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HDU 4419 Colourful Rectangle (线段树扫描线)(二)
s(k,l,r); return ; } pushdown(k,l,r); query(k*2+1,l,l+r>>1); query(k*2+2,l+r>>1,r); recover(k,l,r); } int main() { #ifdef FCBRUCE freopen(/home/fcbruce/code/t,r,stdin); #endif // FCBRUCE int T_T,__=0; scanf(%d,&T_T); while (T_T--) { int n; scanf(%d,&n); char _col; int x1,y1,x2,y2; int cnt=0,xn=0,col; for (int i=0;i