Biginteger/decimal

2026-08-16 14:55:25 +08:00
parent abd82e6961
commit 5b3320e65c
8 changed files with 975 additions and 6 deletions
@@ -0,0 +1,31 @@
+#include <BigInteger.hpp>
+
+#include <cassert>
+#include <iostream>
+#include <string>
+
+int main() {
+    using bstl::BigInteger;
+
+    BigInteger a("12345678901234567890");
+    BigInteger b("98765432109876543210");
+    BigInteger c = a + b;
+    BigInteger d = b - a;
+    BigInteger e = a * BigInteger("2");
+    BigInteger f = BigInteger("100000000000000000000000") / BigInteger("1000000000000000000");
+
+    assert(c.toString() == "111111111011111111100");
+    assert(d.toString() == "86419753208641975320");
+    assert(e.toString() == "24691357802469135780");
+    assert(f.toString() == "100000");
+
+    BigInteger zero("0");
+    assert((a == a) == true);
+    assert((a != b) == true);
+    assert((zero == 0) == true);
+    assert((a > BigInteger("12345678901234567889")) == true);
+    assert((a < b) == true);
+
+    std::cout << "BigInteger tests passed\n";
+    return 0;
+}