i=1
summ=0
while i<=20:
print("第",i,"年到了。。。")
if i==10:
print("今年你受傷了,就不用給了!")
i=i+1
j=1
while j<=12:
summ=summ+0.1
print("第",i,"年第",j,"月支付彩禮0.1萬,累計已經支付彩禮",round(summ,2),"萬!")
if j==5:
j=j+1
j=j+1
i=i+1