These should be signed

fractions.hpp

@@ -4,9 +4,9 @@
 
 class fraction {
 private:
-  uint64_t n = 0;
-  uint64_t d = 1;
-  uint64_t gcd(uint64_t a, uint64_t b) const {
+  int64_t n = 0;
+  int64_t d = 1;
+  int64_t gcd(int64_t a, int64_t b) const {
     if (b == 0) {
       return a;
     }
@@ -37,19 +37,19 @@ public:
   // Constructors
   fraction() {}
   fraction(const fraction &q) {
-    uint64_t hcf = gcd(q.n, q.d);
+    int64_t hcf = gcd(q.n, q.d);
     n = q.n / hcf;
     d = q.d / hcf;
   }
-  fraction(uint64_t a, uint64_t b) {
-    uint64_t hcf = gcd(a, b);
+  fraction(int64_t a, int64_t b) {
+    int64_t hcf = gcd(a, b);
     n = a / hcf;
     d = b / hcf;
   }
   fraction(int a, int b) {
-    uint64_t hcf = gcd(a, b);
-    n = (uint64_t)a / hcf;
-    d = (uint64_t)b / hcf;
+    int64_t hcf = gcd(a, b);
+    n = (int64_t)a / hcf;
+    d = (int64_t)b / hcf;
   }
   fraction(int a) {
     fraction q(a, 1);
@@ -58,11 +58,11 @@ public:
   }
   fraction(double dec) {
     int precision = get_precision(dec);
-    uint64_t denominator = 1;
+    int64_t denominator = 1;
     for (int i = 0; i < precision; i++) {
       denominator *= 10;
     }
-    uint64_t numerator = dec * denominator;
+    int64_t numerator = dec * denominator;
     fraction q(numerator, denominator);
     n = q.n;
     d = q.d;
@@ -70,34 +70,34 @@ public:
   ~fraction() {}
   // Member functions
   int get_sign() const { return (!(n >= 0) != !(d >= 0)) ? -1 : 1; }
-  uint64_t get_n() const { return this->n; }
-  uint64_t get_d() const { return this->d; }
+  int64_t get_n() const { return this->n; }
+  int64_t get_d() const { return this->d; }
   double to_double() const {
     double dec = (double)n / (double)d;
     return dec;
   }
   // Operators
   fraction operator+(const fraction &that) const {
-    uint64_t numerator = this->n * that.d + that.n * this->d;
-    uint64_t denominator = this->d * that.d;
+    int64_t numerator = this->n * that.d + that.n * this->d;
+    int64_t denominator = this->d * that.d;
     fraction q(numerator, denominator);
     return q;
   }
   fraction operator-(const fraction &that) const {
-    uint64_t numerator = this->n * that.d - that.n * this->d;
-    uint64_t denominator = this->d * that.d;
+    int64_t numerator = this->n * that.d - that.n * this->d;
+    int64_t denominator = this->d * that.d;
     fraction q(numerator, denominator);
     return q;
   }
   fraction operator*(const fraction &that) const {
-    uint64_t numerator = this->n * that.n;
-    uint64_t denominator = this->d * that.d;
+    int64_t numerator = this->n * that.n;
+    int64_t denominator = this->d * that.d;
     fraction q(numerator, denominator);
     return q;
   }
   fraction operator*(const int i) const {
-    uint64_t numerator = this->n * i;
-    uint64_t denominator = this->d;
+    int64_t numerator = this->n * i;
+    int64_t denominator = this->d;
     fraction q(numerator, denominator);
     return q;
   }
@@ -107,8 +107,8 @@ public:
     return a * b;
   }
   friend std::ostream &operator<<(std::ostream &os, const fraction &q) {
-    uint64_t num = q.n;
-    uint64_t den = q.d;
+    int64_t num = q.n;
+    int64_t den = q.d;
     std::string s = "";
     if (q.n < 0) {
       s = "-";
@@ -135,8 +135,8 @@ public:
     this->d = q.d;
   }
   void operator=(const int i) {
-    this->n = (uint64_t)i;
-    this->d = (uint64_t)1;
+    this->n = (int64_t)i;
+    this->d = (int64_t)1;
   }
   void operator=(const double dec) {
     const fraction q(dec);
@@ -144,7 +144,7 @@ public:
     this->d = q.d;
   }
   bool operator>(const fraction &q) const {
-    uint64_t hcf = gcd(d, q.d);
+    int64_t hcf = gcd(d, q.d);
     fraction a(*this * hcf);
     fraction b(q * hcf);
     return (a.n > b.n);