求助：类模版==的操作符重载，请大家教教我这代码错哪了 - 数学建模社区-数学中国

#include<iostream>
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using namespace std;) Y" a+ v# A; K2 [
template<class T>; J+ d: n% X' E. r. }2 y# `$ E( b8 [
class Sample
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{
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public:+ w8 u) ]. A% p3 w, ?, T
Sample():n(0){}3 @* z* ]: F: v, G1 w: S
Sample(T a):n(a){}
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friend bool operator== (const Sample<T>&,const Sample<T>&);
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};7 ?: i$ a" w; G* x
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int main()
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{
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Sample<int> a(10),b(2);
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if(a==b)cout<<"true";
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else cout<<"false";
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cout<<endl;
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system("pause");; C. B" E) ]0 t% M+ n
return 0;
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}
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template<class T>
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bool operator==(const Sample<T>& a,const Sample<T>& b)3 R6 n7 U# d- `" a
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if(a.n==b.n)
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return true;
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else return false;7 x( I- Q' L( V. F" }! K; d
}

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