yoshi@erdos:~/Main/www/2002i/CompII/exx$ prog6.1 20 1
141 197 277 335 364 394 477 513 553 606 628 635 717 768 783 798 840 911 916 952 
yoshi@erdos:~/Main/www/2002i/CompII/exx$ prog7.3 20 1
141 197 277 335 364 394 477 513 553 606 628 635 717 768 783 798 840 911 916 952 
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog6.1 100 1 > /dev/null

real	0m0.003s
user	0m0.000s
sys	0m0.000s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog6.1 1000 1 > /dev/null

real	0m0.013s
user	0m0.010s
sys	0m0.000s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog6.1 10000 1 > /dev/null

real	0m1.054s
user	0m1.050s
sys	0m0.000s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog7.3 10000 1 > /dev/null

real	0m0.016s
user	0m0.010s
sys	0m0.010s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog7.3 100000 1 > /dev/null

real	0m0.112s
user	0m0.110s
sys	0m0.000s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog7.3 1000000 1 > /dev/null

real	0m1.204s
user	0m1.190s
sys	0m0.010s
yoshi@erdos:~/Main/www/2002i/CompII/exx$ prog6.1 20 1
141 197 277 335 364 394 477 513 553 606 628 635 717 768 783 798 840 911 916 952 
yoshi@erdos:~/Main/www/2002i/CompII/exx$ prog7.4 20 1
141 197 277 335 364 394 477 513 553 606 628 635 717 768 783 798 840 911 916 952 
yoshi@erdos:~/Main/www/2002i/CompII/exx$ time prog7.4 1000000 1 > /dev/null

real	0m1.442s
user	0m1.430s
sys	0m0.020s
yoshi@erdos:~/Main/www/2002i/CompII/exx$