main()1 main() 2 { 3 if (wwrite((long long) 0) != 123) 4 abort(); 5 exit(0); 6 } 7 8 int wwrite(long long i)9 wwrite(long long i) 10 { 11 switch(i) 12 { 13 case 3: 14 case 10: 15 case 23: 16 case 28: 17 case 47: 18 return 0; 19 default: 20 return 123; 21 } 22 } 23