1+ package main
2+ 3+ import "strings"
4+ import "fmt"
5+ 6+ func removeComments (source []string ) []string {
7+ var code []string
8+ wholeLine := strings .Join (source , "\n " ) + "\n "
9+ var tempLine string
10+ 11+ for wholeLine != "" {
12+ ssIndex := strings .Index (wholeLine , "/*" )
13+ slIndex := strings .Index (wholeLine , "//" )
14+ if ssIndex == slIndex {
15+ tempLine += wholeLine
16+ break
17+ } else if ssIndex == - 1 {
18+ wholeLine = curStr (& tempLine , wholeLine , slIndex , "\n " )
19+ } else if slIndex == - 1 {
20+ wholeLine = curStr (& tempLine , wholeLine , ssIndex , "*/" )
21+ } else if ssIndex > slIndex {
22+ wholeLine = curStr (& tempLine , wholeLine , slIndex , "\n " )
23+ } else if ssIndex < slIndex {
24+ wholeLine = curStr (& tempLine , wholeLine , ssIndex , "*/" )
25+ }
26+ 27+ }
28+ for _ , line := range strings .Split (tempLine , "\n " ) {
29+ if line != "" {
30+ code = append (code , line )
31+ }
32+ }
33+ return code
34+ }
35+ 36+ func curStr (tempLine * string , wholeLine string , index int , corres string ) string {
37+ (* tempLine ) += wholeLine [:index ]
38+ wholeLine = wholeLine [index + 2 :]
39+ if corres == "\n " {
40+ wholeLine = wholeLine [strings .Index (wholeLine , corres ):]
41+ } else
42+ {
43+ wholeLine = wholeLine [strings .Index (wholeLine , corres ) + len (corres ):]
44+ }
45+ return wholeLine
46+ }
47+ 48+ func main () {
49+ code := []string {"dsf" , " //sdfsdfa" , " /*fsdfs" , "sdfsdf" , "fsdfsdf" , " sdfasdf */ " , "//sdfsdf" , "%fsdfsdf" , "fefwe" }
50+ //code := []string {"/*Test program */", "int main()", "{ ", " // variable declaration ", "int a, b, c;", "/* This is a test", " multiline ", " comment for ", " testing */", "a = b + c;", "}"}
51+ // code := []string {"a//*b//*c","blank","d//*e/*/f"}
52+ //code := []string {"struct Node{", " /*/ declare members;/**/", " int size;", " /**/int val;", "};"}
53+ result := removeComments (code )
54+ fmt .Println (strings .Join (result , "\n " ))
55+ }
56+ 57+ // a//*b//*c
58+ // blank
59+ // d//*e/*/f
60+ 61+ // ["struct Node{", " /*/ declare members;/**/", " int size;", " /**/int val;", "};"
62+ // ]
63+ // struct Node{
64+ // /*/ declare members;/**/
65+ // int size;
66+ // /**/int val;
67+ // };
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