Eroare de compilare: main.cpp:11:5: error: 'int index' redeclared as different kind of symbol int index,idx[100003],lowlink[100003],n,m,nrcomp; ^~~~~ In file included from /usr/include/c++/6/cstring:42:0, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:48, from main.cpp:1: /usr/include/string.h:477:1: note: previous declaration 'const char* index(const char*, int)' index (const char *__s, int __c) __THROW ^~~~~ main.cpp: In function 'void tarjan(int)': main.cpp:20:12: error: cannot resolve overloaded function 'index' based on conversion to type 'int' idx[k]=index; ^~~~~ main.cpp:21:16: error: cannot resolve overloaded function 'index' based on conversion to type 'int' lowlink[k]=index; ^~~~~ main.cpp:22:10: error: no post-increment operator for type index++; ^~ main.cpp: In function 'int main()': main.cpp:52:11: error: overloaded function with no contextual type information index=1; ^ Non zero exit status: 1