how to deal with that pom.xml shows a red- line under

the label shows org/apache/maven/shared/dependency/tree/DependencyTreeResolutionListener*. There are some clues:first,Event log shows Auto build completed with errors,second,Problems show Error:Maven Resources Compiler: Maven project configuration required for module ‘ddd’ isn’t available. Compilation of Maven projects is supported only if external build is started from an IDE.

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Comon letters strpbrk

I want to make a function which returns a char array with common letters between two words, this is my code. char *sircomun(char *a, char *b) { int i ; char *caractere,*temp,*str; if((caractere=(char *)malloc(sizeof(char)))==NULL) { printf(“Alocare nereusita”); free(caractere); exit(EXIT_FAILURE); } str=strpbrk(a,b); i=1; caractere[0]=*str; while(str!=NULL) { str=strpbrk(str+1,b); if((temp=realloc(caractere,i+1))==NULL) { printf(“Alocare nereusita”); free(caractere); exit(EXIT_FAILURE); } caractere=temp; caractere[i]=*str;…

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