Wrong Answer
/in/foo.cc: In function 'int main()': /in/foo.cc:37:17: warning: value computed is not used [-Wunused-value] d[++cnt1].from==a; ~~~~~~~~~~~~~~^~~
/in/foo.cc: In function 'int main()': /in/foo.cc:37:17: warning: value computed is not used [-Wunused-value] d[++cnt1].from==a; ~~~~~~~~~~~~~~^~~