17 lines
438 B
Bash
Executable File
17 lines
438 B
Bash
Executable File
#!/bin/bash
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# Calculate large exponent
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# $1 = c $2 = d $3 = n
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#
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# calculate c^d%n
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date=`date | sed 's\:\_\g' | sed 's\ \_\g'`
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# create a bc script to calculate this.
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# php5 is sopposed to have bc embedded...
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#
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cat calc_big_expon.bc > calc_big_expon.$$.$date.bc
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echo "t($1,$2,$3)" >> calc_big_expon.$$.$date.bc
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echo "r;" >> calc_big_expon.$$.$date.bc
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bc < calc_big_expon.$$.$date.bc | tail -1
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rm -rf calc_big_expon.$$.$date.bc
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