Main.cc: In function 'int out(int, int)':
Main.cc:8:5: error: expected initializer before 's'
s=x+y;
^
Main.cc:10:9: error: 's' was not declared in this scope
s+=i;
^
Main.cc:12:12: error: 's' was not declared in this scope
return s;
^
Main.cc: In function 'int main()':
Main.cc:15:5: warning: unused variable 'a' [-Wunused-variable]
int a,b;
^
Main.cc:15:7: warning: unused variable 'b' [-Wunused-variable]
int a,b;
^