Run id: 117378

Main.cc: In function 'int main()':
Main.cc:23:13: error: 'k' was not declared in this scope
         for(k=2*i-1;k>=1;k--){
             ^
Main.cc:28:13: error: expected '}' at end of input
     return 0;
             ^
Main.cc:28:13: error: expected '}' at end of input