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more operators

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This commit is contained in:
Micke Nordin 2016-06-18 19:41:57 +02:00
parent 271d186d27
commit 0f2a7c7536
2 changed files with 8 additions and 3 deletions
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5
cnumber.cpp
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@ -3,7 +3,8 @@
int main() {
cnumber z(1, -7);
cnumber a(-1, 4);
cnumber b(4, -7);
cout << z << endl;
cout << "a = " << a << " b = " << b << " a + b = " << a + b << endl;
}

6
cnumber.hpp
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@ -18,9 +18,13 @@ class cnumber {
signi = get_sign(i);
}
cnumber operator+(const cnumber& that) {
cnumber z(that.r + this->r, that.i + this->i);
return z;
}
friend ostream &operator<<( ostream &os, const cnumber &z ) {
os << z.r << (z.signi ? '+' : '-') << 'i' << (z.signi ? z.i : z.i * -1);
os << z.r << (z.signi ? '+' : '\0' ) << z.i << 'i';
return os;
}