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10 lines
177 B
Bash
10 lines
177 B
Bash
#!/usr/bin/env bash
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# 装载其它脚本
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source lib.sh
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echo "20 + 10 = $(add 20 10)"
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echo "20 - 10 = $(sub 20 10)"
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echo "20 * 10 = $(mul 20 10)"
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echo "20 / 10 = $(div 20 10)"
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