Wrong Answer
/in/foo.cc: In function 'int main()': /in/foo.cc:30:27: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] rep(i,0,tmp) if((i&(i<<1)==false)&&(i&(i>>1)==false)) f[1][i]=1;//初始化第1行而不是第0行?! ~~~~~~^~~~~~~ /in/foo.cc:30:46: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] rep(i,0,tmp) if((i&(i<<1)==false)&&(i&(i>>1)==false)) f[1][i]=1;//初始化第1行而不是第0行?! ~~~~~~^~~~~~~