Run id: 73059

Main.cc: In function 'int main()':
Main.cc:4:9: warning: unused variable 'n' [-Wunused-variable]
     int n,b=0;
         ^
Main.cc:4:11: warning: unused variable 'b' [-Wunused-variable]
     int n,b=0;
           ^
Main.cc:20:13: error: expected '}' at end of input
     return 0;
             ^