Problem3227--【Div1】csp-j2019P4 - 加工零件

3227: 【Div1】csp-j2019P4 - 加工零件

[Creator : ]
Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 0Submit Num: 0Statistics

Description




Sample Input Copy 

3 2 6
1 2
2 3
1 1
2 1
3 1
1 2
2 2
3 2

Sample Output Copy 

No
Yes
No
Yes
No
Yes

HINT

Source/Category

Div1 算法 图论 数据结构 csp-j 
Submit