AlgorithmOJ

2026-11-04 13:13:18 

Flow

Time Limit: 1000ms
Memory Limit: 131072KB
This problem will be judged on HDU. Original ID: 4700
64-bit integer IO format: %I64d      Java class name: Main
Special Judge
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Description

Sample Input 

3
-1 2 2
2 -1 2
2 2 -1
3
-1 1 2
1 -1 2
2 2 -1

Sample Output 

YES
-1 1 1
1 -1 1
1 1 -1
NO

Source

2013 Multi-University Training Contest 10
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