7 lines
257 B
Bash
7 lines
257 B
Bash
#!/bin/sh
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read a; read b;
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echo "a+b = " `expr $a + $b`
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echo "a-b = " `expr $a - $b`
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echo "a*b = " `expr $a \* $b`
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echo "a/b = " `expr $a / $b` # truncates towards 0
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echo "a mod b = " `expr $a % $b` # same sign as first operand
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