feat(BigInt): Implement bit shifts and add math in example

1 files changed, 26 insertions, 0 deletions

diff --git a/example.c b/example.c
index 6dc3525..52d402e 100644
--- a/example.c
+++ b/example.c
@@ -3,6 +3,7 @@
 #include "Vector.h"
 #include "String.h"
 #include "BumpAlloc.h"
+#include "BigInt.h"
 #include <stdio.h>
 
 int
@@ -42,6 +43,31 @@ main() {
     PRINT_NOTOK(H_freevals(&tet));
     PRINT_NOTOK(H_free(&tet));
 
+    BigInt a = B_new(&g, -1),
+           b = B_new(&g, 1);
+
+    {
+        uint_fast32_t *aa = a;
+        aa[0] = -1;
+    }
+
+    B_sum(&a, b);
+    char *astr = B_tostr(&g, a);
+    printf("a + b = %s\n", astr);
+
+    B_sub(&a, b);
+    B_sub(&a, b);
+    astr = B_tostr(&g, a);
+    printf("a - b = %s\n", astr);
+
+    B_lshift(&a, 30);
+    astr = B_tostr(&g, a);
+    printf("a << 30 = %s\n", astr);
+
+    B_rshift(&a, 30);
+    astr = B_tostr(&g, a);
+    printf("a >> 30 = %s\n", astr);
+
     PRINT_NOTOK(g.destroy(&g));
     PRINT_NOTOK(t.destroy(&t));
     PRINT_NOTOK(T.destroy(&T));