TP/TP5-6/ex11/exo11 differ
diff --git a/sem_2/HLIN202/TP/TP5-6/ex11/exo11.cpp b/sem_2/HLIN202/TP/TP5-6/ex11/exo11.cpp
new file mode 100644
index 0000000..7b88eaa
--- /dev/null
+++ b/sem_2/HLIN202/TP/TP5-6/ex11/exo11.cpp
@@ -0,0 +1,29 @@
+#include<iostream>
+#include<math.h>
+
+int solveurseconddeg ( double a, double b, double c, double * x1, double * x2) {
+  double delta = (b*b)-(4*a*c);
+  if (delta > 0) {
+    *x1 = (-b-sqrt(delta))/(2*a);
+    *x2 = (-b+sqrt(delta))/(2*a);
+    return 2;
+  }
+  else if ( delta == 0 && a!=0) {
+    *x1=-b/(2*a);
+    return 1;
+  }
+  else {
+    return 0;
+  }
+}
+int main () {
+  double a = 1, b=1, c=1;
+  double rslt1, rslt2;
+  std::cout<< " Entrez a, b et c, ce programme calcule les racines du polynome ax^2+bx+c : "<<std::endl;
+  std::cin >> a >> b >> c ;
+  int racines = solveurseconddeg(a,b,c,&rslt1,&rslt2);
+  if ( racines==0) { std::cout<<"Le polynome n'a pas de solution"<<std::endl;}
+  else if (racines == 1) { std::cout<<"Le polynome a une racine : " << rslt1 << std::endl;}
+  else if ( racines == 2) { std::cout << "Le polynome a deux racines : " << rslt1 << " et : " << rslt2<< std::endl;}
+  return 0;
+}
-- 
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