Power set: Difference between revisions
Content added Content deleted
m (→{{header|Go}}: User new and more efficient strings.Builder) |
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| Line 1,205: | Line 1,205: | ||
import ( |
import ( |
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| ⚫ | |||
"fmt" |
"fmt" |
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"strconv" |
"strconv" |
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| ⚫ | |||
) |
) |
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| Line 1,289: | Line 1,289: | ||
return "∅" |
return "∅" |
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} |
} |
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var buf |
var buf strings.Builder |
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buf.WriteRune('{') |
buf.WriteRune('{') |
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for i, e := range s { |
for i, e := range s { |
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| Line 1,308: | Line 1,308: | ||
for _, er := range r { |
for _, er := range r { |
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er := er.(set) |
er := er.(set) |
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u = append(u, append(er[:len(er):len(er)], es)) |
u = append(u, append(er[:len(er):len(er)], es)) |
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} |
} |
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r = append(r, u...) |
r = append(r, u...) |
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