printer.cpp: In function 'void add(std::__cxx11::string)':
printer.cpp:13:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<w.size();i++)
~^~~~~~~~~
printer.cpp:11:12: warning: unused variable 'ID' [-Wunused-variable]
int cur=0,ID=w[0]-'a';
^~
printer.cpp: In function 'void dfs(int, int)':
printer.cpp:27:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(cur==v[0].size()) ok=1;
~~~^~~~~~~~~~~~~
printer.cpp:40:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<blabla.size();i++)
~^~~~~~~~~~~~~~
printer.cpp: In function 'int main()':
printer.cpp:62:39: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::__cxx11::basic_string<char>::size_type {aka long unsigned int}' [-Wformat=]
printf("%d\n",(cnt-1)*2+n-v[0].size());
~~~~~~~~~~~~~~~~~~~~~~~^
printer.cpp:53:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&n);
~~~~~^~~~~~~~~
printer.cpp:56:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf(" %s",aux), v.push_back((string)aux);
~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~