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diff --git a/third_party/bigint/sample.cc b/third_party/bigint/sample.cc
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index 62b41df327..0000000000
--- a/third_party/bigint/sample.cc
+++ /dev/null
@@ -1,125 +0,0 @@
-// Sample program demonstrating the use of the Big Integer Library.
-
-// Standard libraries
-#include <string>
-#include <iostream>
-
-// `BigIntegerLibrary.hh' includes all of the library headers.
-#include "BigIntegerLibrary.hh"
-
-int main() {
-	/* The library throws `const char *' error messages when things go
-	 * wrong.  It's a good idea to catch them using a `try' block like this
-	 * one.  Your C++ compiler might need a command-line option to compile
-	 * code that uses exceptions. */
-	try {
-		BigInteger a; // a is 0
-		int b = 535;
-
-		/* Any primitive integer can be converted implicitly to a
-		 * BigInteger. */
-		a = b;
-
-		/* The reverse conversion requires a method call (implicit
-		 * conversions were previously supported but caused trouble).
-		 * If a were too big for an int, the library would throw an
-		 * exception. */
-		b = a.toInt();
-
-		BigInteger c(a); // Copy a BigInteger.
-
-		// The int literal is converted to a BigInteger.
-		BigInteger d(-314159265);
-
-		/* This won't compile (at least on 32-bit machines) because the
-		 * number is too big to be a primitive integer literal, and
-		 * there's no such thing as a BigInteger literal. */
-		//BigInteger e(3141592653589793238462643383279);
-
-		// Instead you can convert the number from a string.
-		std::string s("3141592653589793238462643383279");
-		BigInteger f = stringToBigInteger(s);
-
-		// You can convert the other way too.
-		std::string s2 = bigIntegerToString(f); 
-
-		// f is implicitly stringified and sent to std::cout.
-		std::cout << f << std::endl;
-
-		/* Let's do some math!  The library overloads most of the
-		 * mathematical operators (including assignment operators) to
-		 * work on BigIntegers.  There are also ``copy-less''
-		 * operations; see `BigUnsigned.hh' for details. */
-
-		// Arithmetic operators
-		BigInteger g(314159), h(265);
-		std::cout << (g + h) << '\n'
-			<< (g - h) << '\n'
-			<< (g * h) << '\n'
-			<< (g / h) << '\n'
-			<< (g % h) << std::endl;
-
-		// Bitwise operators
-		BigUnsigned i(0xFF0000FF), j(0x0000FFFF);
-		// The library's << operator recognizes base flags.
-		std::cout.flags(std::ios::hex | std::ios::showbase);
-		std::cout << (i & j) << '\n'
-			<< (i | j) << '\n'
-			<< (i ^ j) << '\n'
-			// Shift distances are ordinary unsigned ints.
-			<< (j << 21) << '\n'
-			<< (j >> 10) << '\n';
-		std::cout.flags(std::ios::dec);
-
-		// Let's do some heavy lifting and calculate powers of 314.
-		int maxPower = 10;
-		BigUnsigned x(1), big314(314);
-		for (int power = 0; power <= maxPower; power++) {
-			std::cout << "314^" << power << " = " << x << std::endl;
-			x *= big314; // A BigInteger assignment operator
-		}
-
-		// Some big-integer algorithms (albeit on small integers).
-		std::cout << gcd(BigUnsigned(60), 72) << '\n'
-			<< modinv(BigUnsigned(7), 11) << '\n'
-			<< modexp(BigUnsigned(314), 159, 2653) << std::endl;
-
-		// Add your own code here to experiment with the library.
-	} catch(char const* err) {
-		std::cout << "The library threw an exception:\n"
-			<< err << std::endl;
-	}
-
-	return 0;
-}
-
-/*
-The original sample program produces this output:
-
-3141592653589793238462643383279
-314424
-313894
-83252135
-1185
-134
-0xFF
-0xFF00FFFF
-0xFF00FF00
-0x1FFFE00000
-0x3F
-314^0 = 1
-314^1 = 314
-314^2 = 98596
-314^3 = 30959144
-314^4 = 9721171216
-314^5 = 3052447761824
-314^6 = 958468597212736
-314^7 = 300959139524799104
-314^8 = 94501169810786918656
-314^9 = 29673367320587092457984
-314^10 = 9317437338664347031806976
-12
-8
-1931
-
-*/