reels et condition

DEV1.1/condition.c

@@ -0,0 +1,50 @@
+# include <stdio.h>
+# include <stdlib.h>
+
+/*int main(void) {
+  int x=3;               
+ 
+  if (x=2) {
+    printf("x vaut 2\n");   
+  } else {
+    printf("x est different de 2\n");              
+  }
+ 
+  printf("%d\n", x);                                          
+ 
+  if (x=0) {
+    printf("x vaut 0\n");                                         
+  } else {
+    printf("x est different de 0\n");          
+  }
+ 
+  printf("%d\n", x);                                          
+ 
+  return EXIT_SUCCESS;
+}*/
+
+int main(void){
+  int n = 0;
+  int num = 0;
+  double x = 0;
+  int table = 0;
+
+  printf("Entrez un réel : ");
+  n = scanf("%lf", &x);
+  num = x ;
+  table = num % 3;
+  
+  if ( table == 2){
+
+    num = num + 1;
+    printf("%d \n", num);
+  }else if(table == 0){
+
+    printf("%d \n", num);
+  }else{
+
+    num = num - 1;
+    printf("%d \n", num);
+  }
+
+}

DEV1.1/reels.c

@@ -0,0 +1,37 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+/*int main(void) {
+  printf("%.15f\n", 12345.678910111213);
+  return EXIT_SUCCESS;
+}*/
+
+/*int main(void) {
+  printf("%f\n", 5.0+2.5);
+  printf("%f\n", 5.0-2.5);
+  printf("%f\n", 5.0*2.5);
+  printf("%f\n", 5.0/2.5);
+  printf("%f\n", 5.0%2.5); #pb ici avec %
+  return EXIT_SUCCESS;
+}*/
+
+/*int main(void) { # ne foncitone pas car on divise par 0
+  printf("%f\n", +1.0/0.0);
+  printf("%f\n", -1.0/0.0);
+  printf("%f\n", -0.0/0.0);
+  return EXIT_SUCCESS;
+  }*/
+
+int main(void) {
+  int n;
+  char lettre;
+  double x;
+  printf("Entrez un réel : ");
+  n = scanf("%lf", &x);
+  printf("son carré vaut : %f\n", x*x);
+	printf("entrer un caractère : ");
+	lettre = getchar();
+	lettre = getchar();
+	printf("j'ai lu : %c\n",lettre);
+	return EXIT_SUCCESS;
+}