Function is left value
For anyone who thought that function can only be right value - See this code.
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Codice sorgente
#include <iostream.h>
int &find(int n);
int vect[10]={0,1,17,2,8,25,32,15,48,5};
int main()
{
int i;
for(i=0;i<10;i++)
cout << vect[i] << " ";
cout << endl;
find(25)=100;
for(i=0;i<10;i++)
cout << vect[i] << " ";
cout << endl;
return 0;
}
int &find(int n)
{
int i;
for(i=0;i<10 && vect[i] != n;i++);
if(n==vect[i])
return(vect[i]);
else
return(vect[0]);
}
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Commenti originali (3)
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