回答編集履歴
1
訂正
test
CHANGED
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@@ -2,7 +2,7 @@
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2
2
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3
3
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```bash
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4
4
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5
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-
$ echo 10|xargs -I@ echo "echo {1..@}"|sh|tr ' ' '+'|xargs -I
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5
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+
$ echo 10|xargs -I@ echo "echo {1..@}"|sh|tr ' ' '+'|xargs -I@ echo 'echo @=$((@))'|sh
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6
6
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7
7
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1+2+3+4+5+6+7+8+9+10=55
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8
8
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