# HG changeset patch
# User Masataka Kohagura <kohagura@cr.ie.u-ryukyu.ac.jp>
# Date 1433146808 -32400
# Node ID 898e8d9e1c6757f3346fcfbd4f2521a2958df975
# Parent  bb0e88fbbe029eb56d03f5f890633af48fe3dc84
implement variable bitContainers array

diff -r bb0e88fbbe02 -r 898e8d9e1c67 c/bitVector/main.cc
--- a/c/bitVector/main.cc	Tue May 26 00:54:52 2015 +0900
+++ b/c/bitVector/main.cc	Mon Jun 01 17:20:08 2015 +0900
@@ -2,24 +2,37 @@
 #include <stdlib.h>
 #include <string.h>
 
-unsigned long bitSet(int bitSetPosition, unsigned long bitContainer) {
+typedef struct bitInfo {
+    int arrayNum;
+    unsigned long *bitContainer;
+}BitInfo,*BitInfoPtr;
+
+void bitSet(BitInfoPtr bi, int bitSetPosition) {
+
     unsigned long tmp = 1;
+    int arrayPosition = 0;
+
+    arrayPosition = bitSetPosition / 64;
+    bitSetPosition = bitSetPosition % 64;
+
     tmp = tmp << (63 - bitSetPosition);
-    bitContainer = bitContainer | tmp;
-    return bitContainer;
+    bi->bitContainer[arrayPosition] = bi->bitContainer[arrayPosition] | tmp;
 }
 
-void bitGet(unsigned long bitContainer) {
-    for (int i = 63; i >= 0; i--) {
-        printf( "%lu", ( bitContainer >> i ) & 1 );
+void bitPrint(BitInfoPtr bi) {
+    for (int i = 0; i < bi->arrayNum ; i++) {
+        for (int j = 63; j >= 0; j--) {
+            printf( "%lu", ( bi->bitContainer[i] >> j ) & 1 );
+        }
+        printf(" ");
     }
     puts("");
 }
 
 int main(int argc, char **argv) {
 
+    BitInfoPtr bi = (BitInfoPtr)malloc(sizeof(BitInfo));
     int bitSetPosition = 0;
-    unsigned long bitContainer = 0;
 
     for (int i = 1; i < argc ; i++) {
         if (strcmp(argv[i],"-n") == 0) {
@@ -27,7 +40,18 @@
         }
     }
 
-    bitContainer = bitSet(bitSetPosition,bitContainer);
-    bitGet(bitContainer);
+    bi->arrayNum = (bitSetPosition + 1) / 64;
+    if (((bitSetPosition + 1) % 64) != 0) bi->arrayNum++;
+
+    printf("Array Num : %d\n",bi->arrayNum);
+
+    unsigned long bitContainer[bi->arrayNum];
+    for (int i = 0; i < bi->arrayNum; i++) {
+        bitContainer[i] = 0;
+    }
+
+    bi->bitContainer = bitContainer;
+    bitSet(bi,bitSetPosition);
+    bitPrint(bi);
     return 0;
 }