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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. int a,b ;
  6. cin >> a;
  7. cin >> b;
  8. fmax(a,b);
  9.  
  10.  
  11. return 0;
  12. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
prog.cpp: In function ‘int main()’:
prog.cpp:8:10: error: ‘fmax’ was not declared in this scope
  fmax(a,b);
          ^
stdout
Standard output is empty