1×2×3×4×5×······×50,其结果后面有几个0?
问题描述:
1×2×3×4×5×······×50,其结果后面有几个0?
答
应该有10个0,2*5,12*15,22*25,32*35,42*45,10,20,30,40,50
1×2×3×4×5×······×50,其结果后面有几个0?
应该有10个0,2*5,12*15,22*25,32*35,42*45,10,20,30,40,50