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#!/bin/bash
 
awk '/X/ {
    k = $2
    sub(/X.*/, "", k)
    a[k] += $1
}
END {
    for(k in a)
        print(a[k], k)
}'

Success #stdin #stdout 0.01s 5276KB

stdin

copy

2 mumbaiXa
3 mumbaiXb
1 mumbaiXp
5 delhiXn
4 delhiXz
1 parisXs
7 parisXt
1 parisXa
9 parisXe

stdout

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9 delhi
6 mumbai
18 paris

https://ideone.com/8fvpgw

https://stackoverflow.com/questions/78931497/calculate-subtotals-of-the-output-of-sort-unique-command

language:

Bash (bash 5.0.3)

created:

visibility:

secret

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