Run id: 92467

Main.cc: In function 'int g(int, int)':
Main.cc:7:20: error: 'gcd' was not declared in this scope
   return gcd(b, a%b); 
                    ^
Main.cc: In function 'int main()':
Main.cc:13:22: error: 'n' was not declared in this scope
  while (scanf("%d", &n) != -1) {
                      ^
Main.cc:24:22: error: 'gcd' was not declared in this scope
     if (gcd(r[i],r[j])==1) {
                      ^
Main.cc:20:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&r[i]);
                     ^