题解 | #求平均值#
求平均值
https://www.nowcoder.com/practice/c44b98aeaf9942d3a61548bff306a7de
#!/bin/bash
awk '{if(NR==1) {len=$1} else sum+=$1} END{printf ("%.3f",sum/len)}'
求平均值
https://www.nowcoder.com/practice/c44b98aeaf9942d3a61548bff306a7de
#!/bin/bash
awk '{if(NR==1) {len=$1} else sum+=$1} END{printf ("%.3f",sum/len)}'
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