#include <cstdlib>
#include <iostream>
#include <cmath>
using namespace std;
int main( int argc, char * argv[ ] )
{
double x, y;
cin >> x >> y;
a = log ( pow ( y,sqrt ( - fabs ( x) ) ) * ( sin ( x) + exp ( x+ y) ) ) ;
cout << "a = " << a << endl;
system ( "PAUSE" ) ;
return EXIT_SUCCESS ;
}
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compilation info
prog.cpp: In function ‘int main(int, char**)’:
prog.cpp:11:5: error: ‘a’ was not declared in this scope
a = log(pow(y,sqrt(-fabs(x)))*(sin(x)+ exp(x+y)));
^
stdout