--- a/test04.c	Wed Oct 22 00:38:01 2014 +0900
+++ b/test04.c	Wed Oct 22 02:06:29 2014 +0900
@@ -1,33 +1,33 @@
-
+#include<stdio.h>
 int test01(int a, double b, int *c){
-    return a+b- *c;
+  return a+b- *c;
 }
 
 int test(int *a, double b){
-    int c;
-    c = *a*b + 10;
-    printf("a = %x, *a = %d, b = %d\n", a, *a, b);
-    *a = test01( *a+b, 0.02, &c);
-    return *a+b;
+  int c;
+  c = *a*b + 10;
+  printf("a = %p, *a = %d, b = %f\n", a, *a, b);
+  *a = test01( *a+b, 0.02, &c);
+  return *a+b;
 }
 
 
 int test02(int a, int b){
-    int i,sum=0;
-    i = a;
-    while ( i <= b ) {
-	sum += i;
-	i++;
-    }
-    return sum - a*b;
+  int i,sum=0;
+  i = a;
+  while ( i <= b ) {
+    sum += i;
+    i++;
+  }
+  return sum - a*b;
 }
 
 int main(int argc, char **argv){
-    int a=10;
+  int a=10;
 
-    printf("= %d\n", test02(0, 10));
-    test( &a, 10.1);
-    return 0;
+  printf("= %d\n", test02(0, 10));
+  test( &a, 10.1);
+  return 0;
 }