report a condition-controlled divergent synthesis strategy of chalcones, quinolones and indoles, which was achieved via a C-Hactivation reaction of N-nitrosoanilines and cyclopropenones. Variations of Ag salts are observed to be crucial for divergently constructing the three distinct chemical scaffolds. A Rh(i)- and Rh(iii)-cocatalyzed decarbonylation/C-Hactivation/[3+2] annulation cascade reaction