ݱ޹˾ 
  
1s-m-t-w-t-f-  

2ǧ٣ʾ6606ôʮһǧʮһ٣ʮһʾʲô  

3grassһʣagentǰһʣ´ʣʲô  

4ũ֪жټһϣ75ֻϹ20ã100ֻϹ15죬ԭжֻ  

56ͰװҺ壬һҺļ۸һֵdoubleͰΪ81315171931һˣ14ԪҺ壬ʣһͰʣĸ  

6򳡣ʣ6룬4֣û׷ϣһͣôָԱȥ 
1.s-m-t-w-t-f- 
sĸ˳ָ~Ƿȱĸָ 

2ǧ٣ʾ6606ôʮһǧʮһ٣ʮһʾʲô 
11000+1100+11=12111 

3grassһʣagentǰһʣ´ʣʲô 
land grassland ݵ, ԭ landagent ز 

4ũ֪жټһϣ75ֻϹ20ã100ֻ 
15죬ԭжֻ 
𣺼輦ΪXһһֻΪa20*x-75)*a=15*(x+100)*aۣԭ600ֻ 

56ͰװҺ壬һҺļ۸һֵdoubleͰΪ8131517 
1931һˣ14ԪҺ壬ʣһͰʣĸ 
19 
۸һֵdoubleͬǮһֵһ 
13+15=28 
8+17+31=56 
ʣһͰΪ19 

6򳡣ʣ6룬4֣û׷ϣһͣôָԱȥ 
𣺷ſֽžһƴԶͶնԷ淣ȡһΪʤǼʱĻᣬ㲻ܷܳɹԱҲΪԼľһź