graduate scratchpad to its own example

examples/04_sample_from_cdf/example.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
-#include "../squiggle.h"
+#include "../../squiggle.h"
 
 #define NUM_SAMPLES 1000000
 #define STOP_BETA 1.0e-8

examples/04_sample_from_cdf/makefile

@@ -9,8 +9,8 @@ CC=gcc # required for nested functions
 # CC=tcc # <= faster compilation
 
 # Main file
-SRC=scratchpad.c ../squiggle.c
-OUTPUT=./scratchpad
+SRC=example.c ../../squiggle.c
+OUTPUT=./example
 
 ## Dependencies
 MATH=-lm
@@ -31,7 +31,7 @@ FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)
 
 ## make build
 build: $(SRC)
-	# gcc -std=gnu99 scratchpad.c -lm -o scratchpad
+	# gcc -std=gnu99 example.c -lm -o example
 	$(CC) $(CFLAGS) $(SRC) $(DEPENDENCIES) -o $(OUTPUT)
 
 format: $(SRC)