1*97929ea7SJunchao ZhangVecScatter(bs=1) has sent out 80 messages, total 640 bytes, with average length 8 bytes
2*97929ea7SJunchao ZhangVecScatter(bs=4) has sent out 80 messages, total 2560 bytes, with average length 32 bytes
3*97929ea7SJunchao ZhangProgram finished
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