updated makefile for complexity and slide. need to add a proper discussion of...

updated makefile for complexity and slide. need to add a proper discussion of the topic and 1-2 examples like searching in a list

slides/complexite.md

@@ -32,17 +32,21 @@ printf("computation about %.5f seconds\n",
 
 ```bash
 source_codes/complexity$ make bench
-RUN ONCE O0
-the computation of 199972.740622 took about 0.00836 seconds
-RUN ONCE O3
-the computation of 199972.740622 took about 0.00203 seconds
-RUN THOUSAND TIMES O0
-the computation of 199972740.621922 took about 0.00363 seconds
-RUN THOUSAND TIMES O3
-the computation of 199972740.621922 took about 0.00046 seconds
+RUN ONCE -O0
+the computation took about 0.00836 seconds
+RUN ONCE -O3
+the computation took about 0.00203 seconds
+RUN THOUSAND TIMES -O0
+the computation took about 0.00363 seconds
+RUN THOUSAND TIMES -O3
+the computation took about 0.00046 seconds
 ```
 
+Et sur votre machine les résultats seront **différents**.
+
 . . .
 
-* Il est nécessaire d'avoir une mesure indépendante du
-  matériel/compilateur/façon de mesurer.
+## Conclusion
+
+* Nécessité d'avoir une mesure indépendante du/de la
+  matériel/compilateur/façon de mesurer/météo.

source_codes/complexity/Makefile

@@ -12,10 +12,10 @@ $(EXECS): %: %.c
 	@echo $@ >> .gitignore
 
 bench: sum_one sum_one_opt sum_thousand sum_thousand_opt
-	@echo "RUN ONCE O0" && ./sum_one
-	@echo "RUN ONCE O3" && ./sum_one_opt
-	@echo "RUN THOUSAND TIMES O0" && ./sum_thousand
-	@echo "RUN THOUSAND TIMES O3" && ./sum_thousand_opt
+	@echo "RUN ONCE -O0" && ./sum_one
+	@echo "RUN ONCE -O3" && ./sum_one_opt
+	@echo "RUN THOUSAND TIMES -O0" && ./sum_thousand
+	@echo "RUN THOUSAND TIMES -O3" && ./sum_thousand_opt
 
 
 sum_one: sum.c