Run id: 144979

Main.cc: In function 'int main()':
Main.cc:6:30: error: 'scnaf' was not declared in this scope
     scnaf("%d %s %d",&a,&b,&c)
                              ^
Main.cc:8:5: error: 'else' without a previous 'if'
     else if(b=='-')cout<