62 lines
1.5 KiB
Plaintext
62 lines
1.5 KiB
Plaintext
import.std.sort;
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var to_lower=func(s){
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var tmp="";
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for(var i=0;i<size(s);i+=1){
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var c=s[i];
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if('a'[0]<=c and c<='z'[0])
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tmp~=chr(c);
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elsif('A'[0]<=c and c<='Z'[0])
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tmp~=chr(c-'A'[0]+'a'[0]);
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else
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tmp~=chr(c);
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}
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return tmp;
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}
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var spliter=func(content){
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var token={};
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var len=size(content);
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var s="";
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for(var i=0;i<len;i+=1){
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var n=content[i];
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var c=chr(n);
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if(('a'[0]<=n and n<='z'[0]) or ('A'[0]<=n and n<='Z'[0])){
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s~=c;
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}elsif(c=='.' or c==',' or c=='-' or c=='\'' or c=='\"' or c=='!' or c=='?'){
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if(size(s)) {
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token[to_lower(s)]+=1;
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}
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token[c]+=1;
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s="";
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}elsif(size(s)){
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if(s[0]!="-"[0] and s[0]!="'"[0] and s[-1]!="-"[0] and s[-1]!="'"[0])
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token[to_lower(s)]+=1;
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s="";
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}
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}
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return token;
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}
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func(argv){
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if(size(argv)<1){
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println("no input files.");
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exit(-1);
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}
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var all_exists=1;
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foreach(var f;argv){
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if(!io.exists(f)){
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println("cannot open file <",f,">");
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all_exists=0;
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}
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}
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if(!all_exists){
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exit(-1);
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}
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var file_content="";
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foreach(var f;argv)
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file_content~=io.readfile(f)~" ";
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var vec=keys(spliter(file_content));
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sort(vec,func(a,b){return cmp(a,b)<=0;});
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println(vec);
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}(runtime.argv()); |