--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test04.c	Tue Oct 14 17:34:59 2014 +0900
@@ -0,0 +1,33 @@
+
+int test01(int a, double b, int *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 test02(int a, int 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;
+
+    printf("= %d\n", test02(0, 10));
+    test( &a, 10.1);
+    return 0;
+}
+
+