C++
#1 325
#2 132
#3 53
#4 38
#5 12
#6 10
#7 8
#8 8
#9 5
#10 4
#11 4
#12 4
#13 2
#14 2
#15 1
#16 1
#17 1
#18 1
#19 1
#20 1