/in/foo.cc: In function 'void build(int&, int, int)':
/in/foo.cc:43:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int mid=L0+R0>>1;
             ~~^~~
/in/foo.cc: In function 'void ins(int, int, int, lint)':
/in/foo.cc:51:26: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     pushdw(p); int mid=L0+R0>>1;
                        ~~^~~
/in/foo.cc: In function 'lint query(int, int, int)':
/in/foo.cc:59:26: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     pushdw(p); int mid=L0+R0>>1; lint r=0;
                        ~~^~~
/in/foo.cc: In function 'void show(int, int, int)':
/in/foo.cc:67:102: warning: format '%d' expects argument of type 'int', but argument 6 has type 'lint {aka long long int}' [-Wformat=]
     printf("[%d,%d] sum=%lld v1=%lld(%d) v2=%lld tag=%lld\n",L0,R0,sum[p],v1[p],v1Cnt[p],v2[p],tag[p]);
                                                                                                      ^
/in/foo.cc:68:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int mid=L0+R0>>1; if(L0==R0) return;
             ~~^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:79:43: warning: format '%d' expects argument of type 'int', but argument 2 has type 'lint {aka long long int}' [-Wformat=]
         if(!x) printf("%d\n",query(rt,1,n));
                                           ^