}
{ $examples
{ $example "! Count the number of times an element appears in a sequence."
- "USING: prettyprint histogram ;"
+ "USING: prettyprint math.statistics ;"
"\"aaabc\" histogram ."
"H{ { 97 3 } { 98 1 } { 99 1 } }"
}
}
{ $examples
{ $example "! Count the number of times the elements of two sequences appear."
- "USING: prettyprint histogram ;"
+ "USING: prettyprint math.statistics ;"
"\"aaabc\" histogram \"aaaaaabc\" histogram* ."
"H{ { 97 9 } { 98 2 } { 99 2 } }"
}
}
{ $examples
{ $example "! Iterate over a sequence and increment the count at each element"
- "USING: assocs prettyprint histogram ;"
+ "USING: assocs prettyprint math.statistics ;"
"\"aaabc\" [ inc-at ] H{ } sequence>assoc ."
"H{ { 97 3 } { 98 1 } { 99 1 } }"
}
}
{ $examples
{ $example "! Iterate over a sequence and add the counts to an existing assoc"
- "USING: assocs prettyprint histogram kernel ;"
+ "USING: assocs prettyprint math.statistics kernel ;"
"H{ { 97 2 } { 98 1 } } clone \"aaabc\" [ inc-at ] sequence>assoc* ."
"H{ { 97 5 } { 98 2 } { 99 1 } }"
}
}
{ $examples
{ $example "! Count the number of times an element occurs in a sequence"
- "USING: assocs prettyprint histogram ;"
+ "USING: assocs prettyprint math.statistics ;"
"\"aaabc\" [ inc-at ] sequence>hashtable ."
"H{ { 97 3 } { 98 1 } { 99 1 } }"
}