View Compilation Error

0_0_21693753_22973.cpp: In function 'int main()':
0_0_21693753_22973.cpp:16:8: error: 'row' was not declared in this scope
  cout<<row<<' '<<col<<' '<<score<<endl; 
        ^
0_0_21693753_22973.cpp:16:18: error: 'col' was not declared in this scope
  cout<<row<<' '<<col<<' '<<score<<endl; 
                  ^